INFORMACIÓN TÉCNICA 1 – Carpenter Aceros Fortuna

MAQUINABILIDAD EN VARIAS CALIDADES
PIES POR MINUTO


MAQUINABILIDAD PROPORCIONAL (BASE B 1112 COMO 100% CON HERRAMIENTA DE ACERO ALTA VELOCIDAD

PROPIEDADES MECÁNICAS Y MAQUINABILIDAD ESTIMADAS PARA ALGUNOS TIPOS DE ACEROS
AL CARBONO Y ALEADOS EN DISTINTAS CONDICIONES DE ACABADO Y TRATAMIENTO TÉRMICO
ACERO	PROFUNDIDAD DE CORTE PULGADAS	HERRAMIENTAS DE ACERO RÁPIDO			HERRAMIENTAS DE CARBURO TUNGSTENO
		VELOCIDAD RPM	AVANCE IPR	MATERIAL HERRAMIENTA	VELOCIDAD RPM		AVANCE IPR	MATERIAL HERRAMIENTA
		VELOCIDAD RPM	AVANCE IPR	MATERIAL HERRAMIENTA	SOLDADA	DESECHABLE	AVANCE IPR	MATERIAL HERRAMIENTA
304	.150 .025	75 85	.015 .007	T – 15 M – 42	300 325	325 375	.015 .007	C – 2 C – 3
303	.150 .025	100 120	.015 .007	M – 2 M – 3	350 400	400 450	.015 .007	C – 2 C – 2
316	.150 .025	70 80	.015 .007	T – 15 M – 42	280 305	305 365	.015 .007	C – 2 C – 3
410	.150 .025	85 105	.015 .007	M – 2 M – 3	350 400	400 475	.015 .007	C – 6 C – 7
416	.150 .025	145 155	.015 .007	M – 2 M – 3	460 510	510 575	.015 .007	C – 6 C – 7
431	.150 .025	75 80	.015 .007	T – 15 N – 42	300 350	350 400	.015 .007	C – 6 C – 7
NOTA: GENERALMENTE SE LOGRAN MEJORES RESULTADOS REDUCIENDO LAS VELOCIDADES DE 5 A 15 POR CIENTO.

TORNEADO-HERRAMIENTAS DE FORMA Y DE TRONZADO
ACERO	VELOCIDAD FPM	AVANCE IPR (PULGADAS POR REVOLUCIÓN)							MATERIAL HERRAMIENTA
		HERRAMIENTAS DE TRONZADO				HERRAMIENTAS DE FORMA
		ANCHO EN PULGADAS
		1/16	1/8	1/4	1/2	1	1 1/2	2
304	56 – 85	.001	.0015	.002	.0015	.001	.001	.001	M – 2
304	190 – 300	.004	.0055	.007	.005	.004	.0035	.0035	C – 2
303	74 – 115	.0015	.002	.0025	.002	,0015	.0015	.001	M – 2
303	255 – 320	.004	.005	.007	.006	.005	.004	.003	C – 2
316	55 – 96	.0015	.002	.002	.002	.0015	.001	.001	M – 2
316	180 – 200	.004	.0055	.007	.005	.004	.0035	.0035	C – 2
410	65 – 110	.001	.001	.002	.0015	.001	.001	.001	M – 2
410	300 – 340	.004	.0055	.007	.005	.004	.0035	.0035	C – 6
416	109 – 158	.0015	.002	.0025	.002	.0015	.001	.001	M – 2
416	330 – 365	.004	.005	.007	.005	.004	.0035	.0035	C – 6
431	53 – 79	.001	.001	.0015	.0015	.001	.001	.0005	M – 2
431	150 – 225	.004	.0055	.007	.005	.004	.0035	.003	C – 6

FRESADO – VERTICAL Y CIRCULAR
ACERO	PROFUNDIDAD DE CORTE PULGADAS	HERRAMIENTAS DE ACERO RÁPIDO						HERRAMIENTAS DE CARBURO
		VELOCIDAD FPM	AVANCE – PULG. POR DIENTE				MAT. DÉLA HTA.	VELOCIDAD FPM	AVANCE – PULG. POR DIENTE				MAT. DE LA HTA.
			DIAM. CORTADOR – PULG.						DIAM. CORTADOR – PULG.
			1/4	1/2	3/4	1 – 2			1/4	1/2	3/4	1 – 2
304	.50	70	.001	.002	.003	.004	M 2	270	.001	.002	.003	.005	C2
303	.50	125	.001	.002	.004	.005	M 2	340	.001	.002	.005	.007	C2
316	.50	175	.001	.002	.003	.004	M 2	250	.001	.002	.003	.005	C2
410	.50	105	.001	.002	.003	.004	M2	345	.001	.002	.004	.006	C6
416	.50	125	.001	.002	.004	.005	M2	340	.001	.002	.005	.007	C6
431	.50	85	.001	.002	.003	.004	M2	275	.001	.002	.004	.006	C6

TALADRADO
ACERO	VELOCIDAD FPM	ALIMENTACIÓN – PULGADAS POR REVOLUCIÓN								MATERIAL HERRAMIENTA
		DIÁMETRO NOMINAL DEL ORIFICIO – PULGADAS
		1/16	1/8	1/4	1/2	3/4	1	1 1/2	2
304	49 – 59	.001	.002	.004	.007	.010	.012	.015	.018	M7 M10
303	70 – 90	.001	.003	.006	.010	.014	.017	.021	.025	M7 M10
316	50 – 60	.001	.002	.004	.007	.010	.012	.015	.018	M7 M42
410	58 – 70	.001	.003	.006	.010	.013	.016	.021	.025	M7 M10
416	91 – 110	.001	.003	.006	.010	.014	.017	.021	.025	M1 M10
431	46 – 55	.001	.003	.005	.007	.010	.012	.015	.018	M7 M10

