Check Valve Series

Product drawing»

Structural drawing»

You are here:Home > Products >Wafer Disc and Swing Check Valve

Wafer Disc and Swing Check Valve

manufacturer: Shanghai Fengqi Industry Development Co., Ltd.
Eml: sales@fengqi.sh.cn

Tel: 86 (21) 3652 8716
Mob: (86) 138 1635 6498

product drawing

Wafer disc and swing check valves
Wafer disc and swing check valves

Structural features

Wafer disc and swing check valve is single disc swing wafer connecting check valve, works as device of preventing medium reflux in the pipes. The valves are ultra-thin check valves that manufactured and designed by Shanghai Remy Valve Manufacturing Co., Ltd. H74X, H74H-type wafer disc and swing check valve has simple structure, beautiful appearance, light weight, easy to install and other excellent features. The valve is mainly applicable to water supply systems, petroleum, chemical, metallurgical and other industrial sectors, and is most suitable for the places that have limited installation space. The design of H74 series of wafer disc and swing check valve uses wafer connection, straight-through single disc swing automatic parts, body and disc sealing surface can be bead welded by stainless steel or stellite.

Dimensions & constructral diagram

Wafer disc and swing check valve constructral diagram(pic1)
Wafer disc and swing check valve constructral diagram(pic1)
Wafer disc and swing check valve constructral diagram(pic2)
Wafer disc and swing check valve constructral diagram(pic2)

The materials of main parts

part name body, disc sealing ring
material carbon steel, stainless steel,copper NBR, EPDM, PTFE

Main technical parameter

type nominal pressure (MPa) test pressure(MPa) suitable temperature(℃) applicable medium
shell sealing hard seal soft seal
H74X/H-10 1.0 1.5 1.1 ≤400 ≤120 max≤250 water,oil, acid-base and oher liquids
H74X/H-16 1.6 2.4 1.76
H74X/H-25 2.5 3.75 2.75
H74X/H-40 4.0 6.0 4.4

External dimensions

nominal diameter DN(mm) d L D
L type PN1.0 PN1.6 PN2.5 PN4.0
50 25 15 109 109 109 109
65 38 15 129 129 129 129
80 46 15 144 144 144 144
100 72 15 164 164 170 170
125 95 16 194 194 186 186
150 114 19 221 221 226 226
200 140 29 275 275 286 293
250 188 29 330 331 343 355
300 216 38 380 386 403 420
350 263 41 440 446 460 477
400 305 51 491 498 517 549
450 356 51 541 558 567 574
500 406 65 596 620 627 631
600 482 70 698 737 734 750
Note: the matched flange is according to JB/T78-94 standard.
Shanghai Remy Valve Manufacturing Co., Ltd.
Remy check valve Contact Remy
Shanghai Enine Pump & Valve Co., Ltd.
Enine check valve Contact Enine
Shanghai Saitai Pump & Valve CO., Lid.
Saitai Check Valve Contact Saitai