OD: dn15- dn2000 (1/2''- 80'')
Type: welding neck, slip on, blind, socket welding, threaded, lap-joint
Pressure: 150#, 300#, 600#,900#,1500#, 2500#
Coating: rust-proof oil, cold  and hot galvanize
Material: carbon steel a105, c22.8, s235, s235jr, p235gh,ss400,37.2