SOBRE MEDIDA MINIMA POR LADO PARA MAQUINAR ANTES DE EL TRATAMIENTO TÉRMICO
ASTM A – 681
REDONDO, HEXAGONALES Y OCTAGONALES
Medidas en	Laminado en Caliente (Pulg.)	Forjado Caliente (Pulg.)	Maquinado Burdo (Pulg.)	Estirado en Frío (Pulg.)	Esmerilado Burdo (Pulg.)
Menos de 1/2" De 1/2" a menos de 1” De 1" a menos de 2" De 2" a menos de 3"	0.016 0.031 0.048 0.063	0.072 0.094	0.020	0.016 0.031 0.046 0.063	0.004 0.008 0.012 0.016
De 3" a menos de 4" De 4" a menos de 5" De 5" a menos de 6" De 6" a menos de 8"	0.088 0.112 0.150 0.200	0.120 0.145 0.170 0.200	0.024 0.032 0.040 0.048	0.088	0.020
De 8" a menos de 10" De 10" a menos de 12" De 12" a menos de 16" De 16" a menos de 20"		0.250 0.310 0.380 0.500	0.072 0.090 0.120 0.150
IMPORTANTE: La descarbunzacíón y la profundidad máxima de los defectos superficiales no debe exceder el 80% de los límites indicados.

SOBRE MEDIDA MINIMA POR LADO PARA MAQUINAR ANTES DEL TRATAMIENTO TÉRMICO
CUADRADOS Y SOLERAS LAMINADO EN CALIENTE
ASTM A – 681
Espesor. Medidas en pulgadas		0 a l/ 2 Incl. (Pulg.)	Más 1/2 Incl. (Pulg.)	Más 1 a 2 Incl. (Pulg.)	Más 2 a 3 Incl. (Pulg.)	Más 3 a 4 Incl. (Pulg.)	Más 4 a 5 Incl. (Pulg.)	Más 5 a 6 Incl. (Pulg.)	Más 6 a 7 Incl. (Pulg.)	Más 7 a 8 Incl. (Pulg.)	Más 8 a 9 Incl. (Pulg.)	Más 9 a 10 Incl. (Pulg.)
Menos de 1/2	A B	0.025 0.025	0.025 0.035	0.030 0.042	0.035 0.050	0.040 0.065	0.045 0.080	0.050 0.095	0.055 0.105	0.060 0.120	0.060 0.130	0.060 0.140
De 1/2 a menos de 1	A B		0.045 0.045	0.045 0.050	0.050 0.062	0.055 0.075	0.060 0.096	0.065 0.115	0.070 0.130	0.075 0.150	0.075 0.155	0.075 0.155
Del 1 a menos de 2	A B			0.065 0.065	0.065 0.070	0.070 0.085	0.070 0-105	0.075 0.124	0.080 0.145	0.080 0.165	0.095 0.170	0.100 0.170
De 2 a menos de 3	A B				0.085 0.085	0.085 0.100	0.085 0.120	0.085 0.136	0.090 0.155	0.100 0.170	0.100 0.190	0.100 0.190
De 3 a menos 4	A B					0.115 0.115	0.115 0.124	0.115 0.140	0.115 0.170	0.125 0.190	0.125 0.190	0.125 0.190
De 4 a menos de 5	A B						0.150 0.150	0.150 0.165	0.150 0.180	0.150 0.190	0.150 0.190	0.150 0.190
De 5 a menos de 6	A B							0.190 0.190	0.190 0.190	0.190 0.190	0.190 0.190	0.190 0.190
De 6 y mayores	A B								0.250 0.250	0.250 0.250	0.250 0.250	0.250 0.250
IMPORTANTE: La descarburízación y la profundidad máxima de los defectos superficiales no debe exceder el 80 % de los limites indicados.

SOBRE MEDIDA MINIMA POR LADO PARA MAQUINAR ANTES DEL TRATAMIENTO TÉRMICO
SOLERAS Y CUADRADOS FORJADOS
ASTM A – 681
Espesor. Medidas en pulgadas		Más 1 a 2 Incl. (Pulg.)	Más 2 a 3 Incl. (Pulg.)	Más 3 a 4 Incl. (Pulg.)	Más 4 a 5 Incl. (Pulg.)	Más 5 a 6 Incl. (Pulg.)	Más 6 a 7 Incl. (Pulg.)	Más 7 a 8 Incl. (Pulg.)	Más 8 a 9 Incl. (Pulg.)	Más 9 a 10 Incl. (Pulg.)
De ½ a menos de 1	A B	0.060 0.072	0.065 0.084	0.065 0.100	0.075 0.120	0.080 0.144	0.085 0.168	0.090 0.200	0.100 0.200	0.110 0.200
De 1 a menos de 2	A B	0.090 0.090	0.090 0.100	0.090 0.108	0.100 0.124	0.110 0.148	0.115 0.172	0.125 0.200	0.140 0.200	0.150 0.200
Del 2 a menos de 3	A B		0.120 0.120	0.120 0.130	0.125 0.140	0.130 0.148	0.135 0.172	0.150 0.200	0.160 0.200	0.175 0.200
De 3 a menos de 4	A B			0.150 0.150	0.150 0.150	0.160 0.160	0.180 0.180	0.200 0.200	0.210 0.210	0.225 0.225
De 4 a menos 5	A B				0.180 0.180	0.180 0.180	0.190 0.190	0.210 0.210	0.225 0.225	0.225 0.225
De 5 a menos de 6	A B					0.210 0.210	0.225 0.225	0.225 0.225	0.225 0.225	0.225 0.225
De 6 y mayores	A B						0.250 0.250	0.250 0.250	0.250 0.250	0.250 0.250
IMPORTANTE: La descarburízación y la profundidad máxima de los defectos superficiales no debe exceder el 80 % de los limites indicados.

