Design: DIN3356 Test:DIN3230 Face to Face dimensions:DIN3202 End Flange Dimensions: DIN2543-2545 Butt-welding ends:DIN3202 Product scope:NPS 1/2″~NPS 14″, PN1.6-13MPa Main body material: ASTM A216-WCB ASTM A217-WC1、WC6、WC9、C5 ASTM A351-CF8、CF8M、CF3、CF3M