2010年必威体育精装版公称压力(MPa)管道壁厚对照表.docVIP

2010年)必威体育精装版公称压力（MPa) HYPERLINK 管道壁厚对照表 ? ? ???????????????????????????????? （一）无缝碳钢管壁厚??? ????????????????????????????m m 材料PN MPaDN101520253240506580100125150200250300350400450500600?20 12CrMo 15CrMo 12Cr1MoV≤1.62.533333.53.544444.556778889?2.52.533323.53.544444.5567788910?4.02.533333.53.5444.555.57891011121315?6.43333.53.53.544.55678911121416171922?10.033.53.544.54.556789101315182022????16.044.555667891113151924263034????20.044.55667891113151822283236?????4.0T3.5444.5555.5??????????????10 Cr5Mo≤1.62.533333.53.544.5444.55.57788889?2.52.533333.53.544.5454.55.5778991012?4.02.533333.53.544.555.5689101112141518?6.43333.5444.555.57891113141618202226?10.033.5444.555.578910121518222426????16.044.5556789101215182228323640????20.044.5567891112151822263438??????4.0T3.5444.5555.5??????????????16Mn 15MnV≤1.62.52.52.533333.53.53.53.544.555.566667?2.52.52.52.533333.53.53.53.544.555.567789?4.02.52.52.533333.53.544.5567889101112?6.42.53333.53.53.544.556789111213141618?10.0333.53.5444.5567891113151719????16.03.53.544.555678911121619222528????20.03.544.555.5678911131519242630?????? ? (二)无缝不锈钢管壁厚????????????????????????? ?mm 材料PN MPaDN1015202532405065801001251502002503003504004505006001Cr18Ni9Ti 含Mo不锈钢≤1.02222.52.52.52.52.52.5333.53.53.5444.5???1.622.52.52.52.52.5333333.53.544.555???2.522.52.52.52.52.53333.53.544.55667??