Is the TWIN HOSE double welding hose suitable for both oxygen and acetylene welding at the specified working pressure of 20 bar?

Yes. The TWIN HOSE double welding hose is specifically designed for both oxygen and acetylene use. Itâs manufactured to ISO 3821, features separate red (acetylene) and blue (oxygen) smooth synthetic rubber outer layers, a black synthetic rubber inner layer, and double polyester braid reinforcement. With a rated working pressure of 20 bar and an operating temperature range of â32Â°C to +80Â°C, it meets the stated pressure and environmental requirements for standard oxy-acetylene welding applications. Ensure fittings and regulators are compatible and that the hose is inspected regularly for wear, damage or contamination before use.

Can TWIN HOSE double welding hose withstand temperatures from -32Â°C to +80Â°C during prolonged welding operations?

Yes. TWIN HOSE double welding hose is specified with an operating temperature range from -32Â°C to +80Â°C, so it is designed to withstand prolonged welding operations within that temperature span. Its construction - black synthetic rubber inner layer, double polyester braid reinforcement, and smooth synthetic rubber outer layer (red for acetylene, blue for oxygen) - supports durability and safe performance at those temperatures when used according to ISO 3821 and the hoseâs working pressure limit of 20 bar.

Does TWIN HOSE double welding hose come in separate red and blue color options for acetylene and oxygen?

Yes. TWIN HOSE double welding hose is supplied with separate red and blue outer layers: red for acetylene and blue for oxygen. Itâs manufactured to ISO 3821 with a black synthetic rubber inner layer, double polyester braid reinforcement, smooth synthetic rubber outer layer, 20 bar working pressure and an operating temperature range of -32Â°C to +80Â°C.

TWIN HOSE double welding hose

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Additional information

Material	synthetic rubber
Maximum operating temperature [°C]	80
Minimum operating temperature [°C]	-32
Vacuum resistance	no
Standard length [m]	30.5, 50

Double welding hose for oxygen and acetylene. Manufactured according to ISO 3821 standard. Inner layer: black synthetic rubber. Reinforcement: double polyester braid. Outer layer: smooth synthetic rubber in red (acetylene) and blue (oxygen). Working pressure: 20 bar. Operating temperature: from -32°C to +80°C.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
BG-TWIN-05-05	TWIN HOSE 5x5 mm	-	20
BG-TWIN-06-06	TWIN HOSE 6x6 mm	-	20
BG-TWIN-06-09	TWIN HOSE 6x9 mm	-	20
BG-TWIN-08-08	TWIN HOSE 8x8 mm	-	20
BG-TWIN-09-09	TWIN HOSE 9x9 mm	-	20

Double welding hose for oxygen and acetylene. Manufactured according to ISO 3821 standard. Inner layer: black synthetic rubber. Reinforcement: double polyester braid. Outer layer: smooth synthetic rubber in red (acetylene) and blue (oxygen). Working pressure: 20 bar. Operating temperature: from -32°C to +80°C.