GOST / ГОСТ 12820-80 BLFF, GOST / ГОСТ 12820-80 Reducing Flanges, GOST 12820-80 Blind Flanges, GOST / ГОСТ 12820-80 Flange, GOST 12820-80 SS Plate Flange, GOST 12820-80 Socket Weld Flanges, GOST / ГОСТ 12820-80 Lap Joint Flange, ГОСТ 12820-80 Weld Neck Flange, ГОСТ 12820-80 SOFF, ГОСТ 12820-80 Pipe Flange, GOST / ГОСТ 12820-80 Slip On Flanges, GOST / ГОСТ 12820-80 Orifice Flanges, Standard GOST / ГОСТ 12820-80 Industrial Flanges Manufacturer in Mumbai, India.

Inconel GOST / ГОСТ 12820-80 Flange, Ready Stock of GOST 12820-80 Flange, Competitive Price of ГОСТ 12820-80 Flanges, Largest Stockholder of GOST / ГОСТ 12820-80 Flanges in India, Monel ГОСТ 12820-80 Flanges, Nickel Alloy GOST 12820-80 Flanges Trader, Stainless Steel ГОСТ 12820-80 Flanges, SS GOST 12820-80 Flanges, GOST / ГОСТ 12820-80 Flanges Manufacturers in Mumbai, India.

Kalikund Steel & Engg. Co is a leading manufacturer, supplier, stockiest, and exporter of top-notch quality GOST / ГОСТ 12820-80 Flange. We are producing these flanges in different standard and non-standard dimensions and specifications using innovative manufacturing techniques. The pure quality raw material is used for the manufacturing GOST / ГОСТ 12820-80 Flanges. The material is bought from the reliable resource in the industrial market and tested properly under stringent conditions. This ensures higher durability and less maintenance of flanges. Our GOST / ГОСТ 12820-80 Flange offers excellent corrosion resistance and higher mechanical strength even in hostile conditions. These flanges have outstanding finish, durability, easy installation, ease of maintenance, longer working life, and sturdy nature.

Kalikund Steel & Engg. Co believes in maintaining a long term relations ship with customers across the globe. We offer excellent quality GOST / ГОСТ 12820-80 Flanges at a very affordable price range. Our professionals hold years of experience in fabricating the flanges as per the international quality standards and set industrial norms. The higher durability, flexibility, and cost-effectiveness of our GOST / ГОСТ 12820-80 Flange make it a perfect choice for different industrial sectors. Our experts guide our workers at every stage of manufacturing to deliver defect-free flanges. We keep on upgrading our fabrication techniques and equipment in order to develop the finest quality flanges. We have a highly advanced manufacturing unit with modern tools to assemble a wide range of flanges.

GOST / ГОСТ 12820-80 Flange

ГОСТ 12820-80 Flanges Stockist, High Pressure GOST / ГОСТ 12820-80 Duplex Steel Flanges, Hastelloy ГОСТ 12820-80 Flanges, Incoloy GOST 12820-80 Flanges Wholesaler, Alloy 20 ГОСТ 12820-80 Flanges, Cupro Nickel GOST 12820-80 Flanges, High Quality GOST / ГОСТ 12820-80 Flanges Dealer, Buy Austenitic Stainless Steel GOST / ГОСТ 12820-80 Flanges, GOST / ГОСТ 12820-80 Flanges Supplier in Mumbai, India.

Kalikund Steel & Engg. Co ensures that each GOST / ГОСТ 12820-80 Flange inspected by our highly experienced quality control team before dispatching it. The flanges are tested at every level of production from the material selection to the final delivery of products. Each flange undergoes various destructive, non-destructive, and third-party testing to verify multiple qualitative parameters. Our company has stored a considerable stock of GOST / ГОСТ 12820-80 Flange to assure the urgent delivery in case of emergency requirements. We keep the finished and semi-finished flanges in our highly facilitated storage and warehouse facility.

Our worldwide esteem client highly appreciates us for offering timely and safe delivery of GOST / ГОСТ 12820-80 Flanges. The tested flanges are packed using standard packaging methods to prevent damage and rust during the delivery. We ensure to offer a quick supply of flanges using secure and fastest shipping options to the required locations of our valuable patrons. We aim to build a transparent relationship with our customers to offer the best services.