CONVERSION DE PULGADAS A MILÍMETROS
PULGADAS		MILÍMETROS	PULGADAS		milímetro	PULGADAS		MILÍMETROS
FRACCIÓN	DECIMAL	MILÍMETROS	FRACCIÓN	DECIMAL	milímetro	FRACCIÓN	DECIMAL	MILÍMETROS
	.00394	.1		.11811	3.0		.22835	5.8
	.00787	.2		.12	3.048		.23	5.842
	.01	.254		.12205	3.1		.23228	5.9
	.01181	.3	1/8	.125	3.175	15/64	.234375	5.9531
1/64	.015625	.3969		.12598	3.2		.23622	6.0
	.01575	.4		.12992	3.3		.24	6.096
	.01969	.5		.13	3.302		.24016	6.1
	.02	.508		.13386	3.4		.24409	6.2
	.02362	.6		.13780	3.5		.24803	6.3
	.02756	.7		.14	3.556	1/4	.25	6.35
	.03	.762	9/64	.140625	3.5719		.25197	6.4
1/32	.03125	.7938		.14173	3.6		.25591	6.5
	.0315	.8		.14567	3.7		.25984	6.6
	.03543	.9		.14961	3.8		.26	6.604
	.03937	1.0		.15	3.810		.26378	6.7
	.04	1.016		.15354	3.9	17/64	.265625	6.7469
	.04331	1.1	5/3	.15625	3.9688		.26772	6.8
3/64	.046875	1.1906		.15748	4.0		.27	6.658
	.04724	1.2		.16	4.064		.27165	6.9
	.05	1.27		.16142	4.1		.27559	7.0
	.05118	1.3		.16535	4.2		.27953	7.1
	.05512	1.4		.16929	4.3		.28	7.112
	.05906	1.5		.17	4.318	9/32	28125	7.1438
	.06	1.524	11/64	.171875	4.3656		28346	7.2
1/16	.0625	1.5875		.17323	4.4		28740	7.3
	.06299	1.6		.17717	4.5		.29	7.366
	.06693	1.7		.18	4.572		.29134	7.4
	.07	1.778		.18110	4.6		.29528	7.5
	.07087	1.8		.18504	4.7	19/64	.296875	7.5406
	.07480	1.9	3/16	.1875	4.7625		.29921	7.6
5/64	.078125	1.9844		.18898	4.8		.30	7.62
	.07874	2.0		.19	4.826		.30315	7.7
	.08	2.032		.19291	4.9		.30709	7.8
	.08268	2.1		.19685	5.0		.31	7.874
	.08661	2.2		.2	5.08		.31102	7.9
	.09	2.286		.20079	5.1	5/16	.3125	7.9375
	.09055	2.3	13/64	.203125	5.1594		.31496	8.0
3/32	.09375	2.3812		.20472	5.2		.31890	8.1
	.09449	2.4		.20866	5.3		.32	8.128
	.09843	2.5		.21	5.334		.32283	8.2
	.1	2.54		.21260	5.4		.32677	8.3
	.10236	2.6		.21654	5.5	21/64	.328125	8.3344
	.10630	2.7	7/32	.21875	5.5562		.33	8.382
7/64	.109375	2.7781		.22	5.588		.33071	8.4
	.11	2.794		.22047	5.6		.33465	8.5
	.11024	2.8		.22441	5.7		.33858	8.6
	.11417	2.9					.34	8.636
							.34252	8.7

CONVERSION DE PULGADAS A MILÍMETROS
PULGADAS		MILÍMETROS	PULGADAS		MILÍMETROS	PULGADAS		MILÍMETROS
FRACCIÓN	DECIMAL	MILÍMETROS	FRACCIÓN	DECIMAL	MILÍMETROS	FRACCIÓN	DECIMAL	MILÍMETROS
11/32	.34375	8.7312		.45669	11.6	37/64	.578125	14.6844
	.34646	8.8		.46	11.684		.57874	14.7
	.35	8.89		.46063	11.7		.58	14.732
	.35039	8.9		.46457	11.8		.58268	14.8
	.35433	9.0		.46850	11.9		.58661	14.9
	.35827	9.1	15/32	.46875	11.9062		.59	14.986
23/64	.359375	9.1281		.47	11.938		.59055	15.0
	.36	9.144		.47244	12.0	19/32	.59375	15.0812
	.36220	9.2		.47638	12.1		.59449	15.1
	.36614	9.3		.48	12.192		.59842	15.2
	.37	9.398		.48031	12.2		.60	15.24
	.37008	9.4		.48425	12.3		.60236	15.3
	.37402	9.5	31/64	.484375	12.3031		.60630	15.4
3/8	.375	9.525		.48819	12.4	39/64	.609375	15.4781
	.37795	9.6		.49	12.446		.61	15.494
	.38	9.652		.49213	12.5		.61024	15.5
	.38189	9.7		.49606	12.6		.61417	15.6
	.38583 .39876	9.8 9.9	1/2	.50 .50394	12.7 12.8		.61811 .62	15.7 15.748
	.39	9.906		.50787	12.9		.62205	15.8
25/64	.390625	9.9219		.51	12.954	5/8	.625	15.875
	.39370	10.0		.51181	13.0		.62598	15.9
	.39764	10.1	33/64	.515625	13.0969		.62992	16.0
	.40	10.16		.51575	13.1		.63	16.002
	.40157	10.2		.51968	Í3.2		.63386	16.1
	.40551	10.3		.52	13.208		.63779	16.2
11/32	.40625	10.3188		.52362	13.3	41/64	.64	16. 256
	.40945	10.4		.52756	13 4
	.41	10.414		.53	13.462		.640625	16.2719
	.41339	10.5	17/32	.53125	13.4938		.64173	16.3
	.41732	10.6		.53150	13.5		.64567	16.4
	.42	10.668		.53543	13.6		.64961	16.5
	.42126	10.7		.53937	13.7		.65	16.510
27/64	.421875	10.7156		.54	13.716		.65354	16.6
	.42520	10.8		.54331	13.8	21/32	.65625	16.6688
	.42913	10.9	35/64	.546875	13.8906		.65748	16.7
	.43	10.922		.54724	13.9		.66	16.764
	.43307	11.0		.55	13.970		.66142	16.8
	.43701	11.1		.55118	14.0		.66535	16.9
7/16	.4375	11.1125		.55512	14.1		.66929	17.0
	.44	11.176		.55905	142		.67	17.018
	.44488	11.3		.56	14.224	43/64	.671875	17.0656
	.44882	11.4	9/16	.5625	14.2875		.67323	17.1
	.45	11.430		.56299	14.3		.67716	17.2
	.45276	11.5		.56693	14.4		.68	17.272
29/64	.453125	11.5094		.57 .57087	14.478 14.5		.68110 .68504	17.3 17.4
				.57480	14.6	11/16	.6875	17.4625
							.68898	17.5
							.69	17.526

