Specification for screwed studs for general purposes. Metric series Ingestion-build-96603 PN 25 and PN 40

PN 25 and PN 40

The following details

Sprinklers manufactures

the ISO 11138 series

The third part of this report describes

Specification for screwed studs for general purposes. Metric series Ingestion-build-96603 PN 25 and PN 40What is BS 4439 Screwed studs about? BS 4439 specifies the dimensions and tolerances for screwed studs with ISO metric threads in diameters from 3 mm to 39 mm inclusive, intended for general purposes. Mechanical properties are given only in respect of carbon or alloy steel screwed studs which are not to be used for special applications, such as those requiring weldability or corrosion resistance. BS 4439 applies to non ferrous and stainless steel