Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd.
| Payment Terms | LC;DA;DP;TT; |
| Supply Ability | 3000 tons per month |
| Delivery Time | 30days |
| Packaging Details | seaworthy plywood case or pallet |
| Standard | GOST 33259/GOST 12820-80/GOST 12821-80/GOST 12822/GOST 12836 |
| Flange type | Welding neck; Plate; Blind; Loose; Ring |
| Size range | DN10-DN1200 |
| Pressure | PN6-PN200 |
| Material | Carbon Steel CT20,Q235,16MN,20MN;Stainless Steel SS304/304L,SS316/316L,SS321 |
| Coating | Anti-rust oil,Galvanized |
| Brand Name | XF/XINFENG |
| Model Number | GOST 33259,GOST 12820,GOST 12821,GOST 12822,GOST 12836 |
| Certification | EN10204 3.1 PED ISO 9001 |
| Place of Origin | CN |
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Product Specification
| Payment Terms | LC;DA;DP;TT; | Supply Ability | 3000 tons per month |
| Delivery Time | 30days | Packaging Details | seaworthy plywood case or pallet |
| Standard | GOST 33259/GOST 12820-80/GOST 12821-80/GOST 12822/GOST 12836 | Flange type | Welding neck; Plate; Blind; Loose; Ring |
| Size range | DN10-DN1200 | Pressure | PN6-PN200 |
| Material | Carbon Steel CT20,Q235,16MN,20MN;Stainless Steel SS304/304L,SS316/316L,SS321 | Coating | Anti-rust oil,Galvanized |
| Brand Name | XF/XINFENG | Model Number | GOST 33259,GOST 12820,GOST 12821,GOST 12822,GOST 12836 |
| Certification | EN10204 3.1 PED ISO 9001 | Place of Origin | CN |
| High Light | GOST 33259 forged stainless steel flanges ，GOST 12820-80 Forged Stainless Steel Flanges ，GOST 12821 80 carbon steel forged flanges | ||
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.
| Standard | Type | Pressure | Material | Size | Surface Treatment |
| GOST 33259 GOST 12820 GOST 12821 GOST 12836 | PLATE,BLIND WN,PE | PN6-PN200 | Carbon Steel (CT.20,Q235, 16MN,20MN) Stainless Steel (SS304/304L, SS316/316L,SS321) | DN10-DN1600 | Anti-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.
EMAIL:info12@hbxfgj.com
WhatsApp:0086-18031772025
Wechat:965397089
Company Details
Business Type:
Manufacturer
Year Established:
1989
Total Annual:
$10 Million- US$50 Million
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Established in 1989, HEBEI XINFENG HIGH PRESSURE FLANGE AND PIPE FITTING CO., LTD (XINFENG) specializes in the manufacture of flanges, butt weld pipe fittings in standard as well as special parts and forgings according to customer drawings.Located in Mengcun Hui Nationality Autonomous Region, known ... Established in 1989, HEBEI XINFENG HIGH PRESSURE FLANGE AND PIPE FITTING CO., LTD (XINFENG) specializes in the manufacture of flanges, butt weld pipe fittings in standard as well as special parts and forgings according to customer drawings.Located in Mengcun Hui Nationality Autonomous Region, known ...
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