GRIFFCO Relief Valve/ Relief Valve
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작성자건아테크 댓글 0건 조회 1,085회 작성일 18-10-17 10:12본문
Relief Valve
Griffco Diaphragm방식의 Relief Valve는 Chemical 공급 라인에 과압이 발생했을 시 밸브가 열려 시스템을 보호하는 역할을 하는 밸브 입니다.
Griffco사에서는 다양한 Option의 밸브를 제공합니다.
세부설명
● M-Series: Small connections (1/4 to 1/2 or DN 8 to DN 15)
● G-Series: Medium to large connections (1/2 to 4 or DN 15 to DN 100)
● High-Flow: High-flow connections (1/2 to 1 or DN 15 to DN 25)
● High-Pressure: High-pressure connections up to 2000 psi (138 bar) in sizes from 1/4 to 1 (DN 8 to DN 25)
Variations and Options Include:
● NEW Unibody: valve with union connections, made from a solid PVC or CPVC body
● PTFE Flanged: G-Series valve with flange connections, made from a solid PTFE body
Standard Materials: ● PVC ● CPVC ● PP ● PVDF ● PTFE ● Halar® ● 316 SS ● Alloy 20 ● Hastelloy® C
Standard Connections: ● Threaded ● Flanged ● Union ● Socket
Spring Ranges: ● 10 to 150 psi (1 to 10 bar) standard ● 0 to 50 psi (0.0 to 3.5 bar) ● 10 to 250 psi (1 to 17 bar) ● 50 to 350 psi (3.5 to 25 bar) ● 350 to 2000 psi (24 to 138 bar) | Diaphragm Materials: ● EPDM/PTFE (standard) ● FKM (Viton®) ● CSM (Hypalon®) ● PTFE/FKM ● Kalrez®
Configurations: ● 3-port (up to 1 or DN 25) standard ● 2-port 180° ● 2-port 90° ● Wall mount
Options: ● Adjustment knob ● Metal tops ● Metal adjustment screw ● Material certifications | |
|
| Sizes, Flow Capacities & Pressure Ratings | ||||||||
| Series | Size | Maximum Flow | Maximum Pressure | |||||
| Pulsating | Continuous | |||||||
| Inch | Metric | GPH | LPH | GPM | LPM | PSI | BAR | |
| M-Series | 1/4 | DN 8 | 100 | 375 | 5 | 19 | 350 | 24 |
| 3/8 | DN 10 | 200 | 757 | 10 | 37 | 350 | 24 | |
| 1/2 | DN 15 | 260 | 984 | 15 | 57 | 350 | 24 | |
| Unibody | 1/2 | DN 15 | 260 | 984 | 15 | 57 | 150 | 10 |
| 3/4 | DN 20 | 300 | 1,135 | 21 | 80 | 150 | 10 | |
| 1 | DN 25 | 500 | 1,890 | 26 | 98 | 150 | 10 | |
| G-Series | 1/2 | DN 15 | 300 | 1,135 | 21 | 80 | 350 | 24 |
| 3/4 | DN 20 | 300 | 1,135 | 21 | 80 | 350 | 24 | |
| 1 | DN 25 | 500 | 1,890 | 26 | 98 | 350 | 24 | |
| 1-1/2 | DN 40 | 1,200 | 4,542 | 63 | 238 | 250 | 17 | |
| 2 | DN 50 | 2,350 | 8,892 | 120 | 473 | 250 | 17 | |
| 3 | DN 80 | 5,200 | 19,600 | 270 | 1,020 | 250 | 17 | |
| 4 | DN 100 | 5,200 | 19,600 | 270 | 1,020 | 250 | 17 | |
| High-Flow | 1/2 | DN 15 | 600 | 2,271 | 30 | 114 | 250 | 17 |
| 3/4 | DN 20 | 600 | 2,271 | 30 | 114 | 250 | 17 | |
| 1 | DN 25 | 1,000 | 3,785 | 54 | 204 | 250 | 17 | |
| High-Pressure | 1/4 | DN 8 | 700 | 2,650 | 35 | 132 | 2000 | 138 |
| 3/8 | DN 10 | 700 | 2,650 | 35 | 132 | 2000 | 138 | |
| 1/2 | DN 15 | 700 | 2,650 | 35 | 132 | 2000 | 138 | |
| 3/4 | DN 20 | 1,200 | 4,542 | 60 | 227 | 2000 | 138 | |
| 1 | DN 25 | 1,200 | 4,542 | 60 | 227 | 2000 | 138 | |
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