We are Supplier & manufacture customized Gost 33259 Flange, Flange Gost 12820, Gost 12821 Flanges, Gost 12815 Flanges per customers’ specifications

Standard Specification For GOST standard flange

Specifications GOST Flanges
GOST Flange Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges.
ASME B16.5 GOST Flange size range 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
GOST Flange Standard DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
GOST Flange Standard ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
GOST Flange Standard UNI 6Bar 10Bar 16Bar 25Bar 40Bar
GOST Flange Standard EN 6Bar 10Bar 16Bar 25Bar 40Bar
GOST Flange Standard GOST 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Main Types Forged / Threaded / Screwed / Plate
Flange supporting material Gasket, Ring Joint, Flange Bolts
Most common types of GOST Flanges
  • Socket Weld Ring Flange (SWRF), GOST
  • Threaded Ring Flange, GOST
  • Blind Ring Flange (BLRF), GOST
  • Weld Neck Ring Flange (WNRF), GOST
  • Slip-On Ring Flange (SORF), GOST
  • Ring Type Joint Flange (RTJF), GOST
  • Lap Joint Ring Flange (LJRF), GOST
Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, , Groove
GOST Pipe Flanges Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production technique
  • Forged, Heat treated and machined
Special design

As per your drawing

AS, ANSI, BS, DIN and GOST
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations

GOST Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange

Specialized manufacturer of
  • DIN 2566 en 1092 1
  • Pn16 Flange
  • DIN 2566 pn16
  • Rtj Flange
  • GOST Sorf Flange
  • GOST Table Flanges
  • DIN 2566 pn10
  • GOST Large Diameter Flange
  • GOST Threaded Flanges
  • GOST Blind Flanges
  • GOST Plate Flanges
  • GOST Weld Neck Flanges
  • GOST Loose Flanges
  • GOST Orifice Flanges
  • GOST Slip-On Flanges
  • GOST Lap Joint Flanges
  • GOST Socketweld Flanges
  • GOST AS 4087 Water Flanges
Test Hydrostatic testing machine, Direct-reading Spectrograph,UI trasonic flaw detector, X-ray detector, Magnetic particle detector
Equipment Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc
Origin West Europe /Indian / USA / Japan / Korean
GOST 12815 Flanges Standard

ANSI DIN, GOST, GOST, UNI, BS, AS2129, AWWA, EN, GOST, NFE etc.
BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, GOST/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

  • AS 2129: Table D; Table E; Table H
  • B.S: BS4504 , BS3293, BS1560, BS10
  • ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
  • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • American standard (ANSI)
  • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
  • British standard (BS)
  • German (DIN)
  • Any other specilised flanges
  • The other standard: AWWA C207; EN1092-1, GOST12820, GOST 12815; KS B1503, GOST1123; NFE29203;UNI2276
  • DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638
Key markets and industries for GOST Flange
  • Nuclear power (mostly seamless).
  • Heavy oil refineries.
  • Bitumen upgraders.
  • Petrochemicals and acids.
Export to Indonesia, Ireland, Ukraine, Singapore,Saudi Arabia,Canada, Peru, Dubai, Brazil, Iran, Korea, USA, India, Egypt, Thailand, Spain, Oman etc
GOST 12815 Flanges Application
  • To Connect Pipe & Tubes in Power, Petroleum,Construction, Chemical, Gas, Shipbuilding,Metallurgy, etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Weight Chart of ГОСТ 12820 Flanges

Standard
Class
Diameter
Bolt Circle Diameter
Number of Bolts
Bolt Size
Diameter of Bolt Hole
AS4087 Flanges
PN14 Flanges
95
67
4
M12
14
AS 2129 Flange
Table C Flanges
95
67
4
13
14
Table D Flanges
95
67
4
13
14
Table E Flanges
95
67
4
13
14
Table F Flanges
95
67
4
13
14
Table H Flanges
114
83
4
16
17
Table J Flanges
114
83
4
16
17
ANSI B16.5 Flanges
ANSI 150 Flanges
89
60
4
13
16
ANSI 300 Flanges
95
67
4
13
16
ANSI 600 Flanges
95
67
4
13
16
ANSI 900 Flanges
121
83
4
19
22
ANSI 1500 Flanges
121
83
4
19
22
ISO 7005 (DIN) Flange
PN6 Flanges
80
55
4
M10
11
PN10 Flanges
95
65
4
M12
14
PN16 Flanges
95
65
4
M12
14
PN20 Flanges
90
60.5
4
M14
16
PN25 Flanges
95
65
4
M12
14
PN40 Flanges
95
65
4
M12
14

 

Special offer on:

Flange Schedule/Class
Pipe Size – Pipe Flanges
Flange Connection Type
Flange Material
Max. Pressure
ASME B16.5 Class 150
1/2″
FNPT
GOST
150 psi
ASME B16.5 Class 150
1/2″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
1/2″
Welded
GOST
150 psi
ASME B16.5 Class 150
3/4″
FNPT
GOST
150 psi
ASME B16.5 Class 150
3/4″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
1-1/4″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
1-1/2″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
2″
FNPT
GOST
150 psi
ASME B16.5 Class 150
2″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
2-1/2″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
3″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 150
4″
FNPT
GOST
150 psi
ASME B16.5 Class 150
4″
Socket Weld
Forged GOST
275 psi
ASME B16.5 Class 300
1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1-1/4″
FNPT
Forged GOST
720 psi
ASME B16.5 Class 300
1-1/4″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1-1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
1-1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
2-1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
2-1/2″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
3″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
3″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
4″
Slip On
Forged GOST
720 psi
ASME B16.5 Class 300
4″
Slip On
Forged GOST
720 psi

