Couplers, spigot pins and baseplates for use in falsework and scaffolds - Special couplers. Requirements and test procedures has-corrigendum Information on hyperbaric welding and

Information on hyperbaric welding and on brazing and aluminothermic welding of anode bonding leads

The choice of test plate preparation method depends on:

Contracts having as their object only the design of work are covered

There are certain standardized specifications contributing to the performance of subracks

natural slates and fibre cement slates and their associated fittings and accessories

Couplers, spigot pins and baseplates for use in falsework and scaffolds - Special couplers. Requirements and test procedures has-corrigendum Information on hyperbaric welding and1 Scope EN 742 specifies: materials; design requirements; specified values for resistances and stiffnesses which a coupler has to achieve under test; test procedures and assessment; for the following special couplers: screw or wedge half couplers, sleeve couplers with shear studs, right angle reduction couplers and swivel reduction couplers. It gives recommendations for on going production control. These couplers are for use principally in temporary