Tel: 15351513002
Phone: 15351513006
Phone: 0515-89118577
0515-89118677
0515-89118277
Fax: 0515-8911 8000
E-mail：jtongcn 126.com
Website: www.jtongcn.cn
Address: Oubei Pump and Valve Industrial Park, Binhai Economic Development Zone, Jiangsu Province
H74H and H74X wafer type check valves are ultra-thin check valves that have the advantages of simple structure, beautiful appearance, light weight, and easy installation. It is mainly suitable for industrial sectors such as water supply systems, petroleum, chemical, and metallurgical industries where installation space is limited.
Main technical parameters
model | Nominal Diameter | test pressure | Temperature | Applicable Medium | ||
housing | seal | hard seal | soft seal | |||
H74H（X）-10 | 1.0 | 1.5 | 1.1 | ≤400℃ | ≤120℃tall ≤250℃ | Liquids such as oil, water, iodine acid, etc |
H74H（X）-16 | 1.6 | 2.4 | 1.76 | |||
H74H（X）-25 | 2.5 | 3.75 | 2.75 | |||
H74H（X）-40 | 4.0 | 6.0 | 4.4 | |||
Material for main parts
Part name | Valve body and disc | sealing ring |
material | Carbon steel, stainless steel, copper | Nitrile rubber, ternary propylene rubber, polytetrafluoroethylene, stainless steel |
Main overall dimensions
Nominal Diameter | D | L | D | ||||
type i | type ii | PN1.0 | PN1.6 | PN2.5 | PN4.0 | ||
50 | 25 | 15 | 22 | 109 | 109 | 109 | 109 |
65 | 38 | 15 | 22 | 129 | 129 | 129 | 129 |
80 | 46 | 15 | 22 | 144 | 144 | 144 | 144 |
100 | 72 | 15 | 24 | 164 | 164 | 170 | 170 |
125 | 95 | 16 | 26 | 194 | 194 | 186 | 186 |
150 | 114 | 19 | 29 | 221 | 221 | 226 | 226 |
200 | 140 | 29 | 43 | 275 | 275 | 283 | 293 |
250 | 188 | 29 | 43 | 330 | 331 | 343 | 355 |
300 | 216 | 38 | 50 | 380 | 386 | 403 | 420 |
350 | 263 | 41 | 52 | 440 | 446 | 460 | 477 |
400 | 305 | 51 | 62 | 491 | 498 | 517 | 549 |
450 | 356 | 51 | 62 | 541 | 558 | 567 | 574 |
500 | 406 | 65 | 80 | 596 | 620 | 627 | 613 |
600 | 482 | 70 | 90 | 698 | 737 | 734 | 750 |
Note: (1) Flange connection size: According to GB/T9113.1-2000 standard.
(2) Type I is used for stable flow conditions; Type II adds a spring device on top of Type I
Tel: 15351513006
Landline: 0515-89118577
Fax: 0515-8911 8000
Email: jtongcn 126.com
Address: Oubei Pump and Valve Industrial Park, Binhai Economic Development Zone, Jiangsu Province
15351513006
