Products > Metallurgical valve > Manual screw gate

Manual screw gate

Model: LMD
Nominal diameter: 150 * 150 (mm)
Nominal pressure: 0.1MPa
Operating temperature: -10 ~ + 200 ℃
Body material: WCB, Q235A, 304, 316,304L, 316L
Design Standards: API 600, API6D, ASME B16.34, GB / T 12234
Construction Length: ASME B16.10, API6D, GB / T 12221
Connection Standards: ASME B16.5, ASME B16.47, GB / T 9113, JB / T 79, HG / T 20592
Pressure test: API 598, GB / T 13927, JB / T 9092
Pressure - Temperature class: ASME B16.34, GB / T 12224
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First, manual screw gate overview and purpose

It is a kind of main control equipment for the flow or delivery of powder, grain, pellet and small material. It is widely used in metallurgy, mining, building materials, grain, chemical and other industries to control the change of flow rate or cut off rapidly


 Second, manual screw gate features

The utility model has the advantages of simple structure, flexible operation, light weight and no jamming. The utility model is especially suitable for conveying various solid materials and lumps and lumps of lumps with the size of about 50mm. The utility model has the advantages of convenient installation and convenient adjustment and can be adjusted at any time.


 Third, the manual screw gate connection size

category

A × A

B × B

C × C

H

L

nd

weight

unidirectional

200 × 200

256 × 256

296 × 296

820

100

8-Φ12

62

250 × 250

306 × 306

346 × 346

930

100

8-Φ14

70.5

300 × 300

356 × 356

396 × 396

1050

100

8-Φ14

81

400 × 400

456 × 456

496 × 496

140

100

12-Φ14

114

450 × 450

510 × 510

556 × 556

1450

120

12-Φ18

130

500 × 500

560 × 560

606 × 606

1610

120

16-Φ18

147

Bidirectional

600 × 600

660 × 660

706 × 706

1830

120

16-Φ18

169

700 × 700

770 × 770

820 × 820

2130

140

20-Φ18

236

800 × 800

870 × 870

920 × 920

2440

140

20-Φ18

303

900 × 900

974 × 974

1030 × 1030

2660

160

27-Φ23

424

1000 × 1000

10741074

1130 × 1130

2870

160

24-Φ23

636

Description

LMD - Unidirectional

I-hand wheel

Less than 1.7 meters from the ground with hand wheel, more than 1.7 meters with sprocket 
chain section number M = 0.105X-113 (X is the screw center from the ground degree)