Key Features
- Automatic reverse-flow prevention for enhanced safety
- Spring-loaded locking mechanism for quick, single-action connection
- Chrome-plated brass body and steel plug for corrosion resistance
- NBR seal for reliable leak-proof performance
- Working pressure: 0.7 MPa (7 kgf/cm²); Proof pressure: 1.0 MPa (10 kgf/cm²)
- Temperature range: -20°C to +80°C
- Specifically designed for acetylene gas to prevent cross-connection
Technical Specifications
| Model | OP-2 |
|---|---|
| Type | Plug |
| Size | M16 x P1.5 Female Thread |
| Gas | Acetylene |
| Body Material | Brass (Chrome Plated) |
| Plug Material | Steel (Chrome Plated) |
| Working Pressure | 0.7 MPa (7 kgf/cm²) |
| Proof Pressure | 1.0 MPa (10 kgf/cm²) |
| Seal Material | NBR |
| Temperature Range | -20 to +80 °C |
| IMPA Code | 850309 |
Frequently Asked Questions
What is an automatic reverse-flow prevention coupling plug used for?
It is used in acetylene gas systems to prevent reverse gas flow and reduce flashback risks. It connects hoses to pressure gauges or welding equipment.
Is this plug compatible with other gases?
No, this plug is specifically designed for acetylene to prevent cross-connection with other gas types.
What is the working pressure of this coupling plug?
The working pressure is 0.7 MPa (7 kgf/cm²), with a proof pressure of 1.0 MPa (10 kgf/cm²).
What materials are used in this plug?
The body is chrome-plated brass, the plug is chrome-plated steel, and the seal is NBR rubber.
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