Largest Inventory
Customer Support
On Time Deliveries
ISO 9001 : 2015 Certified

GOST / ГОСТ 12820-80 Flange Specification

Specifications GOST / ГОСТ 12820-80 Flanges
GOST / ГОСТ 12820-80 Flange size range 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Main Types Forged / Threaded / Screwed / Plate
Flange supporting material Gasket, Ring Joint, Flange Bolts
Production technique Forged, Heat treated and machined
Special design

As per your drawing

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

JIS 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 / ГОСТ 12820-80 Sorf Flange
GOST / ГОСТ 12820-80 Table Flanges
DIN 2566 pn10
GOST / ГОСТ 12820-80 Large Diameter Flange
GOST / ГОСТ 12820-80 Threaded Flanges
GOST / ГОСТ 12820-80 Blind Flanges
GOST / ГОСТ 12820-80 Plate Flanges
GOST / ГОСТ 12820-80 Weld Neck Flanges
GOST / ГОСТ 12820-80 Loose Flanges
GOST / ГОСТ 12820-80 Orifice Flanges
GOST / ГОСТ 12820-80 Slip-On Flanges
GOST / ГОСТ 12820-80 Lap Joint Flanges
GOST / ГОСТ 12820-80 Socketweld Flanges
GOST / ГОСТ 12820-80 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
Key markets and industries for GOST / ГОСТ 12820-80 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 / ГОСТ 12820-80 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

GOST / ГОСТ 12820-80 Flanges can be supplied in either Pipe or Plate construction and are covered by specification

GOST / ГОСТ 12820-80 Flange Forms & Availability

Forged and Plate Flanges

Products Size
GOST / ГОСТ 12820-80 Slip-On Flanges GOST / ГОСТ 12820-80 Threaded Flanges Sizes 1/8″ – 36″
Raised Face or Flat Face
GOST / ГОСТ 12820-80 Weld Neck Flanges GOST / ГОСТ 12820-80 Socket Weld Flanges
GOST / ГОСТ 12820-80 Blind Flanges GOST / ГОСТ 12820-80 Reducing Flanges
GOST / ГОСТ 12820-80 Lap Joint Flanges GOST / ГОСТ 12820-80 Plate Flanges
GOST / ГОСТ 12820-80 Orifice Flanges GOST / ГОСТ 12820-80 Forged Flanges
GOST / ГОСТ 12820-80 Ring Type Joint Flanges GOST / ГОСТ 12820-80 Square Flanges

