angle pipe 角管 ; [机] 曲管
pipe angle seam 接管角焊缝
hawse pipe angle 锚链筒夹角
pipe wind-up angle 钻柱扭转角
pipe inclined angle 管路倾角
pipe socket angle seam 管座角焊缝
Structural steel products include I-beam fabrication, custom heavy wall tube, pipe, Angle iron, channel, etc. All to meet construction industry specifications.
结构钢产品项目包括I形梁制造和定制厚壁钢管、管材、角钢、通道等。制造的所有产品均符合建筑行业规范。
Manufacturers of the early 1900s were using steel pipe, angle or channel for the greenhouse superstructures.
二十世纪初期制造商们就已用钢管、角铁以及槽钢之类的材料建造温室的上部结构。
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