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Carbon steel valve material selection
Carbon steel valve material selection table parts name material name standard number body, bonnet, valve seat, opening and closing pieces, brackets, flanges, rocker, compression nut carbon steel WCA, WCB, WCC GB / T quality carbon steel 20,25,30,35 GB / T 699-1999 low-alloy structural steel 16Mn GB / T 1591-1994 stem chromium stainless steel 1Cr13, 2Cr13, 3Cr13 GB / T 1220-1992 pin high-quality carbon Plain steel 35,45 GB / T 699-1988 Piston chrome stainless steel 1Cr13,2Cr13,3Cr13 GB / T 1220-1992 Membrane austenitic stainless steel 1Cr18Ni9,1Cr18Ni9Ti GB / T 4327-1992 Spring steel 50CrVA, 30W4Cr2VA GB / T 1220-1984 60Si2Mn, 60Si2MnA stainless steel wire 1Cr18Ni9,1Cr18Ni9Ti GB / T 4240-1993 float austenitic stainless steel 1Cr18Ni9,1Cr18Ni9Ti GB / T 4237-1992 0Cr18Ni9Ti, 1Cr17Ni13Mo2Ti filter 1Cr18Ni9, 1Cr18Ni9Ti seat, the sealing surface of the opening and closing pieces of stainless steel CrCrla-x, TDCrlb-x GB / T 984-2001 1Cr13, 2Cr13 GB / T 1220-1992 1Cr18Ni9Ti - Cr18Ni9Ti Tungsten alloy TDCoCrl-X, TDCoCr2-x, TDCoCr3-x GB / T, powder 202 JB / T 7744-1995 Spray welding iron-based alloy powder FFe-1 ~ 5 JB / T 7744-1995 Polytetrafluoroethylene - JB / T 6626-1993 - JB / T 6626-1993 Stem nut Cast aluminum Bronze ZCuA19Mn2, ZCuA19Fe4Ni4Mn2 GB / T 1176-1987 Aluminum Flavonoids ZCuZn25A16Fe3Mn3 Nuts, Bolts High quality carbon steel 25,35 GB / T 699-1999 Alloy structural steel 30CrMo, 35CrMo GB / T 3077-1999 Nuts High quality carbon steel 35,40 GB / T 699-1999 gasket stainless steel and graphite winding 1Cr13 and XB450 GB / T 1220-1992 1Cr18Ni9 and B450 GB / T 539-1995 toothed pad 08 JB / T 88-1994 rubber asbestos board XB350, XB450 GB / T 539 -1995 filler PTFE - JB / T 6626-1993 PTFE asbestos rope - JB / T 8558-1997 Corrosion asbestos - - Graphite asbestos rope - - Flexible graphite - JB / T 7370-1994 Hand wheel malleable iron Ductile iron QT400-15, QT450-10 GB / T Carbon steel Q275 GB / T 700-1988 WCC GB / T This article search keyword: KTH330-08, KTH350-10 GB / T 9440-1988 Multi-Valve Technical Article Part Name Material Name Grades Standard No. Body, bonnet, seat, opening and closing pieces, bracket, flange, rocker, compression nut Carbon steel WCA, WC B, WCC GB / T quality carbon steel 20,25,30,35 GB / T 699-1999 low-alloy structural steel 16Mn GB / T 1591-1994 stem chromium stainless steel 1Cr13, 2Cr13, 3Cr13 GB / T 1220 -1992 Pinion quality carbon steel 35,45 GB / T 699-1988 Cylinder, piston chromium stainless steel 1Cr13, 2Cr13, 3Cr13 GB / T 1220-1992 Diaphragm austenitic stainless steel 1Cr18Ni9,1Cr18Ni9Ti GB / T 4327-1992 Spring Spring Steel 50CrVA, 30W4Cr2VA GB / T 1220-1984 60Si2Mn, 60Si2MnA stainless steel wire 1Cr18Ni9,1Cr18Ni9Ti GB / T 4240-1993 Float austenitic stainless steel 1Cr18Ni9,1Cr18Ni9Ti GB / T 4237-1992 0Cr18Ni9Ti, 1Cr17Ni13Mo2Ti filter 1Cr18Ni9, 1Cr18Ni9Ti seat, Kai Sealing surface of the closure Stainless steel TDCrla-x, TDCrlb-x GB / T 984-2001 1Cr13, 2Cr13 GB / T 1220-1992 1Cr18Ni9Ti (A132) - 1Cr18Ni9Ti (A137) Molybdenum alloy - Cobalt chrome tungsten alloy TDCoCrl-X, TDCoCr2-x, TDCoCr3-x GB / T 984-2001 Powder 201, powder 202 JB / T 7744-1995 Iron-based alloy powder spray welding FFe-1 ~ 5 JB / T 7744-1995 Polytetrafluoroethylene - JB / T 6626-1993 - JB / T 6626-1993 Stem nut Cast aluminum bronze ZCuA19Mn2, ZCuA19 Fe4Ni4Mn2 GB / T 1176-1987 Cast Aluminum Flavonoids ZCuZn25A16Fe3Mn3 Nuts, Bolts Premium Carbon Steel 25,35 GB / T 699-1999 Alloy Structural Steel 30CrMo, 35CrMo GB / T 3077-1999 Nuts Premium Carbon Steel 35,40 GB / T 699-1999 gasket stainless steel and graphite winding 1Cr13 and XB450 GB / T 1220-1992 1Cr18Ni9 and B450 GB / T 539-1995 toothed pad 08 JB / T 88-1994 rubber asbestos board XB350, XB450 GB / T 539-1995 filler Polytetrafluoroethylene - JB / T 6626-1993 PTFE asbestos rope - JB / T 8558-1997 Corrosion-resistant asbestos - - Graphite asbestos rope - - Flexible graphite - JB / T 7370-1994 Hand wheel malleable iron KTH330-08 , KTH350-10 GB / T 9440-1988 ductile iron QT400-15, QT450-10 GB / T carbon steel Q275 GB / T 700-1988 WCC GB / T