China GOST Welding Neck Flanges | GOST carbon steel WN RF flanges
China GOST Welding Neck Flanges | GOST carbon steel WN RF flanges
China GOST Welding Neck Flanges | GOST carbon steel WN RF flanges
China GOST Welding Neck Flanges | GOST carbon steel WN RF flanges
China GOST Welding Neck Flanges | GOST carbon steel WN RF flanges
Model
JS-WN

Item specifics

Pressure
PN 6, PN 10, PN 16,PN 25, PN 40, PN63, PN 100, PN
Brand
JS FITTINGS
Material
Grade 20 steel
Monthly Output
500 tons

Product review

Description

Chinese Manufacturer and supplier of GOST carbon steel WN RF flanges
Production of GOST WN 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.
GOST flanges in stock
GOST flanges in stock
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 WN 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.