What is C12 material?

C12 Valves are used for high temperature erosive refinery services. The material is made up of 9% chromium and 1% molybdenum. The material is made up of carbon, manganese, phosphorus, sulfur, silicon with chromium and molybdenum.

What is the meaning of ASTM A182?

ASTM A182 is the standard of forged or rolled alloy-steel pipe flanges,forged fittings,and valves and parts material,it indicates the materials properties of different kinds of alloy steel. F347H is one of the steel grade in this standard. F means forged.