Abstract
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.
General information
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Status: WithdrawnPublication date: 2008-10Stage: Withdrawal of International Standard [95.99]
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Edition: 4Number of pages: 16
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Technical Committee :ISO/TC 44/SC 8
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Life cycle
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Previously
WithdrawnISO 3821:1998
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Now
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Revised by
PublishedISO 3821:2019