Sign In | Join Free | My himfr.com |
|
GOST 12821-80 RF CS Weld neck flanges Product specifications 1.size: 8'' & 10'' 2.pressure:PN6 3.material:carbon steel 4.sealing face:raised face(RF) 5.type: weld neck(WN) 6.standard:GOST 12821-80 7...