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GOST Standard


Hebei Xinyue provide a series of Russian standard of flanges in carbon steel and stainless steel, include main types of Plate, Welding Neck, Blind. 

Red Paint Flange


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

PN40 FLANGE


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

PN25 FLANGE


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

PN16 FLANGE


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

PN10 FLANGE


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

PN6 FLANGE


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

BACKING RINGS


Hebei xinyue high pressure flange and pipe fitting co.,ltd is a professional manufacturer mainly produce and export steel flange and pipe fitting for over 30 years.

Stainless Steel Flange


Hebei Xinyue high Pressure Flange And Pipe Fitting Co.,Ltd is a professional manufacturer in china mainly produce and export steel flanges for 30 years.

Carbon Steel Flange


Hebei Xinyue high Pressure Flange And Pipe Fitting Co.,Ltd is a professional manufacturer in china mainly produce and export steel flanges for 30 years.

Slip On Flange


Slip On Flange has a low hub as the pipe is inserted onto the bore of the flange before welding. The pipe is welded into inside and outside of the bore of the flange in order to guarantee sufficient strength and prevent leakage. The bore of all slip on flanges is slightly larger than outer diameter of the pipe connected.

GOST 12820-80 FLANGE


Plate Flange is the most common flange, it 's wihtout a low or high hub. The pipe is welded onto inside of the bore of the flange.

GOST 12821-80 FLANGE


Welding Neck Flange is generally referred to as a "high hub" flange. It is designed to transfer pressure to the pipe and reduce high pressure at the base of the flange. Welding Neck Flange is a butt-welding flange with the best design among currently available flanges because of its unique structure.
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