Gold Member Since 2015
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Dingxiang C&N Huarui Forging Co., Ltd.

GOST 12836 Flange, GOST 12836 Blind Flange, Blind Flange manufacturer / supplier in China, offering GOST 12836 Blind Flange, Blind Raise Face Flange, ASTM B16.5 A105 Carbon Steel Threaded Flange, 52mm Ammeter/ Digital Ampere Gauge +/--80A with Ampere/Current Sensor White Face for Car Truck Universal Yacht Boat and so on.

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Supplier Homepage Product C&N DIN/EN FLANGES GOST 12836 Blind Flange, Blind Raise Face Flange

GOST 12836 Blind Flange, Blind Raise Face Flange

Purchase Qty.:
1-99 100+
FOB Unit Price: US $1,000 US $0.5
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $1,000
100+ US $0.5
Get Latest Price
Production Capacity: 400ton/Month
Transport Package: Wooden Case
Payment Terms: L/C, T/T, D/P, Paypal, Western Union

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Basic Info
  • Model NO.: GOST 12836 Blind Flange, blind raise face flange
  • Type: Welding Flange
  • Structure: Flanges
  • Sealing Surface: RF
  • Welding Neck Flanges: GOST 12821-80
  • Specification: SANS/SABS Flange
  • HS Code: 7307910
  • Standard: ANSI
  • Material: Carbon Steel
  • Connection: Welding
  • Manufacturing Way: Forging
  • Trademark: C&N
  • Origin: China
Product Description
C&N is a  professional manufacturer of steel forged flange in China,
We can produce high quality  GOST 12836 Blind Flange

GOST 12820-80 steel flat welded flanges GOST 12821-80 Welding Neck Flange
Flanges 10 GOST 12821-80
Flanges 16 GOST 12821-80
Flanges 25 GOST 12821-80
Flanges 40 GOST 12821-80
Flanges 63 GOST 12821-80
Flanges 100 GOST 12821-80
Flanges 160 GOST 12821-80

GOST 12820-80 - steel flat welded flanges of pipings and fittings of machines, apparatus, tanks at a nominal pressure n 0,1 - 2,5 P (1 - 25 kgf/2) and ambient temperature 203 - 573 (- 70 + 300 °). 

Flanges    6 GOST 12820-80
Flanges 10 GOST 12820-80
Flanges 16 GOST 12820-80
Flanges 25 GOST 12820-8


to ANSI B16.5, ANSI B16.36 (Orifice Flanges), ANSI B16.47-a (MSS SP-44), ANSI B16.47-b (API 605), DIN, BS3293 and API 6A/6BX JIS B2220  GOST 12820-80  GOST 12821-80 Flange, GOST 12821-80

Types include

Welding Neck, Slip-On, Blind, Socket Weld, Lap Joint, Screwed, as well as Long Welding Neck, Cover, Swivel, Anchor, Pad and Reducig Flanges

Pressure Classes

ANSI/BS 150# - 2500#, DIN PN6 - PN400, API 5000 psi - 25000 psi  JIS 5k/10k/16k/20K


Raised Face / Ring Type Joint
Flat Face / Full Face
Small & Large Male / Female
Small & Large Tongue / Groove

Material Grades



Carbon Steel

A350 LF2, LF3, LF4, LF6
A694 F42 / F52 / F60 / F65 / F70
TStE 355 / 420

Alloy Steel

A182 F1, F5, F9, F11/12, F22, F91
15Mo3, 13CrMo44,

Stainless Steel

A182 F304 (L/H) UNS S30400 
A182 F316 (L/H/Ti) UNS S31600
A182 F321 (H) UNS S32100
A182 F347 (H) UNS S34700
A182 F44 6Mo UNS S31254
A182 F51 Duplex UNS S31803
A182 F55 Super Duplex UNS S32750 / UNS S32760
WSt. 1.4301
WSt. 1.4401
WSt. 1.4541
WSt. 1.4550
WSt. 1.4529
WSt. 1.4462
WSt. 1.4501

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