thick-walled tube 厚壁管 ; 厚壁筒
quartz Thick-walled tube 石英厚壁管
seamless thick walled tube 无缝厚壁管材
thick-walled counter tube 厚壁计数管
thick-walled cylindrical tube 厚壁圆筒
Thick-walled seamless tube 特厚壁无缝管
Professional factory production: forging stainless steel ring, mechanical seal parts, thick-walled stainless steel tube, and other kinds of non-products and accessories.
本厂专业生产：锻件特种不锈钢材料、机械密封配件、不锈钢厚壁管子等产品及各种非标配件。
The elastic-plastic stress and displacement fields of cylindrically orthotropic composite thick-walled tube under uniform radial pressure are studied.
研究了在均匀径向压力作用下圆柱正交异性复合厚壁圆筒的弹-塑性应力场和位移场。
Finished pipe materials and special thick-walled tube 18000 tons, forming a middle class.
材质的成品管及特殊厚壁管18000吨，形成了产。
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