... MATERIAL:304,316,316L,Q235,#20. pressgure:0.25- 60MPA Forged flanges 1 Certificates: ISO and TUV 2 Standard: ASME, ANSI ... flanges: Slip-on flange, welding neck flange, threaded flange, blind flange, socket welding flange, lap joint flange and flat plates. Also we can supply much larger size flanges ... from our valuable customers, our products have obtained a big market share in the world. Our mission is ...