GOST / ГОСТ 12820-80 Flange has the following advantages :
  • Raw material cutting: band saw
  • Open / Close Die Forging & Rolling: Hammer / Press / Ring Rolling
  • Machining: CNC lathes/SPM lathes
  • Bolt Hole drilling: High speed CNC Vertical Machining Center
  • Heat treatment: Solution Annealing (batch annealing furnaces)
Some of Our Specialities that make us a profitable Business Partber for our clients are :
  • Customer focused approach
  • Superior quality products
  • Timely deliverices
  • Customize Size & Specification
  • Competitive Pricing
Kalikund Steel
Stock Availability of GOST / ГОСТ 12820-80 Flanges
Preview Products UNS DIN
SS GOST / ГОСТ 12820-80  Flange Stainless Steel GOST / ГОСТ 12820-80 Flanges UNS S30400, S30403, S31600, S31603 GOST / ГОСТ 12820-80 Flange 1.4301, 1.4306, 1.4401, 1.4404 GOST / ГОСТ 12820-80 Flange
Duplex and Super Duplex GOST / ГОСТ 12820-80 Flange Duplex / Super Duplex Steel GOST / ГОСТ 12820-80 Flanges UNS S31803, S32205, SAF-2205, S32750, S32760, SAF-2507 GOST / ГОСТ 12820-80 Flange 1.4462, 1.4410 GOST / ГОСТ 12820-80 Flange
Cu-Ni GOST / ГОСТ 12820-80 Flange Copper Nickel GOST / ГОСТ 12820-80 Flanges UNS C70600, C71500 GOST / ГОСТ 12820-80 Flange 2.0872, 2.0882 GOST / ГОСТ 12820-80 Flange
Alloy Steel GOST / ГОСТ 12820-80 Flange Alloy Steel GOST / ГОСТ 12820-80 Flanges UNS K41545, K90941, K11597, K21590 GOST / ГОСТ 12820-80 Flange 1.7362, 1.7386, 1.7335, 1.7380 GOST / ГОСТ 12820-80 Flange
Kalikund Steel
GOST / ГОСТ 12820-80 Flange Production Range
Stainless Steel GOST / ГОСТ 12820-80 Flange
High Nickel Alloy GOST / ГОСТ 12820-80 Flange
Carbon Steel GOST / ГОСТ 12820-80 Flange
GOST 12820-80 Flange PN0.6MPa DIMENSION
Pressure PN = 0,6 MPa (6 kg / s m ²)
name
D, мм
D1, мм
dв, мм
b, мм
d, мм
отв., шт.
Масса, кг.
GOST 12820-80 flat flange (01) 1-15-6 Article 3 (20)
80
55
19
10
11
4
0,33
GOST 12820-80 flat flange (01) 1-20-6 Article 3 (20)
90
65
26
12
0,53
GOST 12820-80 flat flange (01) 1-25-6 Article 3 (20)
100
75
33
12
0,64
GOST 12820-80 flat flange (01) 1-32-6 Article 3 (20)
120
90
39
13
14
1,01
GOST 12820-80 flat flange (01) 1-40-6 Article 3 (20)
130
100
46
13
1,21
GOST 12820-80 flat flange (01) 1-50-6 Article 3 (20)
140
110
59
13
1,33
GOST 12820-80 flat flange (01) 1-65-6 Article 3 (20)
160
130
78
13
1,63
GOST 12820-80 flat flange (01) 1-80-6 Article 3 (20)
185
150
91
15
18
2,44
GOST 12820-80 flat flange (01) 1-100-6 Article 3 (20)
205
170
110
15
2,85
GOST 12820-80 flat flange (01) 1-125-6 Article 3 (20)
235
200
135
17
8
3,88
GOST 12820-80 flat flange (01) 1-150-6 Article 3 (20)
260
225
161
17
4,39
GOST 12820-80 flat flange (01) 1-200-6 Article 3 (20)
315
280
222
19
5,89
GOST 12820-80 flat flange (01) 1-250-6 Article 3 (20)
370
335
273
20
12
7,67
GOST 12820-80 flat flange (01) 1-300-6 Article 3 (20)
435
395
325
20
22
10,28
GOST 12820-80 flat flange (01) 1-350-6 Article 3 (20)
485
445
377
22
12,58
GOST 12820-80 flat flange (01) 1-400-6 Article 3 (20)
535
495
426
24
16
15,2
GOST 12820-80 flat flange (01) 1-500-6 Article 3 (20)
640
600
530
25
19,72
GOST 12820-80 flat flange (01) 1-600-6 Article 3 (20)
755
705
630
25
26
20
26,24
GOST 12820-80 flat flange (01) 1-800-6 Article 3 (20)
975
920
820
27
30
24
46,14
GOST 12820-80 flat flange (01) 1-1000-6 Article 3 (20)
1 175
1 120
1 020
31
28
64,36
GOST 12820-80 flat flange (01) 1-1200-6 Article 3 (20)
1 400
1 340
1 220
34
33
32
99,03
Conditional pass Dy Py 0,6 MPa (6 kgf/cm2)
dн dв b Weight, kg
a coupling protrusion a protrusion Recessed
10 14 15 10 0,31 0,31 0,30
15 18 19 0,33 0,33 0,32
20 25 26 12 0,53 0,53 0,51
25 32 33 0,64 0,64 0,62
32 38 39 13 1,01 1,02 0,98
40 45 46 1,21 1,19 1,16
50 57 59 1,33 1,30 1,27
65 76 78 1,63 1,60 1,55
80 89 91 15 2,44 2,40 2,35
100 108 (А) 110 2,85 2,81 2,72
114 (b) 116 2,73 2,66 2,60
125 133 (А) 135 17 3,88 3,84 3,70
140 (b) 142 3,68 3,59 3,50
150 152 (А) 154 4,63 4,65 4,43
159 (b) 161 4,39 4,36 4,19
168 (В) 170 4,09 3,98 3,89
(175) 194 196 19 5,36 5,33 5,14
200 219 222 5,89 5,86 5,65
(225) 245 245 6,60 6,60 6,29
250 273 273 20 7,67 7,64 7,34
300 325 325 10,28 10,18 9,74
350 377 377 22 12,58 12,45 12,00
400 426 426 24 15,20 15,07 14,53
(450) 480 480 17,25 17,04 16,52
500 530 530 25 19,72 19,57 18,86
600 630 630 26,24 25,91 24,96
(700) 720 720 27 36,68 36,27 35,28
800 820 820 46,14 45,66 43,65
(900) 920 920 29 55,10 - -
1000 1020 1020 31 64,36
1200 1220 1220 34 99,03
1400 1420 1420 43 161,45
1600 1620 1620 48 203,05
Kalikund Steel
Price List of GOST / ГОСТ 12820-80 Flanges

Prices for GOST / ГОСТ 12820-80 Flange Products are very affordable.
Please click on the request a quote button or click here to request the updated price list and ready stock information along with your requirement. KALIKUND STEEL & ENGG. CO. maintains a stock of all standard items and can export them at the best price GOST / ГОСТ 12820-80 Flange etc.


