hydrogen bridges 中文意思是什麼
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Widely used low hydrogen type electrode suitable for welding low - alloy high strength steel of 50kg grade 490mpa, such as ships, bridges and pressure containers
應用最廣的低氫型藥皮焊條，用於焊接50公斤級490mpa低合金高強鋼，如造船，橋梁及壓力容器結構，可全位置施焊。 -
Widely used low hydrogen type electrode suitable for welding low - alloy high strength steel of 50kg grade 490mpa, such as ships, bridges and pressure containers. this electrode can be used for welding in all positions
應用最廣的低氫型藥皮焊條，用於焊接50公斤級490mpa低合金高強鋼，如造船，橋梁及壓力容器結構，可全位置施焊。
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