GOST / FLAT 12820-80 Flanges

GOST 12820-80 Weld Neck Flanges, FLAT 12820-80 Plate Flanges, GOST / FLAT 12820-80 Threaded Flanges Manufacturer & Supplier in india.

SPECIFICATION

GOST 12820-80, 12820-80 FLAT FLANGES
TYPE
PN0.6Mpa
PN1.0Mpa
PN1.6Mpa
PN2.5Mpa
PN4.0Mpa
PN6.3Mpa
PN10.0Mpa
Blind
DN15- DN2000
DN15- DN2000
DN15- DN2000
DN15- DN2000
DN15- DN2000
DN15- DN1800
DN15- DN1800
Plate/Flat
DN15- DN2000
DN15- DN2000
DN15- DN2000
DN15- DN2000
DN15- DN1800
DN15- DN1500
DN15- DN1500

gost flange dimesion


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

Flat steel flanges welded to the connecting protrusion according to GOST 12820-80

Marking & Packing
Our products like flanges are packaged to make sure that there’s no damage throughout transit. Just in case of exports, customary export packaging is completed in wooden boxes or cases. All flanges are marked with Trademark (Company’s LOGO), Grade, Size and Lot No. On requests we can do custom marking on our products.

Test Certificates
Manufacturer Test Certificate as per EN 10204-3.1, EN 10204-3.2, Raw Materials Certificate, NABL approved Lab Test Report, 100% Radiography Test Report, Third Party Inspection Report etc.


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