Products Range: SO, WN, Threaded, SW, Blind Flanges Standard:GB9112-9131,SH3406,ANSI B16.5 ,DIN2576、27、66,DIN2632-2638 Size:DN10-DN800 Pressure:NP0.6-32MP2, 150lb-1500lb Material: Stainless Steel, Carbon Steel Forming Type: Forged.