expansion-bolt 扩开螺栓
Brand Metal Expansion Bolt 牌金属膨胀螺栓
Windows Dedicated Expansion Bolt 门窗专用膨胀螺栓
Expansion Bolt Series 膨胀螺栓系列
chemical expansion bolt 化学膨胀螺栓
TITANIUM ALLOY EXPANSION BOLT 钛合金膨胀螺丝
expansion bolt 引缩螺栓 ; 膨胀螺栓
The expansion bolt 膨胀螺栓
steel expansion bolt 铁膨胀螺栓
hydraulic expansion bolt 液压紧配螺栓
Screws; nut; rivets; expansion screws; bolt; sales.
螺钉；螺母；铆钉；膨胀螺丝；螺栓；销。
In KP1 type perforated brick masonry, expansion bolt especially design for perforated brick is prefer, because it can form "self- anchor" effect and hold tightly in brick hole.
KP1型矩形条孔烧结页岩多孔砖砌体墙上应采用空心砌体专用膨胀螺栓，因其能够形成可靠的“自螺母效应”。
The bearing capacity of expansion bolts is lower than chemical-fixing bolt, but it is economical.
膨胀螺栓与化学螺栓和化学植根螺栓强度虽然较低，但其经济性非常好。
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