GOST / ГОСТ 12820-80 Flanges Ready Stock in India
Stainless Steel GOST / ГОСТ 12820-80 Forged Flanges 200 Nickel Alloy GOST / ГОСТ 12820-80 Blind Flanges
High Nickel Alloy ГОСТ 12820-80 Reducing Flanges UNS S30400 GOST 12820-80 Orifice Flanges
Alloy Steel GOST / ГОСТ 12820-80 Socket Weld Flanges 316L Stainless Steel ГОСТ 12820-80 Slip On Flanges
ASTM A182 F304L GOST 12820-80 Flat Flanges ASTM A350 LF2 GOST / ГОСТ 12820-80 Lapped Joint Flanges
ASTM A105 CS GOST / ГОСТ 12820-80 SWRF Flanges Supplier Alloy Steel F5 ГОСТ 12820-80 Square Flanges
Stainless Steel GOST / ГОСТ 12820-80 Threaded Flanges GOST / ГОСТ 12820-80 Flanges Supplier
GOST / ГОСТ 12820-80 SOFF Flanges Stainless Steel S31603 ГОСТ 12820-80 Flanges Dealer
Stainless Steel 317 GOST / ГОСТ 12820-80 BLFF Flange Industrial GOST 12820-80 Flanges Manufacturer
Monel 400 GOST / ГОСТ 12820-80 Flanges UNS K41545 ГОСТ 12820-80 Weld Neck Flanges Series A or B
Chrome Moly F11 GOST / ГОСТ 12820-80 WNRF Flanges Inconel 600 ГОСТ 12820-80 Expander Flanges Stockists
SS GOST / ГОСТ 12820-80 High Hub Blinds Flanges 1.4307 SS GOST / ГОСТ 12820-80 Flanges Exporter
Incoloy 800H GOST / ГОСТ 12820-80 Spectacle Blinds Flanges ASTM A350 CS LF2 GOST / ГОСТ 12820-80 Loose Flanges
Titanium Grade 2 ГОСТ 12820-80 RTJ Flanges Ti 3.7035 GOST 12820-80 Screwed Flanges
904L Stainless Steel GOST 12820-80 Weld Neck Flanges Cupro Nickel 90-10 ГОСТ 12820-80 Flanges Facing Type & Finish
UNS C70600 GOST / ГОСТ 12820-80 SORF Flanges SS GOST / ГОСТ 12820-80 Groove & Tongue Flanges
Incoloy® alloy 20 GOST / ГОСТ 12820-80 Long Neck Weld Flanges SS SMO 254 GOST 12820-80 Spades Ring Spacers Flanges
Wrought Austenitic Stainless Steel GOST 12820-80 Flanges Duplex steel 2205 ГОСТ 12820-80 Ring Type Joint Flanges
GOST / ГОСТ 12820-80 Flange Supplier in Mumbai GOST / ГОСТ 12820-80 Flanges Manufacturer in India
Super Duplex GOST / ГОСТ 12820-80 Flange Dimensions Duplex Steel GOST / ГОСТ 12820-80 Weldo / Nipo Flanges
GOST / ГОСТ 12820-80 Flanges Stockist GOST / ГОСТ 12820-80 Flanges at Best Price
Kalikund Steel
GOST / ГОСТ 12820-80 Flanges Applications and Uses


Exporter of GOST / ГОСТ 12820-80 Flanges in the following cities
Manufacturers, Suppliers of GOST / ГОСТ 12820-80 Flanges :
Bengaluru Mumbai Chennai Hyderabad Kolkata Pune
New Delhi Ahmedabad Jaipur Surat Salem Gandhinagar
Bhiwandi Tiruppur Sivakasi Jamnagar Thiruvananthapuram Rajahmundry
Bhubaneswar Vijaywada Firozabad Bokaro Steel City Rajkot Bharuch
Panna Raipur Cochin Ludhiana Panipat Durgapur
Peenya Pimpri-Chinchwad Channapatna Kharagpur Nashik Bareilly
Varanasi Haldia Rourkela Bangalore Moradabad Indore
Visakhapatnam Trivandrum Pithampur Dibrugarh Angul Gwalior
Coimbatore Kannur Nagpur Vadodara Rudrapur Noida
Agra Bhagalpur Jamshedpur Bhilai Lucknow kanpur
Thane Bhopal Navi Mumbai Vasai Bikaner Maharashtra
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