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GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck

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China Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd. certification
China Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd. certification
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GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck
GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck

Large Image :  GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck

Product Details:
Place of Origin: CN
Brand Name: XF
Certification: EN10204 3.1 PED ISO 9001
Model Number: GOST 33259
Payment & Shipping Terms:
Minimum Order Quantity: 1PC
Price: 1.00USD
Packaging Details: seaworthy plywood case or pallet
Delivery Time: 4 weeks
Payment Terms: LC;DA;DP;TT;
Supply Ability: 1000 tons per month
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GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck

Description
Product: Hot Forging Steel Flange Standard: GST 33259/GOST 12820-80/GOST 12821-80
Flange Type: Welding Neck; Plate; Blind; Loose; Ring; Size Range: DN10-DN2000
Material: Carbon Steel CT.20; CT.3 Flange Type And Joint Face Type: Plate; Wedling Neck; Blind; Ring; Loose
High Light:

GOST 33259 Forged Steel Flange CT20

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GOST 12820-80 GOST 12821-80 Flange

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CT20 Plate Weld Neck Flange

Forged Steel Flange GOST 33259 - 2015  GOST 12820-80 GOST 12821-80 GOST 12815-80 CT.20 

This standand applies to connection flagnes of pipe fittings, connecting parts and piplines, as well as to connecting flanges of machines, equipments, instruments, pipes, apparatus and tanks for nominal pressure up to PN250 and establishes he design nd dimensions of steel and cast inron flanges, determines the types of flanges, the types of formes of sealing surfaces, sets the technical requirements for the manufacture, markings, testing and flange joints as well as on the choice of a sealing surface depending on the hazard and the rarameters of the working mediums.

 

 

Standard: GOST 33259 / GOST 12820-80 / GOST 12821-80/gost 12836-67

Size range: DN10-2000

Pressure; PN6; PN10; PN25; PN40; PN63;PN100; PN160; PN200

Material: Carbon steel CT. 20; stainless steel 12X18H10T; S10X17H13M2T; Alloy steel 09T2C; 15X5M

Flange type and joint face type: Plate; wedling neck; blind; ring; loose 

 

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 0

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 1

 

 

 

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 2

GOST 33259 01A  12820-80 Steel plane weled flanges

 

