管道伸縮器、止回閥類
HD75X超薄型蝶形止回閥

LY CHECK VALVE

 

HD75X系列超薄型蝶形止回閥是我公司在引進、消化日本新技術的基礎上研制而成的高性能單向閥,廣泛適用于建材、冶金、礦山、石化、電力、給排水等行業,是旋啟式止回閥的換代產品。

The valve is the high performance single-direction valve designed on the base of introducing and absorbing theJapannew technology. it is widely used in building material, metallurgy, mining, oil chemical, electric power and feed water and drainage industries etc. it the new product of rotary-open type check valve

 

結構特點:

Structure characteristic:

HD75X系列產品結構新穎,體積小、重量輕、強度高,流阻系數小、水頭損失低、靈敏度高、密封性能強。密封面無磨損,使用壽命長,安全可靠。

The valve has the features of novel structure, small volume, great strength, little lost of flow resistance, little lost of water end, grate delicacy, good sealing performance, no abrasion on sealing surface, long life and safety.

 

性能參數:

Performance parameter:

公稱壓力

Nominal pressure

1.0MPa

1.6MPa

2.5MPa

強度試驗壓力

Intensity test pressure

1.5MPa

2.1MPa

3.5MPa

密封試驗壓力

Seal test pressure

1.2MPa

1.76MPa

2.75MPa

適用溫度

Suitable temperature

-35120

適用介質

Suitable medium

水、海水、凈化污水、蒸汽、油品等各種液體及氣體介質

Water, sea water, purified   sewage, steam, oil and all kinds of liquid and gas medium

HD75X系列 外形連接尺寸:

Appearance joint dimensions:

DN

50

65

80

100

150

200

250

300

350

400

450

500

600

700

800

1.0

MPa

D

102

122

133

158

212

268

320

370

430

482

532

585

685

800

905

H

125

142

150

176

240

295

352

400

460

515

570

620

725

830

935

1.6

MPa

D

102

122

133

158

212

268

320

370

430

482

532

585

685

800

905

H

125

142

150

176

240

295

352

400

460

515

570

620

725

830

935

2.5

MPa

D

102

122

133

158

212

278

335

390

450

505

555

615

720

820

930

H

125

142

155

178

245

315

367

425

480

540

595

650

765

850

950

B

15

15

15

15

25

25

25

30

30

40

40

50

50

60

60


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