[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

承重需求≤2kg选普通不锈钢S钩,2-5kg选加粗304不锈钢(线径≥4mm),5kg以上需选带焊接闭口或防脱扣设计的钩体

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85%
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Long-term
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