ART 642
Gunmetal Safety Valve.
EPDM Diaphragm. Other diaphragms available, see datasheet.
Do you know the difference between Pressure Relief Valves and Pressure Safety Valves?
Watch this video to learn the differences
Connection
BSP Parallel F/F Ends (ISO 228/1)
Pressure
16 Bar Rated
Set Pressure: 0.5 to 16 Bar
Temperature
-50°C to +195°C
Approvals
WRAS Approved
Sizes:
| Code | Description | Min Temp °C | Max Temp °C | Pressure Bar Rated | Stock Availability |
|---|---|---|---|---|---|
| ASAF642050R0.5-1.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R1.0-1.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.01-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R1.5-2.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.51-2.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R2.01-2.5 | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.01-2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R2.51-3.2B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.51-3.2 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R3.21-4.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.21-4.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R4.5-6.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 4.51-6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R6.0-8.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 6.01-8.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R8.01-10.5 | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 8.01-10.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R10.5-13.5 | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 10.51-13.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050R13.51-16B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 13.51-16.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S2.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S3.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S3.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S4.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S4.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S5.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S5.5B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 5.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S6.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S7.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 7.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642050S13.0B | 1/2" Art 642 WRAS BSPP Bronze Safety Valve - Set 13.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R0.5-1.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R1.0-1.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.0-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R1.51-2.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.51-2.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R2.01-2.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.01-2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R2.51-3.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.51-3.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R3.01-4.2B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.01-4.2 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R4.21-6.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 4.21-6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R6.01-8.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 6.01-8.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R8.51-11B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 8.51-11.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R11.1-13.5 | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 11.01-13.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075R13.51-16B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 13.51 - 16 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S2.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S3.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S3.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S4.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S4.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S5.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S6.0B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642075S6.5B | 3/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 6.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R0.5-1.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R1.01-1.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 1.01-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R1.5-2.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 1.5 - 2.0B | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R2.01-2.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 2.01-2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R2.51-3.2B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 2.51-3.2 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R3.21-4.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 3.21-4.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R4.5-7.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Range 4.51-7.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R7.51-11.5 | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 7.51-11.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100R11.51-16B | 1" Art 642 WRAS BSPP Bronze Safety Valve Range 11.51-16 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S2.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S3.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S3.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 3.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S4.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S4.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 4.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S5.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S6.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S8.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 8.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S8.5B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 8.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642100S9.0B | 1" Art 642 WRAS BSPP Bronze Safety Valve - Set 9.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R0.5-1.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R1.0-1.5B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.0-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R1.5-2.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.5-2.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R1.5-2.2B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.5-2.2 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R2.0-2.5B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.0-2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R2.5-3.2B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.5-3.2 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R3.2-4.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.2-4.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R4.0-5.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 4.0-5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R5.0-6.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 5.0-6.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R6.0-7.5B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 6.0-7.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R7.5-9.0B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 7.5-9.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R9.0-12.3B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 9.0-12.3 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125R12.31-16B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Range 12.31-16 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125S1.1B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 1.1 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642125S0.5B | 1.1/4" Art 642 WRAS BSPP Bronze Safety Valve - Set 0.5Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R0.5-1.0B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R1.0-1.5B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.0-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R1.5-2.0B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.5-2.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R2.0-2.5B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.0-2.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R2.5-3.5B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.5-3.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R3.5-5.0B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.5-5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R5.0-7.0B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 5.0-7.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R7.0-9.0B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 7.0-9.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R9.0-11.7B | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 9.0-11.7 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R11.7-14.0 | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 11.7-14.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642150R14.0-16.0 | 1.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 14.0-16.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R0.5-1.0B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 0.5-1.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R1.0-1.5B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.0-1.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R1.5-2.3B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.5-2.3 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R2.3-3.5B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.3-3.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R3.5-5.0B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.5-5.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R5.0-7.0B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 5.0-7.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R7.0-9.0B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 7.0-9.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R9.0-12.5B | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 9.0-12.5 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642200R12.5-16.0 | 2" Art 642 WRAS BSPP Bronze Safety Valve - Range 12.5-16.0 Bar | -50 | 195 | 16 | Stocked in the UK |
| ASAF642250R1.0-1.5B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.0-1.5 Bar | -50 | 195 | 16 | Subject to factory lead time |
| ASAF642250R1.51-2.0B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 1.51-2.0 Bar | -50 | 195 | 16 | Subject to factory lead time |
| ASAF642250R2.01-2.5B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.01-2.5 Bar | -50 | 195 | 16 | Subject to factory lead time |
| ASAF642250R2.3-3.5B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 2.3-3.5Bar | -50 | 195 | 16 | Subject to factory lead time |
| ASAF642250R3.51-5.0B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 3.51-5.0 Bar | -50 | 195 | 16 | Subject to factory lead time |
| ASAF642250R5.0-7.0B | 2.1/2" Art 642 WRAS BSPP Bronze Safety Valve - Range 5.0-7.0 Bar | -50 | 195 | 16 | Subject to factory lead time |