COVENIN 713-1974 Air and mechanical strength tests for electronic equipment and electronic components (Part 2: Tests, T-test: Welding, Tb-test: Resistance to soldering heat)
1974COVENIN 713-1974 Air and mechanical strength tests for electronic equipment and electronic components (Part 2: Tests, T-test: Welding, Tb-test: Resistance to soldering heat)