carbon steel forged flange 1.size:DN15-DN2000 2.material:cs ... ,20k,30k,150# to 2500#,PN6-PN40carbon steel forged flange 1.Size:DN15 to DN2000,1/2" to ... ,BS,UNI,EN1092-1,SABS1123,AS2129,GOST-128204.Types:plate,slip-on,threaded,socket weld,blind flange5. ... and etc We are a professional manufacture doing flange field for more than ten years.We have ... and have a business disussion. carbon steel forged flange