NA 092

DIN Standards Committee Welding and allied processes

Project

Gas welding equipment - Rubber hoses for welding, cutting and allied processes

Abstract

This document specifies requirements for rubber hoses (including twin hoses) for welding, cutting and allied processes.

This document specifies requirements for rubber hoses for normal duty of 2 MPa (20 bar) and light duty [limited to hoses for maximum working pressure of 1 MPa (10 bar) and with bore up to and including 6,3 mm].

This document applies to hoses operated at temperatures −20 °C to +60 °C and used in:

- gas welding and cutting;

- arc welding under the protection of an inert or active gas;

- processes allied to welding and cutting, in particular, heating, brazing, and metallization.

This document does not specify requirements for hose assemblies; these are detailed in ISO 8207.

This document applies neither to thermoplastics hoses nor to hoses used for high pressure [>0,15 MPa (>1,5 bar)] acetylene.

Begin

2024-05-29

WI

00121970

Planned document number

DIN EN ISO 3821 rev

Project number

09201273

Responsible national committee

NA 092-00-07 AA - Equipment for gas welding, cutting and allied processes  

Responsible european committee

CEN/TC 121/WG 19 - Equipment for gas welding, cutting and allied processes  

Responsible international committee

ISO/TC 44/SC 8/WG 9 - Hoses, hose assemblies and assembled hoses for welding, cutting and allied processes  

previous edition(s)

Gas welding equipment - Rubber hoses for welding, cutting and allied processes (ISO 3821:2019); German version EN ISO 3821:2019
2020-04

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