fire-resisting stair;fire resisting stair

Research and application of welding consumables for corrosion resistance and fire-resistant;

高性能耐火耐候焊接材料的研制及应用

Development and application of fire-resistant sealing device of pipe for warships;

DGM-NG型船用管路通舱耐火密封装置的研制和应用

increasing highness and span of construction need higher construction steel, base on "USA 911-AFFAIR", we will pay attention to technology guideline for fire-resistant of construction steel more and more.

高度和跨度不断增加的建筑领域钢结构的发展对建筑用钢的综合性能提出了更高的要求,基于美国911事件的教训,建筑用钢的耐火性这一指标得到了世界更大的关注。

The paper tested the performance of noise insulation, heat insulation and fire-resistance of bamboo wall, and graded them by the GB/T 15225—94 Graduation of physical performance fo.

此外,还测得竹材墙体的耐火极限为20min,说明将其用于民居房屋的建造,还需要进一步的改进研究。