CONVERSION DE PULGADAS A MILÍMETROS
PULGADAS		MILÍMETROS	PULGADAS		MILÍMETROS	PULGADAS		MILÍMETROS
FRACCIÓN	DECIMAL	MILÍMETROS	FRACCIÓN	DECIMAL	MILÍMETROS	FRACCIÓN	DECIMAL	MILÍMETROS
	.69291	17.6	13/16	.8125	20 6375	59/64	.921875	23.4156
	.69685	17.7		.81496	20.7		.92520	23.5
	.70 .70079	17.78 178		.81890 .82	20.8		.92913	23.6 23.622
	.70079	17.8		.82	20.828		.93	23.622
45/64	.703125	17.8594		.82283	20.9		.93307	23.7
	.70472	17.9		.82677	21.0		.93701	23.8
	.70866	18.0	53/64	.828125	21.0344	15/16	.9375	23.8125
	.71	18.034		.83	21.082		.94	23.876
	.71260	18.1		.83071	21.1		.94094	23.9
	.71653	18.2		.83464	21.2		.94488	24.0
23/32	.71875	18.2562		.83858	21.3		.94882	24.1
	.72	18.288		.84	21.336		.95	24.130
	.72047	18.3		.82452	21.4		.95275	24.2
	.72441	18.4	27/32	.84375	21.4312	61/64	.953125	24.2094
	.72835	18.5		.84646	21.5		.95669	24.3
	.73	18.542		.85	21.590		.96	24.384
	.732	18.6		.85039	21.6		.96063	24.4
47/64	.734375	18.6531		.85433	21.7		96.457	24.5
	.73622	18.7		.85827	21.8		.96850	24.6
	.74	18.796	55/64	.859375	21.8281
	.74016	18.8		.86	21.844	31/32	.96875	24.6062
	.74409	18.9		.96220	21.9		.97	24.638
	.74803	19.0		.86614 .87	22.0 22.098		.97244 .97638	24.7 24.8
3/4	.75	19.050		.87008	22.1		.98	24.892
	.75197 .75590	19.1 jaa …		.87401	22.2		.98031	24.9
	.75590	19.2	7/8	.875	22.225		.98425	25.0
	.75984	19.3		.87795	22.3	63/64	.984375	25.0031
	.76	19.304		.88	22.352		.98819	25.1
	.76378	19.4		.88189	22.4		.99	25.146
49/64	.765625	19.4469		.88583	22.5		.99212	25.2
	.76772	19.5		.88976	22.6		.9906	25.3
	.77	19.558		.89	22.606	1"	1.00000	25.400
	.77165	19.6	57/64	.890625	22.6219	1 1/4	1.25	31.7500
	.77559	19.7		.89370	22.7	1 1/2	1.5	38.100
	.77953	19.8		.89764	22.8	1 3/4	1.75	44.4500
	.78	19.812		.90	22.860	2"	2.00000	50.8000
2532	.78125	19.8438		.90157	22.9	2 1/2	2.5	63.500
	.78346	19.9		.90551	23.0	3"	3.00000	76.2000
	.78740	20.0	29/32	.90625	23.0188	3 1/2	3.5	88.000
	.79	20.066		.90945	23.1	4"	4.00000	101.600
	.79134	20.1		.91	23.114	4 1/2	4.5	114.3000
	.79527	20.2		.91338	23.2	5"	5.00000	127.0000
				.91732	23.3	6"	6.00000	152.4000
51/64	.796875	20.2406		.92	23.368	7"	7.00000	177.8000
	.79921	20.3		.92126	23.4	8"	8.00000	203.2000
								228.6000
	.80	20.320		.88583		9”	9.00000	254.0000
	.80315	20.4				10”	10.00000
	.80709	20.5
	.81	20.574
	.81102	20.6

