Depth of decarburized layer If specified by the purchaser, the wires of SWCH
30K to SWCH 50K shall be tested in accordance with 10.3.1, and the permissible limits
of mean depth of decarburized layer shall be as specified in table 4. However, those of
wires of 32 mm or over in wire diameter shall be as agreed upon between the purchaser
and the supplier.
15 or under 0.02 max. 0.15 max ..
Over 15 to and incl. 25 0.03 max. 0.20 max.
Over 25 to and incl. 32 0.04 max. 0.25 max.