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Keywords Steel sections;Steel tube;Production capacity;Import and export volumes;Apparent con-sumption;Product types;Technological equipment;General development situation; 钢材;钢管;产量;进出口量;表观消费量;品种;工艺装备;发展概况;
The roof is formed from standard steel sections and recyclable pre-cast concrete units. 屋顶是形成从标准型钢可回收和预制混凝土组件。
Nantong Ruicheng glass Steel Products Co., Ltd. is a steel grille specializing in glass, glass steel sections of the R & D and production enterprises. 南通瑞诚玻璃钢制品有限公司是一家专门从事玻璃钢格栅、玻璃钢型材研发和生产的企业。
Experiments of 5 simply-supported steel-concrete composite beams(SCCB) with compact steel sections are conducted to investigate the deformation behavior. 对5根密实截面钢-混凝土组合梁的变形性能进行了试验研究。
In 1997 the Company began producing steel sections, has nearly 10 years of production experience, more than 20 production lines. To ensure product quality, procurement welcome! 本公司1997年开始生产塑钢型材;至今已经有近10年的生产经验;20余条生产线.;产品质量有保证;欢迎采购!
In this paper, a new type of slim beams with steel sections encased in a prorietary SP slab were investigated experimentally and theoretically, including a simply-supported beam, a framed beam and a cantilever beam. 摘要对一种新型组合梁－钢混凝土组合扁梁的承载力性能进行了试验研究，共完成3根不同形式的构件：简支组合扁梁、框架组合扁梁和悬臂组合扁梁。
Keywords steel crating;standard;discuss; 钢格栅板;标准;探讨;
The furface crazings are analyzed by metallographic test and electron prob for steel section,and it has been shown that the surface crazings is resulted from heating non regularly for steel section. 应用金相检验、电子探针等手段，对大型型钢表面龟裂进行了分析，结果表明：加热不当是造成型钢表面龟裂的主要原因。
Keywords steel casting;risering;gating;computer; 铸钢件;冒口;浇口;计算机;
Keywords steel university;IISI;simulation;block; 钢铁大学;国际钢铁协会;仿真;模块;
space frame of tubular steel sections 钢管空间构架
Keywords steel strip;invar;shadow mask; 关键词带钢;因瓦合金;荫罩;
Keywords steel plate Q345;crack;sheared deficit; Q345钢板;裂纹;剪切缺陷;
Keywords steel blackening;steel bluing;oxidization; 钢铁零件;热碱发蓝;常温发黑;氧化膜;
Keywords steel cord;TBR tire;belt; 钢丝帘线;全钢载重子午线轮胎;带束层;
Keywords steel sheel hot galvainzationprocess; 钢板热镀锌;工艺;
Keywords steel mill waste;PAFC;flocculant.; 钢厂废物;聚合氯化铝铁;絮凝剂;
thin-walled cold-formed steel section 冷弯薄壁构件
Keywords Steel tube;Pilger pipe mill;Yield; 钢管;周期轧管机;成材率;
Keywords steel wire;wire breaking;sorbite;faikure; 钢丝;断丝;索氏体;失效;