压力等级对比表压力等级 Class 和公称压力对比表磅级 Class15034691525公称压力MPa0.6MPa1.0MPa1.6MPa2.0MPa2.5MPa4.0MPa5.0MPa6.4MPa10.0MPa15.0MPa25.0MPa42.0MPa公称压力PNPN6PN10PN16PN20PN25PN40PN50PN64PN1PN150PN250PN420公称压力系列 MPa (bar)0.05(0.5)0.1(1.0)0.25(2.5)0.4(4.0)0.6(6.0)0.8(8.0)1.0(10.0)1.6(16.0)2.0(20.0)2.5(25.0)4.0(40.0)5.0(50.0)6.3(63.3)10.0(1.0)15.0(150.0)16.0(160.0)20.0 (2.0)25.0 (250.0)28.0 (280.0)32.0 (320.0)42.0 (420.0)50.0 (5.0)63.0 (630.0)80.0 (8.0)1.0 (10.0)125.0 (1250.0)160.0 (16.0)2.0 (20.0)250.0 (25.0)335.0 (3350.0)英寸 In.1/81/43/81/23/4111/411/2221/2331/24毫米 DN46101520253240506580901英寸 In.32343642485460647280848896