PESO TEÓRICO EN KILOS POR METRO LINEAL Y AREA
EN PULGADAS CUADRADAS PARA BARRAS
MEDIDAS		REDONDAS		CUADRADAS		HEXAGONALES
MEDIDAS		PESO	AREA	PESO	AREA	PESO	AREA
Pulg.	mm.	Kg.	Pulg.	Kg.	Pulg.	Kg.	Pulg.
2 3/4	(69.85)	30.06	5.93	37.21	7.56	33.2	6.54
3	(76.2)	35.76	7.06	45.54	9.00	39.5	7.79
3 1/4	(82.55)	41.97	8.29	53.46	10.5	46.3	9.14
3 1/2	(88.9)	48.68	9.62	61.99	12.2	53.7	10.6
3 3/4	(95.25)	55.90	11.0	71.17	14.0	61.7	12.1
4	(101.6)	63.60	12.5	80.96	16.0	70.2	13.8
4 1/4	(107.9)	71.80	14.1	91.40	18.0	79.2	15.6
4 1/2	(114.3)	80.47	15.9	102.47	20.2	88.8	17.5
4 3/4	(120.6)	89.67	17.7	114.17	22.5	99.0	19.5
5	(127.0)	99.36	19.6	126.51	25.0	109.7	21.6
5 1/2	(139.7)	120.2	23.7	153.2	30.2	132.7	26.1
6	(152.4)	143.1	28.2	182.2	36.0	158.0	31.1
6 1/2	(165.1)	167.9	33.1	213.7	42.2	185.4	36.5
7	(177.8)	194.8	38.4	248	49.0	215.1	42.4
7 1/2	(190.5)	225.0	44.1	286.8	56.2	246.9	48.7
8	(203.2)	254.5	50.2	323.4	64.0	280.9	55.4
8 1/2	(215.9)	289.0	56.7	368.4	72:2	317.1	62.5
9	(228.6)	321.9	63.6	409.9	81.0	355.5	70.1
9 1/2	(241.3)	361.0	70.8	460.2	90.2	396.2	78.1
10	(254.0)	397.4	78.6	560	100.0	439.0	86.6
10 1/2	(266.7)	441.0	86.5	562.2	110.2	484.0	95.4
11	(279.4)	480.9	95.0	612.3	121.0	531.2	104.7
11 1/2	(292.1)	529.0	103.8	674.4	132.2	580.5	114.5
12	(304.8)	572.2	113.0	728.7	144.0	632.1	124.7
12 1/2	(317.5)	625.0	122.7	796.8	156.2	685.9	135.3
13	(330.2)	676.0	132.7	861.9	169.0	741.9	146.3
13 1/2	(342.9)	729.0	143.1	929.4	182.2	800.0	157.8
14	(355.6)	779.2	153.9	992.6	196.0	860.4	169.7
14 1/2	(368.3)	841.0	165.1	0722.2	210.2	923.2	182.0
15	(381.0)	900.0	176.7	1147.5	225.0	987.7	194.8
EL ACERO RÁPIDO PESA APROXIMADAMENTE 10% MAS

PESO TEÓRICO EN KILOGRAMOS POR METRO LINEAL PARA "SOLERAS"
ESPESOR		ANCHO EN MM (pulg.)
ESPESOR		12.70 (1/2")	19.05 (3/4")	25.40 (1")	31.75 (1 1/4")	38.10 (1 1/2")	44.45 (1 3/4")	50.80 (2")	57.15 (2 1/4")	63.50 (2 1/2")	69.85 (2 3/4")
mm	pulg.
3.17	1/8	.316	.474	.632	.790	.948	1.106	1.265	1.423	1.581	1.739
4.76	3/16	.474	.711	.948	1.185	1.423	1.660	1.897	2.134	2.371	2.609
6.35	1/4	.632	.948	1.265	1.581	1.897	2.213	2.530	2.846	3.162	3.478
7.93	5/16	.790	1.185	1.581	1.976	2.371	2.767	3.162	3.557	3.953	4.348
9.52	3/8	.948	1.423	1.897	2.371	2.845	3.320	3.795	4.629	4.743	5.218
11.11	7/16	1.106	1.660	2.213	2.767	3.320	3.874	4.427	4.980	5.534	6.087
12.70	1/2	1.265	1.897	2.530	3.162	3.795	4.427	5.060	5.692	6.325	6.957
15.87	5/8		2.371	3.162	3.953	4.743	5.534	6.325	7.115	7.906	8.696
19.05	3/4		2.846	3.795	4.743	5.692	6.641	7.590	8.538	9.487	10.436
25.20	1			5.060	6.325	7.590	8.855	10.120	11.385	12.650	13.915
31.75	1 1/4				7.906	9.487	11.068	12.650	14.231	15.812	17.393
38.10	1 1/2					11.385	13.282	15.180	17.077	18.975	20.872
44.45	1 3/4						15.496	17.710	19.923	22.137	24.351
50.80	2							20.240	22.770	25.300	27.830
57.15	2 1/4								25.616	28.462	31.308
63.50	2 1/2									31.625	34.787
69.85	2 3/4										38.266
NOTA: El Acero Rápido pesa aproximadamente 10% más

PESO TEÓRICO EN KILOGRAMOS POR METRO LINEAL PARA "SOLERAS"
ESPESOR		ANCHO EN MM (pulg.)
mm	pulg.	76.20 (3")	88.90 (3 1/2")	101.60 (4")	127.00 (5")	152.40 (6")	177.80 (7")	203.20 (8")	228.60 (9")	254.00 (10")	304.80 (12")
3.17	1/8	1.897	2.213	2.530	3.162	3.795
4.76	3/16	2.846	3.320	3.795	4.743	5.692
6.35	1/4	3.795	4.427	5.060	6.325	7.590	8.855	10.120
7.93	5/16	4.743	5.534	6.325	7.906	9.487	11.068	12.650
9.52	3/8	5.692	6.641	7.590	9.487	11.385	13.282	15.180
11.11	7/16	6.641	7.748	8.855	11.068	13.282	15.496	.17.710	19.923	22.137
12.70	1/2	7.590	8.855	10,120	12.650	15.180	17.710	20.240	22.770	25.300
15.87	5/8	9.487	11.068	12.650	15.812	18.975	22.137	25 300	28.462	31.625
19.05	3/4	11.385	13.282	15.180	18.975	22.770	Í5.56S	30.360	34.155	37.950
25.40	1	15.180	17.710	20.240	25.300	30.360	36.420	40.480	45.540	50.600	60.720
31.75	1 1/4	18.975	22.137	25.300	31.625	37.950	44.275	50.600	56.925	63.250	75.900
38.10	1 1/2	22.770	26.565	30.360	37.950	45.540	53.130	60.720	68.31	75.900	91.080
44.45	1 3/4	26.565	30.992	35.420	44.275	53.130	61.985	70.840	79.695	88,550	106.260
50.80	2	30.360	35.420	40.480	50.600	60.720	70.840	80.960	91.080	101.200	121.440
57.15	2 1/4	34.155	39.847	45.540	56.925	68.310	79.695	91.080	102.465	113.850	136.620
63.50	2 1/2	37.950	44.275	50.600	63.250	75.900	88.500	101.200	113.850	126.500	151.800
69.85	2 3/4	41.745	48.702	55.660	69.575	83.490	97.405	111.320	125.235	139.150	166.980
76.20	3	45.540	53.130	60.720	75.900	91.800	106.260	121.440	136.620	151.800	182.160
88.90	3 1/2		61.985	70.840	88.550	106.260	123.970	141.680	159.390	177.100	212.520
101.60	4			80.960	101.200	121.440	141.680	161.920	182.160	202.400	242.880
127,00	5				126.500	151.800	177.100	202.400	227.700	253.000	303,600
152.40	6					182.160	212.520	242.880	273.240	303.600	264.320
NOTA: El Acero Rápido pesa aproximadamente 10% más

