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Bro, kamu ngaku welder tapi hasil las masih kayak gini? 😅 Yuk belajar bareng, ini 8 cacat las paling sering terjadi! 👇 1️⃣ Crack 👉 Terjadi karena pendinginan terlalu cepat atau material kotor. Solusinya: kontrol suhu dan jaga kebersihan permukaan. 2️⃣ Porosity 👉 Gas terjebak di dalam las. Gunakan gas pelindung yang cukup dan permukaan bersih. 3️⃣ Undercut 👉 Lekukan di tepi las, bikin sambungan lemah. Kurangi arus las dan jaga sudut elektroda. 4️⃣ Collapse 👉 Lelehan turun...
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