开口式楼承（层）板
YX76-344-688 YX76-305-915 YX75-200-600 YX75-76-230-690 YX76-313.4-940 YX76-295-880 YX70-200-600 YX51-240-720 YX51-305-915 YX51-226-678 YX51-250-750 YX51-342-1025 YX51-254-760
燕尾式，倒口式楼承板
YX51-200-600 YX51-2OO-600 YX51-190-760
YX54-200-600 YX51-200-800
全闭口式楼承（层）板
YX65-170-510 YX65-254-762
YX65-170-510 YX65-253-760
BD65-170-510 BD65-254-762
BD65-170-510 BD65-253-760
BD65-185-555 BD60-170-510
BD60-253-760 BD40-185-555
yx50-200-600 yx50-283.3-850
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