the air tightness for ASME B16.33
the air tightness for ASME B16.33
(OP)
hi,
is there ayy body who know about ASME B16.33, manual gas ball valves? For the gastight test, how much pressure it needs?
is there ayy body who know about ASME B16.33, manual gas ball valves? For the gastight test, how much pressure it needs?




