ISO 21904-4:2020

Health and safety in welding and allied processes – Equipment for capture and separation of welding fume – Part 4: Determination of the minimum air volume flow rate of capture devices


Status:
Gældende
Type:
Standard
Sprog:
Engelsk

Beskrivelse

This document specifies two methods for establishing the minimum air volume flow rate. One method is dedicated for use with captor hoods, nozzles and slot nozzles with a ratio of slot length to hose diameter of 8:1 or less. The other method is dedicated for use with on-gun extraction devices.
These methods are not applicable to down draught tables.

Antal sider: 0

Udgivet: 2020-02-21

Internationale relationer :

ICS: 25.160.30 - Svejseudstyr 13.100 - Sikkerhed på arbejdspladsen. Industrihygiejne

Varenummer: M313262


Udvalg og komiteer

Komite

  • ISO/TC 44/SC 9
  • ISO/TC 44/SC 9/WG 4

Dansk udvalg

DS/S-047