Acetylene Cylinder, Tanks & Bottles – Supplied by DSW
DSW provides reliable sourcing and on-time delivery of high-quality
gas cylinders
manufactured to international safety standards. Our cylinders are widely used in welding, cutting, brazing, and industrial applications.
What Is an Acetylene Tank?
An acetylene cylinder
is a pressurised tank used for the storage and transportation of acetylene gas (C2H2), one of the hottest industrial fuel gases.
Acetylene cylinders are designed with:
- Safety relief devices and blow-off caps to prevent over-pressure
- A porous filler and solvent (acetone/DMF) for stabilising acetylene
- Regulator options to ensure adjustable gas flow and safe operation
Why Choose DSW for Your Acetylene Cylinders?
- Wide Size Options: Multiple sizes and capacities available to suit different welding and cutting requirements.
- Top-tier Quality: Cylinders manufactured to ISO 3807:2013 with strict quality control.
- Certified for Global Use: Compliance with DOT (USA), TC (Canada), TÜV (Germany), and KGS (Korea).
- Stable Supply Chain: Strong partnerships ensure consistent availability and fast delivery.
- Technical Support: Expert guidance on cylinder selection and application.
40 Litre Acetylene Cylinder Specifications
| Specification | Details |
|---|---|
| Model Number | ISO250-40-3 |
| Water Capacity | 40 L |
| Valve Type | QF-15A14 |
| Cylinder Standard | ISO3807:2013 |
| Diameter | 250 mm |
| Height | 1,035 mm |
| Seamless Wall Thickness | 4.0 mm |
| Cylinder Weight | 39 kg |
| Working Pressure | 3 MPa |
| Test Pressure | 5.2 MPa |
Benefits of Acetylene Gas
Acetylene (C2H2) provides the highest flame temperature among commercial fuel gases — ideal for:
- Oxy-fuel welding & cutting – hottest flame, faster cutting and piercing
- Brazing – precise heating for plumbing, HVAC and automotive repair
- Chemical synthesis – feedstock for plastics and organic compounds
- Laboratory use (FAA) – fuel source in Flame Atomic Absorption tests
Industrial Applications
Fleet & Automotive Services
Low-pressure carburising for wear-resistant surface layers.
Manufacturing & Metal Fabrication
Ideal for cutting, welding, and brazing — highest flame temperature.
Laboratories
Used as fuel gas mixtures (air/acetylene, nitrous-oxide/acetylene) for analytical instruments.
Acetylene Supply Modes
- High-pressure cylinders
- Acetylene liquid cylinder supply
DSW supports your supply requirements worldwide — welding, shielding, and cutting gases.
Let DSW Be Your Acetylene Partner
We understand the demands of industrial users and global distributors.
DSW delivers professional support, certified quality, and stable long-term supply.












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