Low hydrogen electrode to be used for welding thick steel plate to casting and high tensile plates.
应采用低氢焊条焊接厚钢板与铸钢件和高强度板间的连接。
2
Some use of hydrogen is made in the welding and cutting of metals. Hydrogen is also used by semiconductor manufacturers, primarily to form reducing atmospheres.
在金属的焊接和切割中氢也有应用。半导体制造商也使用氢，主要是形成还原气氛。
3
Because of the fast cooling of flowing medium, the hydrogen cracking occurs easily under in-service welding.