Straight Quick Closing Globe Valve
Straight quick closing globe valve is a full-bore inline safety valve that installs directly into straight pipeline runs without requiring any directional change in piping. Unlike angle-pattern valves that add a 90° turn, the straight-through design maintains a linear flow path that minimizes pressure loss and turbulence — allowing it to serve as both a normal process valve and an emergency shut-off device in one compact unit.
Overview
Application : Straight quick closing globe valves are specified for straight-run process pipelines where both normal flow regulation and emergency isolation capabilities are required. Their inline design allows them to replace standard globe valves while adding rapid shut-off safety functionality.
Material Specification:
NO. | Name | Materials |
1 | Body | B62/WCB |
2 | Bonnet | B62/WCB |
3 | Handwheel | A 126 CLB |
4 | Disc | B62/316 |
5 | Body Seat Ring | B62/316 |
6 | Disc Nut | 316 |
7 | Bonnet Bush | B62/WCB |
8 | Packing Gland | B62/WCB |
9 | Stem | 316 |
10 | Bonnet Bolt | 316 |
11 | Packing Bolt | 316 |
12 | Bonnet Nut | 316 |
13 | Packing Nut | 316 |
14 | Disc Washer | 316 |
15 | Stem Bush | 316 |
16 | Spindle | 316 |
17 | Lever | A 105 |
18 | Spring | SWP-A |
19 | Spring Support | 316 |
20 | Stay | 316 |
21 | Support Bush | 316 |
22 | Stay Nut | 316 |
23 | Nut | 316 |
24 | Machine Screw | 316 |
25 | Split Pin | 316 |
26 | Machine | 316 |
27 | Lock Pin | 316 |
28 | Pneumatic Cylinder | B26 |
29 | Name Plate | 316 |
30 | Washer | 316 |
31 | Set Screw | 316 |
32 | Nipple | 316 |
33 | Packing | PTFE |
34 | Bonnet Gasket | PTFE |
Technical Specification:
Design and manufacture: BS 1873/MSS-SP-80
Face to face: ASME 16.10
Flange ends:ASME B16.5
Test & Inspection:API 598
Performance Specification:
Nominal Pressure | 150LB |
Strength test | 3.0MPa |
Back seal test | 2.2MPa |
Hydraulic seal test | |
Gas seal test | 0.6MPa |
Suitable temperature | 180℃ |
For media | Oil |
Drawing:
Dimensions:
NPS | DN | D | C | D1 | N-ΦH | t | L1 | H | H1 |
1/2” | 15 | 89 | 60.5 | 35 | 4-Φ15 | 10 | 108 | 130 | 265 |
3/4” | 20 | 98 | 70 | 43 | 4-Φ15 | 10.5 | 117 | 130 | 265 |
1” | 25 | 108 | 79.5 | 51 | 4-Φ15 | 11.5 | 127 | 130 | 265 |
1-1/4” | 32 | 117 | 89 | 63.5 | 4-Φ15 | 13 | 140 | 165 | 310 |
1-1/2” | 40 | 127 | 98.5 | 73 | 4-Φ15 | 14.5 | 165 | 165 | 310 |
2” | 50 | 152 | 120.5 | 92 | 4-Φ19 | 16 | 203 | 335 | 335 |
2-1/2” | 65 | 178 | 139.5 | 105 | 4-Φ19 | 18 | 216 | 395 | 395 |
3” | 80 | 190 | 152.5 | 127 | 4-Φ19 | 19 | 241 | 450 | 450 |
4” | 100 | 229 | 190.5 | 157 | 8-Φ19 | 24 | 292 | 510 | 510 |
