NF A89-215-2*NF EN ISO 17641-2:2015 Destructive tests on welds in metallic materials - Hot cracking tests for weldments - Arc welding processes - Part 2 : Self-restraint tests
2015NF A89-215-2*NF EN ISO 17641-2:2015 Destructive tests on welds in metallic materials - Hot cracking tests for weldments - Arc welding processes - Part 2 : Self-restraint tests