NEN 3257 : 1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
STEEL TUBES, SUITABLE FOR SCREWING AND SOCKETS
04-22-2013
01-12-2013
Defines the sizes, the material, the state of delivery, the technical conditions of delivery and the testing of steel tubes (light, medium and heavy) and matching sockets. It applies to steel tubes, suitable to be applied with a screwthread in accordance with NEN 3258 and to the matching sockets with screwthread.
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