ANSI 150# carbon steel flange 1.size:DN15-DN2000 2.material:cs&ss 3. ... pressure:5k,10k,16k,20k,30k,150# to 2500#,PN6-PN40 ANSI 150# carbon ... 150# carbon steel flange 1.Size:DN15 to DN2000,1/2" to 78"2.Material:carbon steel,stainless steel3.Standard:ANSI,DIN ... factory in-house self check or Third Party inspection11.Carbon Steel:A105,SS400,SF440,RST37.2,S235,C22.812 ...