• NEN EN 50078 : 1994

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Available format(s): 

    Superseded date:  06-01-2000


    Published date:  01-12-2013

    Publisher:  Netherlands Standards

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    Table of Contents - (Show below) - (Hide below)

    Cooperating organizations
    National foreword
    Section one: General
    1 Scope
    2 Normative references
    3 Environmental conditions
    4 Definitions
    4.1 torch; gun
    4.2 body
    4.3 handle
    4.4 nozzle
    4.5 non-consumable electrode (TIG, plasma)
    4.6 electrode wire (MIG, MAG, MOG)
    4.7 contact tip (MIG, MAG, MOG)
    4.8 cable-hose assembly
    4.9 MIG/MAG torch
    4.10 MOG torch
    4.11 TIG torch
    4.12 plasma torch
    4.13 plasma welding torch
    4.14 manual torch
    4.15 mechanically guided torch
    4.16 air cooled torch
    4.17 liquid cooled torch
    4.18 motorized torch
    4.19 spool-on-torch
    5 Classification
    5.1 Process
    5.2 Method of guidance
    5.3 Voltage class
    5.4 Type of cooling
    Section two: Requirements and tests
    6 Test conditions
    7 Protection against electric shock
    7.1 Insulation resistance
    7.2 Dielectric strength
    7.3 Protection against direct contact
    7.3.1 Class M torches
    8 Thermal rating
    8.1 Temperature rise
    8.2 Heating test
    8.2.1 MIG/MAG and MOG torch
    8.2.2 TIG and plasma welding torch
    8.3 Duration of the heating test
    8.4 Determination of the ambient air temperature
    8.5 Cooling liquid
    8.6 Resistance to weld spatter
    9 Impact resistance
    10 Marking
    11 Instructions for use
    1 Dielectric test voltages
    2 Degree of protection for manual torches
    3 Degree of protection for mechanically guided
    4 Test values for MIG welding of aluminium alloys
    5 Test values for MAG welding of mild steel
    6 Test values for MAG welding with flux cored wire
    7 Test values for MOG welding of mild steel
    8 Test values for TIG welding
    9 Test values for plasma welding
    1 Device for testing the resistance to weld spatter
    2 Device for the impact test
    A Additional terminology
    B Position of the welding torches for the heating
    C Cooled copper block
    National annex NA (informative) Committees responsible
    National annex NB (informative) Cross-references

    Abstract - (Show below) - (Hide below)

    Specifies safety and construction requirements for torches and guns for MIG/MAG, MOG, TIG and plasma welding. Coverage includes definitions, environmental conditions, classification, protection against electric shock, thermal rating, impact resistance and marking. Also gives tables, diagrams and annexes.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher Netherlands Standards
    Status Superseded
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