Production enforce standard
Design And Manufacture --- GB/T 12237
Face to Face --- Gb/T 12221
Flange Dimension --- GB9131
Inspection And Test --- JB/T9092,GB/T13927

Chief property and specifiecation
Nominal Pressure --- 1.6-4.0MPa
Shell Test --- 2.4-6.0MPa
Water Seal Test --- 1.8-4.4MPa
Air Seal Test --- 0.4-0.7MPa

Material For Main Parts
Body --- WCB,CF8,CF8M,CF3,CF3M
Ball v --- 2Cr13,304,316,304L,316L
Seat --- PTFE,PTFE+Glass,PPL
Shim --- PTFE,Stainless Steel/Flexible Graphite,Tooth Profile Gasket
Stem Seat --- PTFE,Stainless Steel/Flexbile Graphite
Packing --- Enhanced Flexbile Graphite
Gland --- WCB,1Cr18Ni9Ti,304,316,304L,316L,1Cr18Ni12Mo2Ti
Temperature --- -29~150oC(PTFE),-29~200oC(PTFE+GLASS),-29~300oC(PPL)
Medium --- Water,Oil Steam,Nitric acid,Acetic acid,Stongey oxidable medium,Urea

Cate : GB Valve - Ball Valve
Pressure : 1.6MPa-2.5MPa
Size : 15-200mm
Model Number :Q41,Q341,Q641,Q941F(H,Y)