宜賓大口徑直縫電焊管理論重量 厚壁直縫焊管常用規(guī)格 外徑508mm宜賓直縫電焊管每米多少公斤？

宜賓大口徑直縫電焊管理論重量 厚壁直縫焊管常用規(guī)格 外徑508mm宜賓直縫電焊管每米多少公斤？

外徑  ／mm	壁  厚／mm
	3.8	4.0	4.2	4.5	4.8	5.0	5.4	5.6	6.0	6.5	7.0	8.0	9.0	10.0	11.0	12.0	12.7
	鋼管的理論質量／(kg/m)
298.5								40.4	43.3	46.8	50.3	57.3	54.3	71.1	78.0
323.9								44.0	47.0	50.9	54.7	62.3	69.9	77.4	84.9
325									47.2	51.1	54.9	62.5	70.1	77.7	85.2
351									51.0	55.2	59.4	67.7	75.9	84.1	92.2
355.6									51.7	56.0	60.2	68.6	76.9	85.2	93.5	101.7
368									53.6	57.9	62.3	71.0	79.7	88.3	96.8	105.3
377									54.9	59.4	63.9	72.8	81.7	90.5	99.28	108.0
402									58.6	63.4	68.2	77.7	87.2	96.7	106.1	115.4
406.4									59.2	64.1	68.9	78.6	88.2	97.8	107.3	116.7	123.3
419									61.1	66.1	71.1	81.1	91.0	100.9	110.7	120.4	127.2
426									62.1	67.2	72.3	82.5	92.5	102.6	112.6	122.5	129.4
457									66.7	72.2	77.7	88.5	99.4	110.2	121.0	131.7	139.1
478									69.8	75.6	81.3	92.7	104.1	115.4	126.7	131.7	145.7
480									70.1	75.9	81.6	93.1	104.5	115.9	127.2	138.5	146.3
508									74.3	80.4	85.5	98,6	110.7	122.8	134.8	146.8	155.1

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