Main material: 1.4408, 1.4308, 1.0619, or WCB, 316L, and 40Cr Size: from DN8 to DN100 Main material: 1.4408, 1.4308, 1.0619, or WCB, 316L, and 40Cr Size: from DN8 to DN100 Standard: Chinese national standard, ASTM, DIN, and JISPackage: pallet or steel crate or others Ball Valve