n1. Standard: ISO, ANSI, JIS, DIN, GB/T12459, ASTM B16.9, SH3408, SH3409, HG/T21631, SY/T0501
n2. Size: 1 / 2''~ 48''DN10 ~ DN1200
n3. Pressure: Sch5 ~ Sch160, XXS
n4. Material: Carbon steel, Stainless steel and Alloy steel etc
n5. Usage: Petroleum, Chemical, Power, Gas, Metallurgy, Shipbuilding, Construction, etc.
n6. Special design available
n7. Quality: ISO:9001: ISO2000-Quality-Systerm has been passed