1.Product: seal head, torispheric head, vessel Heads
2.Size: 1/2"∼72"
3.Material: Carbon stee(A3,20#,Q235,Q345B,16Mn) Alloy steel(15Mo3 15CrMoV 35CrMoV 45CrMo ) Stainless steel (304,321,304L,316,316L)
4.Standard: ANSI,ASME,DIN,JIS,BS,GB
5.Our service: OEM,ODM available.