压力管道壁厚对照表.docx

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1、（2010年）最新公称压力（MPa）管道壁厚对照表（一）无缝碳钢管壁厚mm材料PNMPaDN10152025324050658010012515020025030035040045050060020 12CrMo 15CrMo 12CrlMoV1.62.5-3-3-3.53.5-4-4-4-_4-4.5-5-6-7-7-8-88-9-2.52.5-2-3.53.54-4-4-4-4.5-5-67-7-88910_4-2.5-3-3-3-3.53.5_4-4-4.55.57-8-910111213156.4_3-3-3-3.53.53.54-4.5-5-6-8-9-111214161719221

2、0-3-3.53.5-4-4.54.5-5-6-7-8-9-10131518202216_4-4.5-5-5-6-8-9-111315192426303420-4-4.5-6-6-_7-8-9-11131518222832364.0T3.5-4-4-4.5-5-5-5.510 Cr5Mo1.62.5-3-3-3.53.5-4-4.54-_4-4.55.5-7-8-888-9-2.52.5-3-3-3.53.54-4.54-5-4.55.5-7-7-8-9-91012_4-2.5-3-3-3.53.54-4.5-5-5.5-6-8-9-1011121415186.4-3-3-3-3.54-4-4

3、.55.5-7-_8-9-111314161820222610-3-3.5_4-44.55-5.5-7-8-9-1012151822242616-44.5-5-5-6-8-9-10121518222832364020-4-4.5-6-7-8-911121518222634384.0T3.5-4-4-4.5-5-5-5.516Mn 15MnV1.62.52.52.5-3-3.53.53.53.54-4.5-5-5.56-6-6672.52.52.52.5-3-3-3.53.53.53.544.55.5-6-77842.52.52.5-3-3-3.53.544.55-6-7-8-_8-_9-101

4、1126.42.5-3-3.53.53.544.55-6-7_8-9-111213141618103.53.5444.5567_8-9-1113151719163.53.544.555-6-7-8-_9-11121619222528203.54-4.55.5-6-7-_8-9-11131519242630材料PN MPaDN101520253240506580IOO125150200250300350400450500600lCrl8Ni9Ti含MO不锈钢1.02-22.52.52.52.52.52.5-3-3-3.53.53.5-4-4-4.51.622.52.52.52.52.5-3-3-

5、3-3.53.5-4-4.5-5-5-2.522.52.52.52.52.5-3-3-3-3.53.54-4.55-66-7-_4-2.52.52.52.52.5-3-3.54-4.5-5-6-7-8-9106.42.52.52.53-3-_33.5_4-4.5678101113144.0T_33.53.54-4-4-4.5（二）无缝不锈钢管壁厚mm（三）焊接钢管壁厚材料PN MPaDN200250300350400450500600700800900IOOOIlOO120014001600焊接碳钢管 （Q235A20）0.25-5-5-_5-5-5-_6-6-6-6-6-6-70.6_5-5-6-6-6-6-6-7-7-7-7-8-8-8-9-10-5-5-6-6-6-7-8-8-_9-_9-101111121.6-6-6-7-7-8-8-9-101112131415162.5_8-9-9-101112131516焊接不锈钢 管025-3-3-3.53.53.5-4-4-_4-4.54.50.6-3-3.53.53.5-4-4-4.5-5-5-6-6-3.53.544.54.5_5-5.5-6-7-7-8-1.644.55-6-6-77-8-9-102.55-6-7-8-_9-_9-10121315