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CT20 Forged Stainless Steel Flanges GOST 33259 GOST 12820-80 GOST 12821-80

Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd.

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Address: Beihuan Development Zone Mengcun County Hebei Province China

Contact name:Mandy Liu

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Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd.

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CT20 Forged Stainless Steel Flanges GOST 33259 GOST 12820-80 GOST 12821-80

Country/Region china
City & Province hebei
Categories Flanges
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Product Details

Фланцы Forged Steel Flange GOST 33259 - 2015 

GOST 12820-80 GOST 12821-80 GOST 12822-80 GOST 12836-67 CT.20 SS304/304L SS316/316L

 

Gost flange is a flange system from Russia, include Plate Flanges(GOST12820-80),Blind Flanges(GOST12836-67),Welding neck Flanges(GOST12821-80), PE flanges(GOST12822-80)etc., size from DN10 to DN1200.

 

This standand applies to connection flagnes of pipe fittings, connecting parts and piplines, as well as to connecting flanges of machines, equipments, instruments, pipes, apparatus and tanks for nominal pressure up to PN250 and establishes he design nd dimensions of steel and cast inron flanges, determines the types of flanges, the types of formes of sealing surfaces, sets the technical requirements for the manufacture, markings, testing and flange joints as well as on the choice of a sealing surface depending on the hazard and the rarameters of the working mediums.

 

 


StandardTypePressureMaterialSizeSurface Treatment
GOST 33259 GOST 12820 GOST 12821 GOST 12836PLATE,BLIND
WN,PE
PN6-PN200Carbon Steel
(CT.20,Q235,
16MN,20MN)
Stainless Steel
(SS304/304L,
SS316/316L,SS321)
DN10-DN1600Anti-rust oil,
Hot Galvanized,
Cold Galvanized

 

 

 


Connect Face (ГОСТ 12815 ) :
Surface 1: Smooth finish
Surface 2: Sprial serrated
Surface 3: Two or three grooves (Water Lines)
(Raised face=RF ,Flat face=FF)

Фланцы стальные плоские приварные трубопроводов и соединительных частей, а так же на присоединительные фланцы арматуры, соединительных частей машин, приборов, патрубков аппаратов и резервуаров на номинальное давление PN от 1 до 25 кгс/см2; номинальный диаметр DN от 10 до 250 мм, типы фланцев - 01, 02, 11, размерный ряд – 1 / 2, исполнение уплотнительной поверхности - А, В, С, L, D, M, E, F, J, K, сталь – углеродистая, легированная конструкционная, коррозионно-стойкая, группы контроля - I, II, III, IV, изготавливаются в соответствии с требованиями ГОСТ 33259-2015 "Фланцы арматуры, соединительных частей и трубопроводов на номинальное давление до PN 250. Конструкция, размеры и общие технические требования».

 

 

 

 

 


 

 


a) How can I get more details about your products?

You can send an email to our email address. We will provide catalogue and pictures of our products for your reference.We can also supply pipe fittings, bolt and nut, gaskets etc. We aim to be your piping system solution provider.

b) How can I get some samples?

If you need, we will offer you samples for free, but new customers are expected to pay express charge.

c) Do you provide customized parts?

Yes, you can give us drawings and we will manufacture accordingly.

 

 

 

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Contact Person : TINA

EMAIL:info12@hbxfgj.com

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