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美標(biāo)(API)無縫鋼管尺寸對照表

Nominal diameter in inches	External diameter in millimeters	ANSI B36.19								ANSI B36.10
		Nominal diameter in inches
		5s		10s		Sched.40s		Sched.80s		10		20		30		Standard
		mm	Kg/m	mm	Kg/m	mm	Kg/m	mm	Kg/m	mm	Kg/m	mm	Kg/m	mm	Kg/m	mm	Kg/m
1/8"	10.29	-	-	1.24	0.281	1.73	0371	2.41	0.467	-	-	-	-	-	-	1.73	0.371
1/4"	13.72	-	-	1.65	0.499	2.24	0.644	3.02	0.809	-	-	-	-	-	-	2.24	0.644
3/8"	17.15	-	-	1.65	0.640	2.31	0.858	3.20	1.118	-	-	-	-	-	-	2.31	0.858
1/2"	21.34	1.65	0.814	2.11	1.016	2.77	1.26	3.73	1.62	-	-	-	-	-	-	2.77	1.26
3/4"	26.67	1.65	1.034	2.11	1.298	2.87	1.68	3.91	2.19	-	-	-	-	-	-	2.87	1.68
1"	33.40	1.65	1.312	2.77	2.125	3.338	2.50	4.55	3.23	-	-	-	-	-	-	3.36	2.50
11/4"	42.16	1.65	1.674	2.77	2.732	3.56	3.38	4.85	4.46	-	-	-	-	-	-	3.56	3.38
11/2"	48.26	1.65	1.926	2.77	3.155	3.68	4.05	5.08	5.40	-	-	-	-	-	-	3.68	4.05
2"	60.33	1.65	2.424	2.77	3.992	3.91	5.43	5.54	7.47	-	-	-	-	-	-	3.91	5.43
21/2"	73.03	2.11	3.747	3.05	5.345	5.16	8.62	7.01	11.40	-	-	-	-	-	-	5.16	8.62
3"	88.90	2.11	4.585	3.05	6.557	5.49	11.28	7.62	15.25	-	-	-	-	-	-	5.49	11.28
31/2"	101.60	2.11	5.272	3.05	7.526	5.74	13.56	8.08	18.62	-	-	-	-	-	-	5.74	13.56
4"	114.30	2.11	5.945	3.05	8.496	6.02	16.06	8.56	22.29	-	-	-	-	-	-	6.02	16.06
5"	141.30	2.77	9.639	3.40	11.740	6.55	21.76	9.52	30.92	-	-	-	-	-	-	6.55	21.76
6"	168.30	2.77	11.514	3.40	14.037	7.11	28.23	10.97	42.52	-	-	-	-	-	-	7.11	28.23
8"	219.08	2.77	15.049	3.76	20.334	8.18	42.49	12.7	64.57	-	-	6.35	33.28	7.04	36.80	8.18	42.40
10"	273.05	3.40	23.028	4.19	28.290	9.27	60.24	12.7	81.46	-	-	6.35	41.70	7.8	51.00	9.27	60.24
12"	323.85	3.96	31.806	4.57	36.633	9.52	73.76	12.7	97.36	-	-	6.35	49.68	8.38	65.14	9.52	73.76
14"	355.60	3.98	34.99	4.78	42.102	-	-	-	-	6.35	54.63	7.92	67.98	9.52	81.21	9.52	81.21
16"	406.40	4.19	42.35	4.78	48.220	-	-	-	-	6.35	62.58	7.92	77.90	9.52	93.13	9.52	93.18
18"	457.20	4.19	47.7	4.78	54.300	-	-	-	-	6.35	70.50	7.92	87.80	11.13	122.12	9.52	105.05

添加時間：

2010-4-23

點擊數(shù)：

137


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