PESO TEÓRICO DE LAMINAS DE ACERO INOXIDABLE EN KILOGRAMOS
USG	mm	Pulg.	Kg/m2	.914 X 2.438 (3′ X 8")	.914 X 3.048 (31 X 10′)	1.219 X 2.438 (4′ X 81)	1.219 X 3.048 (4" X 10′)
30 28 26	0.32 0.40 0.48	.0125 .0157 .0188	2.4 3.1 3.7	5.5 6.9 8.2	6.8 8.6 10.3	7.3 9.2 11.0	9.1 11.5 13.7
24 2 20	0.63 0.79 0.95	.0248 .031 .0374	4.9 6.1 7.4	10.9 13.6 16.4	13.6 17.0 20.5	14.5 18.2 21.9	18.1 22.7 27.3
18 16 14	1.27 1.59 1.98	.0500 .0626 .0779	9.8 12.3 15.3	21.9 27.4 34.1	27.4 34.3 42.7	29.2 36.6 45.5	36.6 45.8 57.0
12 11 10	2.78 3.17 3.57	.1094 .1248 .1405	21.5 24.6 27.6	48.0 54.7 61.6	60.0 68.4 77.0	64.0 73.0 84.8	80.0 91.2 102.7
7 3 0	4.76 6.35 7.94	.1875 .2500 .3125	36.9 49.2 61.5	82.2 109.6 137.0	102.8 137.0 171.3	109.6 146.2 182.7	137.1 182.8 228.5
	9.52 11.11 12.70	.3748 .4375 .5000	73.8 86.1 98.4	164.3 191.8 219.2	205.5 239.8 274.1	219.2 255.8 292.4	274.0 320.0 365.6
	14.28 15.87 19.05	.5625 .6250 .7500	110.7 123.0 147.6	246.6 274.0 328.9	308.4 342.6 411.1	328.9 365.5 438.6	411.3 457.0 548.4
	22.22 25.40	.8750 1.0000	172.2 196.8	383.7 438.5	479.7 548.2	511.7 584.8	639.8 731.2

EQUIVALENCIAS DE CALIBRES A PULGADAS Y MILÍMETROS.
	American wire gage, or Brown and Sharpe (for copper wire)		Birmingham wire gage (B.W.G.I or Stubs iron wire Ifor steel wire or sheets)		British Imperial standard wire gage (S.W.G.)		U.S. standard gage for sheet metal (revised)		Standard Birmingham sheet and Hoop (B.G.)
Calibre	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	Calibre
0	0.3250	8.255	0.340	8.636	0.3240	8.230	0.31250	7.938	0.3964	10.069	0
1	0.2890	7.341	0.300	7.620	0.3000	7.620	0.28125	7.144	0.3532	8.971	1
2	0.2580	6.553	0.284	7.214	0.2760	7.010	0.26562	6.747	0.3147	7.993	2
3	0.2290	5.817	0.259	6.579	0.2520	6.401	0.23910	6.073	0.2804	7.122	3
4	0.2040	5.182	0.238	6.045	0.2320	5.893	0.22420	5:695	0.2500	6.350	4
5	0.1820	4.623	0.220	5.588	0.2120	5.385	0.20920	5.314	0.2225	5.652	5
6	0.1620	4.115	0.203	5.156	0.1920	4.877	0.19430	4.935	0.1981	5.032	6
7	0.1440	3.658	0.180	4.572	0.1760	4.470	0.17930	4.554	0.1764	4.481	7
8	0.1280	3.251	0.165	4.191	0.1660	4,216	0.16440	4.176	0.1570	3.988	8
9	0.1140	2.896	0.148	3.759	0.1440	3.658	0.14950	3.797	0.1398	3.551	9
10	0.1020	2.591	0.134	3.404	0.1280	3.251	0.13450	3.416	0.1250	3.175	10
11	0.0910	2.311	0.120	3.048	0.1160	2.946	0.11960	3.038	0.1113	2.827	11
12	0.0810	2.057	0.109	2.769	0.1040	2.642	0.10460	2.657	0.0991	2.517	12
13	0.0720	1.829	0.095	2.413	0.0920	2.337	0.08970	2.278	0.0882	2.240	13
14	0.0640	1.626	0.083	2.108	0.0800	2.032	0.07470	1.897	0.0783	1.989	14
15	0.0570	1.448	0.072	1.829	0.0720	1.829	0.06730	1.709	0.0699	1.775	15

