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Vật liệu hàn hồ quang chìm
S-707 x L-8
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Caution
① Dry at 300~350°C (572~662°F ) for 60 minutes before use.
② Pay attention to welding voltage. Excessive welding voltage causes deterioration of joint properties.
③ If weld heat input is managed below 30KJ/cm, a better impact toughness can be achieved.
④ When restraint stress is high or welding a thick plate, preheat according to rules. - Purpose ① Shipbuilding
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Attribute
① Both side single-layer welding
② Low consumption of flux
③ Density : 1.1g/cm3