M00006513
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ISO 3821:2008 Gas welding equipment - Rubber hoses for welding, cutting and allied processes
standard by International Organization for Standardization, 10/15/2008
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Availability date: 2021-11-25
ISO 3821:2008 specifies requirements for rubber hoses (including twin hoses) for welding, cutting and allied processes.
ISO 3821:2008 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].
ISO 3821:2008 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.
ISO 3821:2008 applies neither to thermoplastics hoses nor to hoses used for high pressure [0,15 MPa (1,5 bar)] acetylene.