... 4)Size:DN15-DN1000 Forged Process,all kind of flanges.Size 1/2"-48",DN15-DN1000.Pressure :150LBS-3000LBS ... 250bar.According to ANSI/ASME,JIS,DIN,BS,UNI,AS2129,EN1092,GB,HG,SH,SHJ,SGJ international standard. ... 4504 standardUNI standard: UNI 2276,2277,6083,2280,2283 and so onGB standard : GB,HG,SH,SHJ,SGJMaterial: ... 105, A182, Q235,A3,20#,16Mn,0Cr18Ni9,1Cr18Ni9Ti and so on.Type:SOP,SOH,WELDING NECK,SLIP ON ...