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welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160

welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160

welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160
welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160
CategoriesSteel Pipe Flange GOST
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BrandJS FITTINGS
ModelGOST 12821-80/GOST 33259-2015
PressurePN 6, PN 10, PN 16,PN 25, PN 40, PN63, PN 100, PN
BrandJS FITTINGS
MaterialGrade 20 steel
Monthly Output500 tons
Typeswelding neck flanges, slip-on flanges, threaded flanges, plate flanges, blind flanges
sealign surfaceRF, FF, RTJ, MF, TG
FOB portTianjin, Xingang
Terms of PaymentL/C, D/A, D/P, Western Union
Update Time2020-10-25
Detail Information
welding neck flanges of carbon steel in GOST 12821-80 PN 6-PN160
Production of GOST flanges
Material of the flange
Material of the flange
All material will be tested before cutting. JS FITTINGS choose steel 20# and ASTM A105 to make GOST flanges and ASME flanges.
Forging the flange
Forging the flange
JS FITTINGS has the advanced production equipment and technology to guarantee the flange precision.
Drilling the Flange
Drilling the Flange
Automatic drilling machines have better efficiency than portable machine.
Machining the flange
Machining the flange
After the last machine link, the flanges will be inspected again.
Trustworthy manufacturer of welded flanges in China
As a professional supplier, JS FITTINGS specializes in supplying  carbon steel and stainless steel plain welded flanges and welding neck flanges. We are cooperating with more than 5 Freight forwarding company, all of them are professional agents of transportation. 
Marks and package of the steel flanges
gost flanges mark
Customized package and standard package
Flanges in smaller size will be packaged in plywood cases, bigger size flanges will be packaged on pallets with plastic film and package belt. For a better protection, customers can ask for rubber mat. All special demands should be mentioned in the contract. 
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