Carbon steel: WPHY-42, WPHY-46, WPHY-52, WPHY-60, WPHY-65, and WPHY-70 
Alloy steel: ASME A234 WP1, WP5, WP9, WP11, WP12, WP22, WP91, and WP92 
Stainless steel: ASTM A403 WP304, 304L, 316, 316L, 317, 317L and 321 
Sizes: 1/2 to 72 inches   
Pressure: Sch5 to Sch160 and XXS 
Standards: ANSI/ASME, DIN, ISO, JIS, GB, and EN  
Applications: petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, water, and nuclear power