Blog Archive

0
BS

PDF Standards BS 1875:1952

Specification for bi-pin lamp-holders for tubular fluorescent lamps for use in circuits the declared voltage of which does not exceed 250 volts
standard by BSI Group, 08/31/1979

View Article
0
BS

PDF Standards BS 2645-2:1956

Tests for use in tha approval of welders. Manual metal arc and oxy-acetylene welding of mild steel and low alloy steel pipelines and pipe assemblies.
standard by BSI Group, 12/10/1956

View Article