Nomencatlure Dimensions, mm Weight, Kg
D D1 D2 d1 b h n, Number of holes d
Pnom = 0,6 MPa (6 kgf/cm2)
1-10-6 75 50 35 15 10 2 4 11 0.31
1-15-6 80 55 40 19 10 2 4 11 0.33
1-20-6 90 65 50 26 12 2 4 11 0.53
1-25-6 100 75 60 33 12 2 4 11 0.64
1-32-6 120 90 70 39 13 2 4 14 1.01
1-40-6 130 100 80 46 13 3 4 14 1.21
1-50-6 140 110 90 59 13 3 4 14 1.33
1-65-6 160 130 110 78 13 3 4 14 1.63
1-80-6 185 150 128 91 15 3 4 18 2.44
1-100-6 205 170 148 110 15 3 4 18 2.85
1-125-6 235 200 178 135 17 3 8 18 3.88
1-150-6 260 225 202 161 17 3 8 18 4.39
1-175-6 290 255 232 196 19 3 8 18 5.36
1-200-6 315 280 258 222 19 3 8 18 5.89
1-225-6 340 305 282 245 19 3 8 18 6.6
1-250-6 370 335 312 273 20 3 12 18 7.67
1-300-6 435 395 365 325 20 4 12 22 10.28
1-350-6 485 445 415 377 22 4 12 22 12.58
1-400-6 535 495 465 426 24 4 16 22 15.2
1-450-6 590 550 520 480 24 4 16 22 17.25
1-500-6 640 600 570 530 25 4 16 22 19.72
1-600-6 755 705 670 630 25 5 20 26 26.24
1-700-6 860 810 775 720 27 5 24 26 36.68
1-800-6 975 920 880 820 27 5 24 30 46.14
1-900-6 1075 1020 980 920 29 5 24 30 55.1
1-1000-6 1175 1120 1080 1020 31 5 28 30 64.36
1-1200-6 1400 1340 1295 1220 34 5 32 33 99.03
Nomencatlure Dimensions, mm Weight, Kg
D D1 D2 d1 b h n, Number of holes d
Pnom = 1,0 MPa (10 kgf/cm2)
1-10-10 90 60 42 15 10 2 4 14 0.46
1-15-10 95 65 47 19 10 2 4 14 0.51
1-20-10 105 75 58 26 12 2 4 14 0.74
1-25-10 115 85 68 33 12 2 4 14 0.89
1-32-10 135 100 78 39 14 2 4 18 1.4
1-40-10 145 110 88 46 15 3 4 18 1.71
1-50-10 160 125 102 59 15 3 4 18 2.06
1-65-10 180 145 122 78 17 3 4 18 2.8
1-80-10 195 160 133 91 17 3 4 18 3.19
1-100-10 215 180 158 110 19 3 8 18 3.96
1-125-10 245 210 184 135 21 3 8 18 5.4
1-150-10 280 240 212 161 21 3 8 22 6.62
1-175-10 310 270 242 196 21 3 8 22 7.32
1-200-10 335 295 268 222 21 3 8 22 8.05
1-225-10 365 325 295 245 21 3 8 22 9.3
1-250-10 390 350 320 273 23 3 12 22 10.65
1-300-10 440 400 370 325 24 4 12 22 12.9
1-350-10 500 460 430 377 24 4 16 22 15.85
1-400-10 565 515 482 426 26 4 16 26 21.56
1-450-10 615 565 532 480 26 4 20 26 22.76
1-500-10 670 620 585 530 28 4 20 26 27.7
1-600-10 780 725 685 630 31 5 20 30 39.4
1-700-10 895 840 800 720 34 5 24 30 59.46
1-800-10 1010 950 905 820 37 5 24 33 79.16
1-900-10 1110 1050 1005 920 40 5 28 33 94.13
1-1000-10 1220 1160 1110 1020 43 5 28 33 118.43
1-1200-10 1455 1380 1330 1222 51 5 32 39 197.44
Nomencatlure Dimensions, mm Weight, Kg
D D1 D2 d1 b h n, Number of holes d
Pnom = 1,6 MPa (16 kgf/cm2)
1-10-16 90 60 42 15 12 2 4 14 0.54
1-15-16 95 65 47 19 12 2 4 14 0.61
1-20-16 105 75 58 26 14 2 4 14 0.86
1-25-16 115 85 68 33 16 2 4 14 1.17
1-32-16 135 100 78 39 16 2 4 18 1.58
1-40-16 145 110 88 46 17 3 4 18 1.96
1-50-16 160 125 102 59 19 3 4 18 2.58
1-65-16 180 145 122 78 21 3 4 18 3.42
1-80-16 195 160 133 91 21 3 4 18 3.71
1-100-16 215 180 158 110 23 3 8 18 4.73
1-125-16 245 210 184 135 25 3 8 18 6.38
1-150-16 280 240 212 161 25 3 8 22 7.81
1-175-16 310 270 242 196 25 3 8 22 8.64
1-200-16 335 395 268 222 27 3 12 22 10.1
1-225-16 365 325 295 245 27 3 12 22 11.7
1-250-16 405 355 320 273 28 3 12 26 14.49
1-300-16 460 410 370 325 28 4 12 26 17.78
1-350-16 520 470 430 377 30 4 16 26 22.88
1-400-16 580 525 482 426 34 4 16 30 31
1-450-16 640 585 532 480 38 4 20 30 39.64
1-500-16 710 650 585 530 44 4 20 33 57.01
1-600-16 840 770 685 630 45 5 20 39 80.03
1-700-16 910 840 800 720 47 5 24 39 84.21
1-800-16 1020 950 905 820 49 5 24 39 104.41
1-900-16 1120 1050 1005 920 54 5 28 39 128.6
1-1000-16 1255 1170 1110 1020 58 5 28 45 179.37
1-1200-16 1485 1390 1330 1220 71 5 32 52 297.78
Nomencatlure Dimensions, mm Weight, Kg
D D1 D2 d1 b h n, Number of holes d
Pnom = 2,5 MPa (25 kgf/cm2)
1-10-25 90 60 42 15 14 2 4 14 0.63
1-15-25 105 65 47 19 14 2 4 14 0.7
1-20-25 105 75 58 26 16 2 4 14 0.98
1-25-25 115 85 68 33 16 2 4 14 1.17
1-32-25 135 100 78 39 18 2 4 18 1.77
1-40-25 115 110 88 46 19 3 4 18 2.18
1-50-25 160 125 102 59 21 3 4 18 2.71
1-65-25 180 145 122 78 21 3 8 18 3.22
1-80-25 195 160 133 91 23 3 8 18 4.06
1-100-25 230 190 158 110 25 3 8 22 5.92
1-125-25 270 220 184 135 27 3 8 26 8.26
1-150-25 300 250 212 161 27 3 8 26 10.12
1-175-25 330 280 242 196 29 3 12 26 11.49
1-200-25 360 310 278 222 29 3 12 26 13.34
1-225-25 395 340 305 245 31 3 12 30 16.93
1-250-25 425 370 335 273 31 3 12 30 18.9
1-300-25 485 430 390 325 32 4 16 30 23.95
1-350-25 550 490 450 377 38 4 16 33 34.35
1-400-25 610 550 505 426 40 4 16 33 44.62
1-450-25 660 600 555 480 44 4 20 33 51.8
1-500-25 730 660 615 530 48 4 20 39 67.3
1-600-25 840 770 720 630 49 5 20 39 90.87
1-700-25 960 875 820 720 55 5 24 45 126.82
1-800-25 1075 990 930 820 63 5 24 45 181.43

 

 

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 3

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 4

GOST 33259 Forged Steel Flange CT20 GOST 12820-80 GOST 12821-80 Plate Weld Neck 5

Contact: Ms. Mandy Liu
Tel: +86 317 6019055 Fax: +86 317 6019855
Mp: +86 18903173335
Skype: mandy.liu1112
QQ:1075208323
Wechat:mamdy757474

Tag:

CT20 PN25 rtj weld neck flange,

GOST 33259 rtj face flange,

WN GOST 12821-80 RTJ BLIND Flange

Contact Details
Hebei Xinfeng High-pressure Flange and Pipe Fitting Co., Ltd.

Contact Person: Miss. Mandy Liu

Tel: 0086 18903173335

Fax: 86-0317-6853077-6723871

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FLANGE ANSI B16.5 ASME B16.47

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