... steel flange(SO,BL,WN,TH,LJ,SW etc)1.Certificate:ISO9001:2000 2.Material:stainless steel,carbon steel 3. ... Different sizes forged steel flange(SO,BL,WN,TH,LJ,SW ... etc)1. Product size: 1/2"--80" 15mm--2000mm2. Pressure:150LBS-- ... 2500LBS3. Materials: 316L,316Ti,304L,321,321H,A105,Rst37.2,C22.8 etc.4. Standard: ANSI, ASME,DIN, ...