Features:1) Standards:    a) Designed and manufactured as per BS 1873     b) Length of structure as per ANSI B16.10    c) Flanged connection dimensions as per ANSI B16.5    d) Screw end dimensions as per GB/T12716-91    e)  Inspection and test as per API 5982) Structure: B.B, OS&Y3) Body material: WCB, WC6, WC9, CF8, CF8M, CF3, CF3M, CN7M