Weldynasty G01-30 National Standard All-Copper Cutting Torch with Forged Brass Body & 5,000-Cycle Valve
The Weldynasty G01-30 Cutting Torch is a national standard all-copper cutting torch engineered for reliable performance in industrial metal cutting. Featuring a three-part forged brass body, reinforced stainless steel tubing, and a rigorously tested valve system, it delivers dependable cutting performance, operational safety, and long service life.
Key Features
Three-Part Forged Brass Body: Made of high-quality brass through forging and pressing with special processing techniques for enhanced structural integrity.
Reinforced Stainless Steel Tubing: Provides enhanced durability and longevity under demanding working conditions.
5,000-Cycle Tested Valve System: Valve stem and needle undergo 5,000 opening/closing tests for reliable sealing and long-term durability.
Streamlined Inner Cavity Design: Prevents gas turbulence and explosions while reducing gas loss for improved safety and efficiency.
High-Precision CNC Machined Components: Nozzle made from 59-1 extruded copper rods with high precision and excellent concentricity.
Specifications
| Item | Specification |
|---|---|
| Model | G01-30 |
| Type | Suction-Type Hand Cutting Torch |
| Gas Type | Oxygen-Acetylene / Propane |
| Cutting Thickness (Mild Steel) | 10–100 mm |
| Oxygen Working Pressure | 0.3–0.5 MPa |
| Acetylene Working Pressure | 0.001–0.1 MPa |
| Body Material | Forged Brass (Three-Part) |
| Tubing | Reinforced Stainless Steel |
| Valve Test | 5,000 opening/closing cycles |
| Nozzle Material | 59-1 Extruded Copper Rod |
| Packaging | 1 piece/carton, 15 pieces/case |
Note: Technical parameters above are based on general G01-100 suction-type cutting torch standards. Please refer to the actual product for final specifications.
Usage Instructions / Operating Notes
Check Suction Performance: Verify before use to ensure the torch operates normally.
Install Flashback Arrestor: Must be installed in the gas pathway between the gas source and the torch.
Keep Nozzle Clean: Remove impurities and debris promptly to maintain smooth passage.
Avoid Oil and Grease: Strictly prevent contact to avoid combustion or explosion when exposed to oxygen.
In Case of Flashback: Immediately close the preheating oxygen valve and acetylene valve.
Applications / Ideal For
Shipbuilding and Repair: Reliable cutting for hull and marine structures.
Steel Structure Fabrication and Bridge Construction: Suitable for heavy fabrication projects.
Pipeline Installation and Maintenance: Ideal for on-site pipe cutting.
Heavy Machinery Manufacturing and Repair: Durable performance in demanding environments.
Industrial Plant Construction and Equipment Dismantling: Safe operation for plant maintenance.
FAQ
Q: What is the cutting thickness range?
A: 10–100 mm for mild steel.
Q: What working pressures are required?
A: Oxygen: 0.3–0.5 MPa; Acetylene: 0.001–0.1 MPa.
Q: What gases can this torch use?
A: Oxygen-Acetylene or Propane.
Q: What is the body made of?
A: Three-part forged brass with reinforced stainless steel tubing.
Q: How durable is the valve system?
A: The valve stem and needle have passed 5,000 opening/closing cycles for reliable sealing and long-term durability.
Q: Is a flashback arrestor required?
A: Yes. A flashback arrestor must be installed between the gas source and the torch.
Q: What should I do in case of flashback?
A: Immediately close the preheating oxygen valve and acetylene valve.
Q: Why must oil and grease be avoided?
A: Oil and grease can combust or explode when exposed to oxygen. Keep the torch and connections completely oil-free.
Q: What is the packaging specification?
A: 1 piece per carton, 15 pieces per case.