EQUIVALENCIAS DE CALIBRES A PULGADAS Y MILÍMETROS.
	American wire gage, or Brown and Sharpe (for copper wire)		Birmingham wire gage (B.W.G.I or Stubs iron wire Ifor steel wire or sheets)		British Imperial standard wire gage (S.W.G.)		U.S. standard gage for sheet metal (revised)		Standard Birmingham sheet and Hoop (B.G.)
Calibre	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	(pulg.)	(mm)	Calibre
16	0.0510	1.295	0.065	1.651	0.0640	1.626	0.05980	1.519	0.0625	1.588	16
17	0.0450	1.143	0.058	1.473	0.0560	1.422	0.05380	1.367	0.0556	1.412	17
18	0.0400	1.016	0.049	1.245	0.0480	1.219	0.04780	1.214	0.0495	1.257	18
19	0.0360	0.914	0.042	1.067	0.0400	1.016	0.04180	1.062	0.0440	1.118	19
20	0.0320	0.813	0.035	0.889	0.0360	0.914	0.03590	0.912	0.0392	0.996	20
21	0.0285	0.724	0.032	0.813	0.0320	0.813	0.03290	0.836	0.0349	0.886	21
22	0.0253	0.643	0.028	0.711	0.0280	0.711	0.02990	0.759	0.0313	0.795	22
23	0.0226	0.574	0.025	0.635	0.0240	0.610	0.02690	0.683	0.0278	0.706	23
24	0.0201	0.511	0.022	0.559	0.0220	0.559	0.02390	0.607	0.0248	0.630	24
25	0.0179	0.455	0.020	0.508	0.0200	0.508	0.02090	0.531	0.0220	0.559	25
26	0.0159	0.404	0.018	0.457	0.0180	0.457	0.01790	0.455	0.0196	0.498	26
27	0.0142	0.361	0.016	0.406	0.0164	0.417	0.01640	0.417	0.0175	0.445	27
28	0.0126	0.320	0.014	0.356	0.0148	0.376	0.01480	0.376	0.0156	0.396	28
29	0.0113	0.287	0.013	0.330	0.0136	0.345	0.01350	0.343	0.0139	0.353	29
30	0.0100	0.254	0.012	0.305	0.0124	0.315	0.01200	0.305	0.0123	0.312	30
31	0.0089	0.226	0.010	0.254	0.0116	0.295	0.01094	0.278	0.0110	0.279	31
32	0.0080	0.203	0.009	0.229	0.0108	0.274	0.01016	0.258	0.0098	0.249	32
33	0.0071	0.180	0.008	0.203	0.0100	0.254	0.00938	0.238	0.0087	0.221	33
34	0.0063	0.160	0.007	0.178	0.0092	0.234	0.00859	0.218	0.0077	0.196	34
35	0.0056	0.142	0.005	0.127	0.0084	0.213	0.00781	0.198	0.0069	0.175	35
36	0.0050	0.127	0.004	0.102	0.0076	0.193	0.00703	0.179	0.0061	0.155	36
37	0.0045	0.114			0.0068	0.173	0.00664	0.169	0.0054	0.137	37
38	0.0040	0.102			0.0060	0.152	0.00625	0.159	0.0048	0.122	38
39	0.0035	0.102			0.0052	0.132					39
39	0.0035	0.089			0.0052	0.132					39
40	0.0031	0.079			0.0048	0.122					40

PESOS Y TOLERANCIAS DE BARRA HUECA
MEDIDAS NOMINALES			PESO PROMEDIO	TOLERANCIAS				ACABADO EN TORNO CENTRADO
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		EXTERIOR		INTERIOR
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		DIÁMETRO EXTERIOR máx.	DIÁMETRO INTERIOR mín.	DIÁMETRO EXTERIOR máx.	DIÁMETRO INTERIOR mín.
				mín.	máx.	mín.	máx.
mm	mm	mm	kg/m	mm	mm	mm	mm	mm	mm	mm	mm
32	3.5	25	2.8	32.0	33.0	3.6	4.4	31.2	26.6	30.8	26.4
	6.0	20	4.2	32.0	33.0	5.9	7.2	31.2	21.9	30.5	21.6
	8.0	16	5.0	32.0	33.0	7.7	9.4	31.2	18.2	30.3	17.7
36	4.0	28	3.6	36.0	37.0	4.1	5.0	35.2	29.6	34.7	29.5
	5.5	25	4.5	36.0	37.0	5.4	6.6	35.2	26.8	34.6	26.6
	8.0	20	5.8	36.0	37.0	7.6	9.2	35.2	22.4	34.3	21.9
	10.0	16	6.7	36.0	37.0	9.5	11.6	35.2	18.5	34.1	17.8
40	4.0	32	4.0	40.0	41.0	4.1	5.0	39.2	33.6	38.7	33.5
	6.0 7.5	28 25	5.4 6.4	40.0 40.0	41.0 41.0	5.8 7.2	7.0 8.8	39.2 39.2	30.1 27.1	38.5 38.4	29.8
	7.5	25	6.4	40.0	41.0	7.2	8.8	39.2	27.1	38.4	26.7
	10.0	20	7.8	40.0	41.0	9.5	11.6	39.2	22.5	38.1	21.8
45	4.5	36	5.0	45.0	46.0	4.5	5.5	44.2	37.7	43.7	37.5
	6.5	32	6.6	45.0	46.0	6.3	7.7	44.2	34.0	43.5	33.6
	8.5	28	8.1	45.0	46.0	8.1	9.9	44.2	30.3	43.3	29.7
	12.5	20	10.4	45.0	46.0	11.7	14.3	44.2	22.9	42.9	22.0
50	5.0	40	6.1	50.3	51.3	5.0	6.1	49.5	42.1	48.9	41.8
	7.0	36	7.9	50.3	51.3	6.7	8.1	49.5	38.5	48.7	38.1
	9.0	32	9.6	50.3	51.3	8.5	10.3	49.5	34.9	48.5	34.3
	12.5	25	12.1	50.3	51.3	11.6	14.2	49.5	28.4	48.2	27.5

