... 2''~50'' 4.Type:SO,IF,TH,WN,SW,BL Stainless steel flangeStandardGB/T9112-2000, ANSI B16.5, HG20592-2009, ASTM ... )Pressure0.6Mpa ~32Mpa,150Lb ~2500Lb,PN0.25-PN42.0 Stainless Steel StandardGB/T9112-2000, ANSI B16.5,ASME SA403,DIN2573 Material304 ... ,12Cr2Mo1,A335P22,St45.8/ⅢApplicationelectric power,power plant,pipe fittings,industry,,pressure vessel,chemical,petroleum,ship building,metallurgy,machinery, ...