PN10 Flanges GOST 12820-80

Flanges play a crucial role in the functioning and reliability of industrial piping systems. They are designed to connect pipes, 

valves, pumps, and other equipment, ensuring a secure and leak-proof connection. When it comes to choosing the right 

flanges for your piping system, PN10 flanges come highly recommended. Specifically, the GOST 12820-80 standard is widely 

recognized and preferred in various industries.


PN10 flanges, in accordance with the GOST 12820-80 standard, are engineered to withstand pressure ratings of up to 10 bar. 

This makes them suitable for a range of applications, including water supply networks, gas pipelines, chemical plants, and 

industrial infrastructure projects. These flanges provide a strong and durable connection, even under high-pressure 

conditions, ensuring the safety and efficiency of the piping system.


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Product Details

The GOST 12820-80 standard is a set of technical requirements and specifications established by the Russian standardization authority. This standard ensures the 

compatibility of flanges produced by different manufacturers, allowing for interchangeability and easy installation. GOST 12820-80 flanges are manufactured with 

precise dimensions and tolerances, ensuring a perfect fit and eliminating the risk of leaks or failures.

One of the key advantages of PN10 flanges, in accordance with the GOST 12820-80 standard, is their versatility. These flanges are available in a wide range of 

materials, including carbon steel, stainless steel, and alloy steel. This allows you to choose the most suitable material based on your specific application requirements

such as compatibility with the transported fluid, temperature, and corrosion resistance.

PN10 Flanges GOST 12820-80

DN

dB

D

D1

D2

h

b

d

Number of holes

a

Weight kg

15

19

95

65

47

2

10

14

4

2

0.51

20

26

105

75

58

2

12

14

4

2

0.74

25

33

115

85

68

2

12

14

4

2

0.89

32

39

135

100

78

2

14

18

4

2

1.4

40

46

145

110

88

3

15

18

4

3

1.71

50

59

160

125

102

3

15

18

4

3

2.06

65

78

180

145

122

3

17

18

4

3

2.8

80

91

195

160

133

3

17

18

4

3

3.19

100

110

215

180

158

3

19

18

8

3

3.96

125

135

245

210

184

3

21

18

8

3

5.4

150

161

280

240

212

3

21

22

8

3

6.62

200

222

335

295

268

3

21

22

8

3

8.05

250

273

390

350

320

3

23

22

12

3

10.65

300

325

440

400

370

4

24

22

12

4

12.9

350

377

500

460

430

4

24

22

16

4

15.85

400

426

565

515

482

4

26

26

16

4

21.56

500

530

670

620

585

4

28

26

20

4

27.7

600

630

780

725

685

5

31

30

24

5

39.4

700

720

895

840

800

5

34

30

24

5

59.46

800

820

1010

950

905

5

37

33

24

5

79.16

900

920

1110

1050

1005

5

40

33

28

5

94.13

1000

1020

1220

1160

1110

5

43

33

28

5

118.43

1200

1222

1455

1380

1330

5

51

39

32

5

197.44

1400

1420

1675

1590

1530

5

60

45

36

5

278.92

1600

1620

1915

1820

1750

5

70

52

40

5

422.65


Our Company

Jin Runyuan flange of Shandong Machinery CO., LTD is located in the famous "township of the blacksmith"-Shandong Jinan chapter grave area set street agency headquarters, where convenient transportation beautiful environment. Company was founded in 2001, covers an area of 20000 square meters, is a professional manufacturer of forging flange company, main products: Japanese standard, American standard, German standard, the standard also can according to customers drawings or samples processing. Existing fixed assets of 40 million,the annual output 40 million tons.Products are exported to Japan, the United States, Germany, South Korea, Russia, Brazil, South Africa, more than 20 countries and regions, such as product quality deeply the general customers the high praise and trust.

Company strong technical force, professional experience, equiptment, professional production and technical personnel 10 people, the production of 120 front-line workers, management personnel E people, packing, inspection personnel more than 20 people. High quality international most advanced forging machinery processing, assembly, inspection, packaging production lines, product quality meet the national and international standards, and has obtained ISSO9001-2000 quality management system certification, the French classification society certification, China special equipment manufacturing license, pressure vessel manufacturing license.

Our Factory

Raw Material Blanking

PN10 Flanges GOST 12820-80

Laboratory Examination

PN10 Flanges GOST 12820-80

Forging&Forging and Pressing

PN10 Flanges GOST 12820-80

Machine Processing

PN10 Flanges GOST 12820-80

PN10 Flanges GOST 12820-80

Enterprise Oualification Honor

PN10 Flanges GOST 12820-80

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