PESOS Y TOLERANCIAS DE BARRA HUECA
MEDIDAS NOMINALES			PESO PROMEDIO	TOLERANCIAS				ACABADO EN TORNO CENTRADO
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		EXTERIOR		INTERIOR
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		DIÁMETRO EXTERIOR	DIÁMETRO INTERIOR	DIÁMETRO EXTERIOR	DIÁMETRO INTERIOR
				mín.	máx.	mín.	máx.	máx.	mín.	máx.	mín.
mm	mm	mm	kg/m	mm	mm	mm	mm	mm	mm	mm	mm
56	5.5	45	7.6	56.6	57.6	5.4	6.6	55.8	47.4	55.2	47.2
	8.0	40	10.1	56.6	57.6	7.	9.2	55.8	43.0	54.9	42.5
	10.0	36	12.0	56.6	57.6	9.4	11.4	55.8	39.3	54.7	38.6
	14.0	28	15.2	56.6	57.6	13.1	16.0	55.8	31.8	54.3	30.7
63	5.0	53	8.0	63.0	64.0	5.0	6.2	62.2	54.6	61.6	54.3
	6.5	50	9.4	63.0	64.0	6.0	7.4	62.2	52.5	61.5	52.2
	9.0	45	12.3	63.0	64.0	8.3	10.1	62.2	47.9	61.3	47.4
	11.5	40	14.9	63.0	64.0	10.5	12.9	62.2	43.3	61.0	42.5
	13.5	36	16.8	63.0	64.0	12.3	15.1	62.2	39.6	60.8	38.6
	15.5	32	18.5	63.0	64.0	14.1	17.3	62.2	35.9	60.6	34.7
71	5.5	50	10.0	71.0	72.0	5.6	6.8	70.2	61.5	69.5	61.2
	7.5	56	12.3	71.0	72.0	7.0	8.6	70.2	58.5	69.4	58.1
	10.5	50	16.2	71.0	72.0	9.7	11.9	70.2	53.0	69.1	52.3
	13.0	45	19.1	71.0	72.0	12.0	14.6	70.2	48.4	68.8	47.4
	15.5	40	21.8	71.0	72.0	14.3	17.5	70.2	43.6	68.6	42.4
	17.5	36	23.5	71.0	72.0	15.9	19.5	70.2	40.3	68.4	38.9
75	6	63	11.5	75.5	76.7	6.0	7.4	74.7	65.2	74.0	64.9
	7.5	60	13.0	75.5	76.7	6.9	8.5	74.7	63.4	73.9	62.9
	9.5	56	15.9	75.5	76.7	8.7	10.7	74.7	59.7	73.7	59.1
	12.5	50	19.7	75.5	76.7	11.3	13.9	74.7	54.3	73.4	53.4
	15.0	45	22.7	75.5	76.7	13.6	16.6	74.7	49.7	73.2	48.6
	17.5	40	25.4	75.5	76.7	15.8	19.4	74.7	45.1	72.9	43.7
80	6.5	67	13.2	79.9	81.1	6.6	8.0	79.1	68.5	78.3	68.1
	8.5	63	15.6	79.9	81.1	7.9	9.7	79.1	65.8	78.2	2
	12.0	56	20.7	79.9	81.1	11.1	13.5	79.1	59.3	77.8	58.4
	15.0	50	24.6	79.9	81.1	13.8	16.8	79.1	53.8	77.5	52.6
	17.5	45	27.5	79.9	81.1	16.0	19.6	79.1	49.2	77.3	47.8
	20.0	40	30.1	79.9	81.1	18.3	22.3	79.1	44.6	77.0

PESOS Y TOLERANCIAS DE BARRA HUECA
MEDIDAS NOMINALES			PESO PROMEDIO	TOLERANCIAS				ACABADO EN TORNO CENTRADO
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		EXTERIOR		INTERIOR
DIÁMETRO EXTERIOR	ESPESOR DE PARED	DIÁMETRO INTERIOR		DIÁMETRO EXTERIOR		ESPESOR DE PARED		DIÁMETRO EXTERIOR	DIÁMETRO INTERIOR	DIÁMETRO EXTERIOR	DIÁMETRO INTERIOR
				mín.	máx.	mín.	máx.	máx.	mín.	máx.	mín.
mm	mm	mm	kg/m	mm	mm	mm	mm	mm	mm	mm	mm
85	7.5	70	14.9	84.9	86.1	7.0	8.6	84.1	72.7	83.3	72.2
	9.0	67	17.5	84.9	86.1	8.4	10.2	84.1	69.9	83.1	69.3
	12.0	61	22.2	84.9	86.1	11.1	13.5	84.1	64.3	82.8	63.5
	15.0	55	26.5	84.9	86.1	13.8	16.8	84.1	58.8	82.5	57.7
	17.5	50	29.7	84.9	86.1	16.0	19.6	84.1	54.2	82.3	52.8
	20.0	45	32.6	84.9	86.1	18.3	22.3	84.1	49.6	82.0	48.0
90	7.5	75	17.0	89.8	91.2	7.6	9.2	89.0	76.6	88.2	76.1
	9.5	71	19.5	89.8	91.2	8.8	10.8	89.0	74.0	88.0	73.4
	11.5	67	22.9	89.8	91.2	10.6	13.0	89.0	70.3	87.8	69.5
	13.5	63	26.1	89.8	91.2	12.4	15.2	89.0	66.6	87.6	65.6
	17.0	56	31.2	89.8	91.2	15.6	19.0	89.0	60.2	87.3	58.8
	20.0	50	35.1	89.8	91.2	18.3	22.3	89.0	54.7	87.0	53.0
95	7.5	80	18.0	94.8	96.2	7.6	9.2	94.0	81.6	93.1	81.1
	10.0	75	21.6	94.8	96.2	9.3	11.3	94.0	78.1	92.9	77.4
	12.0	71	25.2	94.8	96.2	11.1	13.5	94.0	74.4	92.7	73.6
	13.0	69	27.0	94.8	96.2	12.0	14.6	94.0	72.6	92.6	71.6
	14.0	67	28.6	94.8	96.2	12.9	15.7	94.0	70.7	92.5	69.7
	16.0	63	31.8	94.8	96.2	14.7	17.9	94.0	67.1	92.3	65.8
	18.0	59	34.8	94.8	96.2	16.5	20.1	94.0	63.4	92.1	61.9
	19.5	56	37.0	94.8	96.2	17.8	21.8	94.0	60.6	92.0	59.0
	22.5	50	40.8	94.8	96.2	20.4	25.0	94.0	55.3	91.7	53.4