... 3.pressure:5k,10k,16k,20k,30k,150# to 2500#,PN6-PN40 ANSI 150# carbon steel flangesize:DN15-DN2000material:cs& ... sspressure:5k,10k,16k,20k,30k,150# to 2500#,PN6 ... -PN40ANSI 150# carbon steel flange 1.Size:DN15 to ... our factory and have a business disussion. ANSI 150# carbon steel flange