... WN PL TH SW Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, AS Material: A105,Q235, WCB, CF8, 314.316 ... -1989(2005),GB/T10746-1989,GB/T4450-1989Germany:DIN 2573~2576,DIN 2527,DIN 2630~2637,DIN 2641~2642Japan:JIS B2220-2004,JIS F7806 ... die forging from round bar,CNC machining,Drilling and Passivating high quality Stainless steel flange, 150~1500class