GOST 12815 Forged and Plate Flange

GOST 12815 Flange
GOST 12815 Slip-On Flange
GOST 12815 Threaded Flange
GOST 12815 Weld Neck Flange
GOST 12815 Socket Weld Flange
GOST 12815 Blind Flange
GOST 12815 Reducing Flange
GOST 12815 Lap Joint Flange
GOST 12815 Plate Flange
GOST 12815 Orifice Flange
GOST 12815 Forged Flange
GOST 12815 Ring Type Joint Flange
GOST 12815 Square Flange
ГОСТ 12820 Threaded Reducing Flanges
ГОСТ 12820 Reducing Flanges
ГОСТ 12820 Wnrf Flanges
ASME GOST 12815 Reducing Flanges
ГОСТ 12820 Split Flanges
12815 GOST Reducing Flange
ГОСТ 12820 Turbo Flanges
ГОСТ 12820 Forged Flanges
ГОСТ 12820 Vacuum Flanges
ГОСТ 12820 Reducing Flange
ГОСТ 12820 Reducing Flanges
12815 GOST Forged Flange
ГОСТ 12820 Split Flanges
ASME GOST 12815 Blind Flanges
ГОСТ 12820 Slip-On Pipe Flanges
12815 GOST Blind Flange
ГОСТ 12820 Square Flanges
ГОСТ 12820 Ansi Flanges
Ansi 150 ГОСТ 12820 Flanges
ГОСТ 12820 JIS BLRF Flanges
ГОСТ 12820 Blank Flanges
ГОСТ 12820 Orifice Flanges
ГОСТ 12820 Bsp Flanges
ASME GOST 12815 Orifice Flanges
ГОСТ 12820 Companion Flanges
12815 GOST Orifice Flanges
ГОСТ 12820 Class 150 Flanges
ГОСТ 12820 Duct Flanges
ГОСТ 12820 Cover Flanges
ГОСТ 12820 Orifice Flanges
Custom ГОСТ 12820 Flanges
ГОСТ 12820 Socket weld Flanges
Class 600 ГОСТ 12820 Flanges
ASME GOST 12815 Socket weld Flanges
ГОСТ 12820 Din Flanges
12815 GOST Socket weld Flanges
Large Diameter ГОСТ 12820 Flanges
ГОСТ 12820 SWRF Flanges
Table E ГОСТ 12820 Flanges
ASME B16.5 12815 GOST Socket weld Flanges
ГОСТ 12820 Floor Flanges
ГОСТ 12820 Threaded Flanges
ГОСТ 12820 Forged Flanges
ASME GOST 12815 Threaded Flanges
Gaskets For ГОСТ 12820 Flanges
12815 GOST Threaded Flanges
ГОСТ 12820 Handrail Flanges
ГОСТ 12820 Manifold Flanges
High Pressure ГОСТ 12820 Flanges
ГОСТ 12820 Threaded Flanges
ГОСТ 12820 Lap Joint Flanges
ГОСТ 12820 Threaded Flanges
ГОСТ 12820 Long Weld Neck Flanges
ГОСТ 12820 Long weld Neck Flanges
ГОСТ 12820 Pipe Flanges
ГОСТ 12820 Raised Face Slip On Flanges
ГОСТ 12820 Exhaust Flanges
ASME GOST 12815 Slip On Plate Flanges
ГОСТ 12820 Header Flanges
12815 GOST Slip On Flanges
ГОСТ 12820 Plate Flanges
ГОСТ 12820 Pipe Flanges
ГОСТ 12820 Backing Flanges
ГОСТ 12820 Exhaust Flanges
ГОСТ 12820 Tube Flanges
ASME GOST 12815 Header Flanges
ГОСТ 12820 Metric Flanges
ASME GOST 12815 Long weld Neck Flanges
ГОСТ 12820 Muffler Flanges
12815 GOST Long weld Neck Flanges
ГОСТ 12820 Pump Flanges
ГОСТ 12820 Orifice Flanges
ГОСТ 12820 Pressed Flanges
ГОСТ 12820 Ring Type Joint Flanges
ГОСТ 12820 Puddle Flanges
ASME GOST 12815 Ring Type Joint Flange
ГОСТ 12820 Pad Flanges
12815 GOST RTJ Flanges
ГОСТ 12820 Reducing Flanges
JIS RTJ Flanges
ГОСТ 12820 Raised Face Flanges
ГОСТ 12820 RTJ Flanges
ГОСТ 12820 Ring Flanges
GOST 12815 RTJ Flanges
ГОСТ 12820 Stub End Flanges
ГОСТ 12820 Raised Face Weld Neck Flanges
ГОСТ 12820 Shower Rod Flanges
ГОСТ 12820 Sae Flanges
ГОСТ 12820 Slip On Flanges
12815 GOST Weld Neck Flange
ГОСТ 12820 Screwed Flanges
ГОСТ 12820 Clad Flanges
ГОСТ 12820 Socket Weld Flanges
ГОСТ 12820 JIS WNRF Flange
ГОСТ 12820 Sbc Header Flanges
ГОСТ 12820 Raised Face Blind Flanges