EPDM Synthetic Rubber Twin Welding Hose ISO 3821 Certified for Oxygen Acetylene with 300 psi Working Pressure
Twin Welding Hose Assembly
Product Overview
Premium red-blue twin welding hose designed for oxygen and acetylene service. Manufactured with 100% virgin EPDM rubber, reinforced with high tensile polyester braid, compliant with ISO 3821 and ARPM IP-7 standards for industrial welding and cutting operations.
Red Blue Twin Welding Hose for Oxygen & Acetylene Gas Service
PASSION® Red Blue Twin Welding Hose is engineered for safe and reliable delivery of oxygen and acetylene gases in welding, brazing, heating, and cutting operations. The twin-line construction keeps both gas lines neatly bonded together for easy handling and improved workplace safety.
Manufactured from 100% virgin EPDM rubber compounds without recycled materials, the hose provides excellent flexibility, weather resistance, ozone resistance, and long service life in demanding industrial environments.
Designed according to ISO 3821 and ARPM IP-7 requirements, this hose is widely used in shipyards, steel fabrication workshops, construction projects, metal processing plants, and maintenance facilities worldwide.
Features & Benefits
Excellent Resistance to Industrial Environments
The EPDM rubber construction offers superior resistance to:
- Ozone exposure
- UV weathering
- Heat aging
- Abrasion
- Industrial outdoor conditions
Reliable Gas Delivery
The smooth EPDM tube minimizes flow resistance and ensures stable oxygen and acetylene transmission during cutting and welding operations.
High Safety Construction
Reinforced with high tensile polyester braid to provide:
- 20 Bar working pressure
- 60 Bar burst pressure
- Stable dimensional performance
- Long service life
Flexible Twin Hose Design
The bonded twin-line structure improves hose management and reduces tangling during field operations.
Typical Applications
Shipbuilding and Ship Repair
Used for oxy-acetylene cutting, welding, and steel plate fabrication in marine environments.
Construction Sites
Suitable for structural steel cutting and welding operations on commercial and industrial projects.
Metal Fabrication Plants
Ideal for gas welding, flame cutting, heating, and fabrication processes.
Steel Structure Manufacturing
Widely used in steel beam processing, heavy fabrication, and structural assembly workshops.
Industrial Maintenance Workshops
Provides dependable gas supply for equipment repair and maintenance operations.
Compliance & Certifications
- ISO 3821
- ARPM IP-7
- ISO 2398
- ISO 9001
- CE
- RoHS
- REACH
Packaging Options
- Shrink Wrapped Coil
- Plastic Film Wrapped Coil
- Carton Packaging
- Wooden Reel Packaging
- Customized Packaging Available
OEM & ODM Manufacturing Service
PASSION® provides customized manufacturing solutions including:
- Custom hose length
- Custom color combinations
- Private labeling
- Logo printing
- Customized packaging
- OEM & ODM production
Technical Parameters:
| Factory 1/4''X50ft Wear Resistant Grade T Oxy/Acet Twin Welding Hose Assembly | |
| Application | Shipyards, Industrial, Construction etc. |
| Option Colors | Red / Green, Red / Blue, Blue / Orange (Customized) |
| Quality Level | Grade R |
| Standard | EN ISO3821 / RMA IP-7 |
| Certificate | CE / ROHS |
| Connectors | Brass teeth of the metric system (M16x1.5), applied to Chinese Mainland Brass teeth of the British system (G3/8-19N), Britain and Hong Kong, etc. Brass teeth of the American system (G9/16-18N), America, Middle East, and South America, etc. Australian system (5/8-18N), Australia etc. |
| Specific Parameters | |||||||||||
| Part Number | I.D | O.D | Max W.P. | Min B.P. | Min Bend Raidus | Weight | |||||
| NO. | inch | mm | inch | mm | psi | bar | psi | bar | inch | mm | kg/m |
| PG-05 | 3/16 | 5 | 0.47 | 12 | 300 | 20 | 900 | 60 | 3.78 | 96 | 0.15 |
| PG-06 | 1/4 | 6 | 0.51 | 13 | 300 | 20 | 900 | 60 | 4.09 | 104 | 0.17 |
| PG-08 | 5/16 | 8 | 0.59 | 15 | 300 | 20 | 900 | 60 | 4.72 | 120 | 0.216 |
| PG-10 | 3/8 | 10 | 0.67 | 17 | 3002 | 20 | 900 | 60 | 5.35 | 136 | 0.24 |
Support and Services:
Our Twin Welding Hose is backed by a team of knowledgeable and experienced technicians who are dedicated to providing customers with technical support and service.
Our team of technicians can help customers select the right products for their application, provide advice on installation and operating tips, and assist with troubleshooting and repairs.
We also offer training courses to help customers get the most out of their Twin Welding Hose. These courses cover topics such as proper product selection, installation, operation, and maintenance.
For any questions or concerns, please contact our technical support team. We're here to help.
Packing and Shipping:
Packaging and Shipping of Twin Welding Hose
Twin welding hose is packaged and shipped in a variety of ways, depending on the quantity and size of the order. For small orders, the hoses are typically rolled and placed in cardboard boxes. For medium and large orders, the hoses are usually wrapped and placed on a wooden pallet for shipment.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.