Find Manual Butterfly Valve, Electric Butterfly Valve, Steel Butterfly Valve on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.

Inquiry Basket (0)
Home > Products > Butterfly valve > steel Butterfly valve > gost standard 12820-80 flange stainless steel fitting china supplier

gost standard 12820-80 flange stainless steel fitting china supplier

Basic Info

Model No.: PN0.6--PN40

Product Description

         1.Standard: ANSI, JIS, DIN, BS4504, SABS1123, EN1092-1, UNI, AS2129   2.Material: Carbon steel: SS400, SF440, Q235, A105, Rst37.2 C22.8 Stainless steel: F304, F304L, F316, F316L, 316Ti   3.Size: 1/2''~78"(DN15-DN2000)   4.Type: PL, SO, WN, Threaded, Socket Weld, BL   5.Surface Treatment: Anti-rust Oil; Transparent/Yellow/Black Anti-rust Paint; Zinc Galvanized   6.Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case   7.Delivery Time: 30days for 2000 tons              
OUR REQUIRED DIMENSIONS(ACCORDING GOST)
PN DN Mounting dimension OD(outside diameter of the pipe),mm(dH) Diameter of the raised face,D2 Bolts Thickness GOST Weight kg/pc
Ouioide diameter,mm,D Bolts holes axis diameter(centers of the opposite holes),mm D1 Inside diameter,mm(d) Number of bolts'holes,n Diameter of bolts'holes,mm(d) flange ridge's height,rnm(h) Total thickness(toghether with ridge's height)mm(h+b) Thickness(without ridge's heighe),mm(b)
2.5 20 90 65 26 25 50 4 11 2 14 12 0.58
25 100 75 33 32 60 4 11 2 14 12 0.64
32 120 90 39 38 70 4 14 2 15 13 1.01
40 130 100 46 45 80 4 14 3 16 13 1.21
50 140 110 59 57 90 4 14 3 16 13 1.33
65 160 130 78 76 100 4 14 3 18 15 1.63
80 185 150 91 89 128 4 18 3 18 15 2.44
100 205 170 110 108 148 4 18 3 18 15 2.85
125 235 200 135 133 178 8 18 3 20 17 3.88
150 260 225 161 159 202 8 18 3 20 17 4.39
200 315 280 222 219 258 8 18 3 22 19 5.89
250 370 335 273 273 312 12 18 3 23 20 7.67
300 435 395 325 325 365 12 22 4 24 20 10.28
350 485 445 377 377 415 12 22 4 26 22 12.58
400 535 495 426 426 465 16 22 4 28 24 15.2
500 640 600 530 530 270 16 22 4 29 25 19.72
600 735 705 630 630 670 20 26 5 30 25 26.24
800 975 920 820 820 880 24 30 5 32 27 46.14
casting      painting    End product            packing          Advantage: 1.We can promise the quality; 2.If you want, you can have your own logo on the product; 3.We offer the non-standard Valve,according to customer requirments; 4. The parts material,flange and butt welding dimension may selected according to current operating condition or users' requirement to meeting the requirements of various engineering. 5.Export to maninly market: Russia/Ukraine/Belarus/Uzbekistan/Tajikistan/St.Peterburg /The European market and other countries.   Choose us,Don't hesitate:   1.design team: we have the professional design people,as you choose,customers samples is always welcome;
2.Professional factory:We are manufacter,specializing in Gost gate valve for long time;competitive price with good quality,the deadline usually in 20-30 days;
3.stock:We have stock for customer good delivery.
Welcome to contact with us if you have any problems,we are looking forward to corperation with you!

Contact us if you need more details on Stainless Steel Fitting. We are ready to answer your questions on packaging, logistics, certification or any other aspects about 12820-80 Flange、12821-80 Flange. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Butterfly valve > steel Butterfly valve