Stainless Flange 1.TUV and ISO 9001 2. DIN/ EN1092/ ... Spectrum test Supply Forged Stainless Flange A182 WP316L1)Major Products: Socket Welded Flange, Slip on Flange, WN Flange, Blind Flange, Threaded Flange, Ring Joint Flanges2) Standard ... ) Material: A304,A316L,A347H 38103 and so on ASTM: A182, A234 WPB/P11/P22/A420 DIN: ST35.8, ST37, ... FLANGE3.SOCKET WELDING FLANGE4.Yellow Paint Plate Type Flange 5. SO ...