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时间:2020-10-30
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1、现场常用由壬参数表:美标型号额定压力标称管径螺纹规格母由壬大径每英寸牙数配合吃合(英寸)(mm)(个)量(mm)2000Psi2313/32”-4Acme-2GΦ86.549.5Fig2003413/16”-4Acme-2GΦ122.148.2(14Mpa)461/8”-3STUB-2GΦ155.43106000Psi2313/16”-3STUB-2GΦ96.638Fig602353/8”-3STUB-2GΦ136.339.1(42Mpa)461/4”-3STUB-2GΦ158.338.310000Psi2313/16”-3STUB-2GΦ96.638Fig100235
2、3/8”-4Acme-2GΦ136.448(70Mpa)461/4”-4Acme-2GΦ158.64810000Psi3新55/8”-4Acme-2GΦ142.7422Fig1003旧67/8”-4Acme-2GΦ174.5432(70Mpa)4新67/8”-4Acme-2GΦ174.542315000Psi241/8”-3Acme-2GΦ104.638.5Fig1502353/8”-31/2Acme-2GΦ136.331/28(105Mpa)4611/16”-3Acme-2GΦ169.6312.420000Psi235/8”-4Acme-2GΦ91.949Fig200
3、23611/16”-4Acme-2GΦ170412.8(140Mpa)4标称管径外螺纹大径螺距由壬配合国产型号额定压力螺纹规格(母由壬)吃合量(英寸)(mm)(mm)Tr120x65000Psi2120x6-7HΦ120629Tr150x63150x6-7HΦ150635(35Mpa)Tr180x84180x8-7HΦ180844国标TR扣形配合示意图Fig常规扣型Fig1003扣型(仿旧式美标Fig1003)美标Fig扣形配合示意图
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