Various factors which affect the intercritical hardening process of U shaped steel have been studied.
对影响U型钢亚温淬火工艺的各因素进行了试验。
The electrical heating tube is made of U shaped steel tube, sintered magnesia and heating wire. It is immersed directly in the water for preventing heat loss.
电热管用U型钢管，烧结氧化镁和电热丝制成，直接浸在水里热能损耗少。
For production of final 800 alloy U-shaped steel tubes used for steam generator heat-conduction, surface shot-blast treatment is a must.
表面喷丸是生产800合金u型蒸汽发生器传热管成品必不可少的处理工序。
Through the structural mechanics analysis of U-shaped steel support widely used in soft-rock supporting, the author has found out the failure causes from the support structure itself.
目前软岩支护问题突出，在一些软岩巷道中，用于支护的u型钢支架破坏比较严重，本文对支架进行了结构力学分析，并从支架自身结构方面对破坏原因进行了分析。
The utility model relates to an anchor capable of locking the bottom of a prestressed steel strand which can be arranged in concrete of side wall of a road bridge U-shaped bridge abutment.
本实用新型涉及一种安装于公路桥U型桥台侧墙混凝土内部的能够锁定预应力钢绞线底 端的锚具。
The equipment is mainly used for the shaping work of U-shaped steel arch support when it deforms, distorts or partial damages, to increase the number of profiles in the re-use.
该设备主要用于U型钢拱形支架使用后发生变形、扭曲或局部破损的整形工作，以增加型材的复用次数。
The utility model relates to a pipe bender, which is mainly used for manufacturing U-shaped stainless steel pipes.
本实用新型涉及一种弯管机，主要用于制造U型不锈钢管。
Pit-less type platform scale, checked iron surface plate (surface plate of SST models is smooth plate) combined with welding U-shaped steel girder formed a higher strength and reliable platform scale.
台面采用花纹面板（不锈钢系列为光板面板），U型钢梁焊接，强度高。
A stop block is arranged at the base Angle of one side wall of every single-body U-shaped steel mould, and gaps between the stop blocks and the single-body U-shaped steel moulds are equidistant.
每一个单体U型钢模一侧壁底角处，均设有限位块，每个限位块与每一个单体U型钢模一侧壁的间隙均等距。
A stop block is arranged at the base Angle of one side wall of every single-body U-shaped steel mould, and gaps between the stop blocks and the single-body U-shaped steel moulds are equidistant.
每一个单体U型钢模一侧壁底角处，均设有限位块，每个限位块与每一个单体U型钢模一侧壁的间隙均等距。
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