Pipeline ball valve in the valve stem generally choose what material?
Generally, there are the following choices: AISI 4140, A182, F6a, 17-4PH, A182, F316, A182 304, AISI 1040, ENP
Stem material for line ball valves:Anti sulfur ball valve for floating ball valveChinese GB 1Cr13 1Cr18Ni9The United States ASTM A276-410 A276-321
Pipeline ball valve in the stem material GB1Cr13, GB1Cr18Ni9, ASTMA276-410, ASTMA276-321, and so on.Pipeline ball valve:Pipeline ball valve applies to Class150~Class1500, operating temperature of -28~300 degrees of oil, chemical, thermal power plants and other working conditions on the pipeline, cut off or switch on the media. API pipeline ball valve applicable medium: oil, purification of natural gas, acid gas, gas, water and coal slurry and so on. API pipeline ball valve drive device operating modes are: manual, worm gear drive, pneumatic, electric, gas-liquid linkage.
