Unverified87% confidenceDecision RuleTime unknown
挂墙式框架的固定膨胀螺丝必须打在承重墙或实心砖墙，空心砖/轻质隔墙（石膏板、加气块）需用专用蝴蝶膨胀栓且总载荷降至标称值的1/3以下，否则墙体开裂脱落风险高
1
Sources
87%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified承重墙/实心墙可用膨胀螺丝或钉挂，但空心砖墙、石膏板墙必须用无痕胶时单个相框重量≤500g，超过需用石膏板专用蝴蝶膨胀螺栓91% similarUnverified膨胀螺丝安装适合实心砖墙/混凝土墙，承重最高；空心砖或石膏板墙必须用专用空心墙锚栓，普通膨胀螺丝会脱落导致坠落90% similarUnverified壁挂式挂架安装墙面材质决定固定方式：实心砖墙/混凝土墙可用膨胀螺丝承重，空心砖、石膏板或轻质隔墙必须用专用锚栓或穿透龙骨固定，普通膨胀螺丝在空心墙上几乎无承重力90% similarUnverified膨胀螺丝挂钩需匹配墙体：实心砖墙/混凝土用尼龙膨胀管即可，空心砖或石膏板墙必须用专用蝴蝶型/自攻型石膏板锚栓，否则螺丝空转拉不住90% similarUnverified膨胀螺丝安装要求墙体为实心砖墙或混凝土；空心砖、石膏板隔墙需改用中空锚栓（蝴蝶膨胀）或飞机型锚栓，否则会整块拉裂89% similar
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