Company Details
  • CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD

  •  [Hebei,China]
  • Business Type:Manufacturer
  • Main Mark: Worldwide
  • Exporter:71% - 80%
  • Certs:GS, GB, ISO9001, ISO9000, ISO9002, ISO14000
  • Description:GOST Welded Steel Flanges,GOST 12820 Flat Welded Steel Flanges,Flat Welded Steel Flanges
CANGZHOU HAOYUAN PIPE FITTINGS MFG CO.,LTD GOST Welded Steel Flanges,GOST 12820 Flat Welded Steel Flanges,Flat Welded Steel Flanges
Home > Products > Steel Flange > Slip-On Flange > GOST 12820 Flat Welded Steel Flanges

GOST 12820 Flat Welded Steel Flanges

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    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Incoterm: FOB,CFR,CIF,FCA,CPT
    Min. Order: 1 Bag/Bags
    Delivery Time: 3 Days

Basic Info

Model No.: DN10-DN1600

Standard: DIN, GB, JIS, ANSI, GOST, GOST 12820

Type: Welding Flange, GOST 12820 Flat Welded Steel Flanges

Material: Carbon Steel

Structure: Flanges

Connection: Welding

Sealing Surface: RF

Manufacturing Way: Forging

Certification: ISO.UKS.SGS.BV

Package: Wooden Boxes, Wooden Pallets

Brand Name: HAOYUAN

Crafts: Cold Extrusion, Thermoforming, Forging

Nominal Pressure: Pn0.1-Pn20

Application: Water Conservancy, Electric Power, Power Station

Materials: C20,09G2S,15XSND,17Q1S.

Size: DN10-DN1600

Additional Info

Packaging: Wooden boxes, Wooden pallets

Productivity: 20T/Day

Brand: HAOYUAN

Transportation: Ocean,Land,Air

Place of Origin: CANGZHOU

Supply Ability: 500T/Month

Certificate: ISO

Product Description

Steel Flange, forged stainless steel Flange,Weld Neck Flange, slip on flange , plate flange , Blind Flange

GOST 12820 PL flat flange flange standard system is the Russian standard. Is one of the manifestations of the Russian standard flange (also known as GOST flange), is commonly used in equipment or pipe flange flange sealing surface: full plane, convex surface, convex surface, PTFE tongue and groove Surface, lens surface and elliptical ring connection surface 7 kinds

High-quality products

Carbon steel flanges-gost flange


So flange -wn flange-Carbon steel flanges

steel flange

Slip On Flange generally only connected with the pipe, but can not be directly connected with the Pipe Fittings; Butt welding flange can be generally all welded pipe fittings (including elbow, tee, reducer, etc.) directly connected, of course, including pipeline.

Our packaging

slip on flange

Flange fittings


Steel Flange Production Process

Flange production process


Steel Flange workshop

Flange production


carbon steel flange

steel pipe flange

Production Process


Sales Network

Looking for ideal GOST Welded Steel Flanges Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the GOST 12820 Flat Welded Steel Flanges are quality guaranteed. We are China Origin Factory of Flat Welded Steel Flanges. If you have any question, please feel free to contact us.

Product Categories : Steel Flange > Slip-On Flange

Product Images
  • GOST 12820 Flat Welded Steel Flanges
  • GOST 12820 Flat Welded Steel Flanges
  • GOST 12820 Flat Welded Steel Flanges
  • GOST 12820 Flat Welded Steel Flanges
  • GOST 12820 Flat Welded Steel Flanges
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