Products

Double flange dual plate check valve

Model:
H77X
Size:
DN200-DN1200
Pressure:
PN10,PN16, JIS10K, 150LB
Body Materials:
Cast iron, ductile iron, WCB, SS304, SS316, bronze
Applicable Medium:
water etc.
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Product Introduction

Double flange dual plate check valve is used to pipeline of industry, environmental protection, water treatment, draining of high-rise building. It can prevent reverse flow of medium. It adopts wafer type connection way, with two semi-circular disc, and reset by spring force, the sealing surface can be rubber or wear-resistant materials, widely used and reliable sealing.

Double flange dual plate check valve
Double flange dual plate check valve

Product Features

1.The Valve is an energy-saving product, is manufactured based on the foreign advanced technology and in accordance with relative international standards.
2.This product is featured by excellent retaining performance , high safety and reliability and low resistance.
3.It is suitable for systems in the industries of petroleum, chemical, food processing, medicine, textile, paper-making, water supply and drainage, metallurgy, energy and light industry etc.

Technical Parameters

Double flange dual plate check valve

Pressure Size Dimensions (mm)
(mm) L D D1 D2 D3 D4 n d1 N
PN10 200 127 340 295 266 203 210 8 23 3
250 146 395 350 319 254 266 12 23 3
300 181 445 400 370 305 310 12 23 4
350 184 505 460 429 350 355 16 23 4
400 191 565 515 480 400 405 16 25 4
450 203 615 565 530 450 455 20 25 4
500 219 670 620 582 500 505 20 25 4
600 222 780 725 682 600 605 20 30 5
700 305 895 840 794 695 700 24 30 5
800 305 1015 950 901 796 800 24 34 5
900 368 1115 1050 1001 898 903 28 34 5
1000 432 1230 1160 1112 976 985 28 34 5
1200 524 1455 1380 1328 1200 1205 32 41 5

Technical Standard

Valve Design: API 609
Pressure Test: API 598
Flange end: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16

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