Posted on August 6, 2018August 8, 2018 by Pulse AssentISO 3690:2018 Welding and allied processes. Determination of hydrogen content in arc weld metal Link: ISO 3690:2018 Welding and allied processes. Determination of hydrogen content in arc weld metal Source: BSI Standards Related Posts:Expert regional innovation hubs given £75 million…New laws to introduce digital labelling for…Burdensome legislation withdrawn in latest move to…Boost for British businesses as UK and Indonesia…UK and Singapore Enhance Cooperation in Sustainable…