常用焊接钢管英寸对照表-直缝焊管理论重量表大全

常用焊接钢管英寸对照表-直缝焊管理论重量表大全

常用焊接钢管英寸对照表-直缝焊管理论重量表大全

公称外径 nominal O.D mm	公称壁厚　Nominal Wall Thickness mm
	5.0	5.5	6.0	7.0	8.0	9.0	10.0	11.0	12.0	13.0	14.0	15.0	16.0	18.0	20.0	22.0
219	26.39	28.96	31.51	36.60	41.63
273	33.04	36.28	39.51	45.92
325				54.90	62.54	70.13
377					72.80	81.67
426					82.46	92.55	102.59
457					88.58	99.43	110.23	120.98	131.60	142.34
508					98.64	110.75	122.81	134.82	146.78	158.69
529					102.78	115.41	127.99	140.51	152.99	165.42
559					108.70	122.07	135.38	148.65	161.87	175.04
610					118.76	133.39	147.96	162.48	176.96	191.39
630					122.71	137.82	152.89	167.91	182.88	197.80
660					128.63	144.48	160.29	176.05	191.76	207.42
720					140.46	157.80	175.09	192.32	209.51	226.65
820					160.19	179.99	199.75	219.45	239.10	258.71	276.26	297.77	317.23
914					178.74	200.06	222.93	244.95	266.92	288.84	310.72	332.54	354.31
920					179.92	202.19	224.41	246.58	268.70	290.77	312.79	334.76	356.68
1016					198.86	223.49	248.08	272.62	297.10	321.54	345.93	370.27	394.56
1020					199.65	224.38	249.07	273.70	298.39	322.82	347.31	371.75	396.14
1220							296.39	327.95	357.47	386.94	416.36	445.73	475.58	256.01	394.58	432.96
1420							347.71	362.21	416.66	451.06	485.41	519.71	553.96	397.74	440.95	483.96
1620							397.03	436.46	475.84	515.17	554.46	593.60	632.87	400.40	443.91	486.13
1820							446.35	490.71	535.02	579.29	623.50	667.67	711.79	443.02	491.26	539.30
2020							495.67	544.96	594.21	643.40	692.55	741.65	796.70	44.79	493.23	541.47