弯头不得使用，除非在图纸上显示。
弯头应该用螺栓固定在湿井地面。
适合异径弯头双头成型加工需要。
Satisfy the forming requirements of two ends reducing elbow fitting.
减少弯头数量和采用大曲率半径弯头；
Reducing the number of bends and adopting large curvature radius bends.
推荐了实用的埋地弯头强度设计计算公式。
Practical strength design formulae for pipelines with elbows are recommended.
解决了大型回转窑三次风管弯头的材料问题。
This material could be the best solution for tertiary air duct elbow lining occasions.
要注意观察高压管线的活动弯头能否有滴漏。
Chiksan sections in high pressure lines should quite possibly be watched for leaks.
重新将安全阀软管接到底部法兰盖内的弯头上。
Reattach the relief valve hose to the elbow in the bottom flange cover.
进口弯头对分配集箱中的流量分配有较大的影响。
There is much influence of inlet elbow on the flow distribution in the dividing header.
这些计算的最小必需的壁厚可能被使用作为认可的弯头标准。
The minimum wall required by these calculations may be used as the acceptance criteria for bends.
排泄弯头设计结构应该能够承受泵、电机和排泄管道的全部压力。
The discharge elbow shall be designed to carry the full weight of the pump, motor and discharge piping.
一般冲压弯头中含碳量较高则硬度越大，强度也越高，但塑性较低。
General Stamping elbow in a high carbon content is greater hardness, higher strength, but low plasticity.
买方在购买转换配件之前，要对弯头和导轨总装的兼容性验证负责。
The buyer is responsible for verifying compatibility of actual elbow and rail assembly prior to purchase of conversion kit.
针对喷淋式冷凝器中u形弯头结构不合理的问题，提出相应的改进方案。
Some improved plans were proposed for the unreasonable structure of the U-shaped bends in the spray condensers.
木制楼梯扶手弯头反面成型面是木制楼梯扶手弯头后序加工的工艺基准。
The reverse figuration side of stair handrail elbows is a process base for subsequent processing.
本文以空间木制楼梯扶手弯头为研究对象，叙述了该成组夹具的设计方法。
With aerial wooden stair handrail elbows as the object of study, the design method of relevant group fixture is stated.
介绍了一种利用管状单曲率多面壳体液压胀形制造薄壁管道弯头工艺方法。
This paper presents a method to manufacture pipe elbows by hydro-bulging a tubular single-curvature polyhedron.
文末用算例说明了水平弯头的曲率半径和弯头夹角对管道内力、位移的影响。
Examples are given at the end of the paper to show the influence of the horizontal elbow radius and Angle on the pipeline internal forces and displacements.
将管子弯头握住在位置上，图5，在压紧联轴节上六角顶部标注管道水平位置。
Hold tube bend in position, Fig. 5, and mark tube on level with top of hex on compression coupling. Cut off tube at this mark.
以插图及表格形式论述了法兰、管段、三通、弯头和填料泄漏勘测的具体要求和数据。
The specific requirements and basic data for the flange, pipe-segment, tee, elbow, and stuffing box were expounded with the figures and lists.
分析了弯头对百叶窗浓缩器浓缩性能的影响；研究了弯头后百叶窗浓缩器的工作情况。
This paper analyzes the influence of elbow on the concentrating performance of louver concentrators and researches the working state of louver concentrators behind elbow.
通过对实际生产中弯头壁厚的调研，分别考察热推、冷弯工艺对弯头壁厚改变的影响。
In the investigation of wall-thickness formed in the actual manufacture process, the variation of thickness in hot-bending and cold-bending were compared.
回弯压力降除考虑回弯头的局部阻力外，还包括相连直管段受回弯影响而增加的压力降。
The additional frictional pressure drop for vertical tubes due to its connection with the bend was accounted into the frictional component due to return flow.
在燃气管道设计中对管道转角的处理，可以采用机制弯管、热煨弯头、冷弯弯管、弹性敷设。
The mechanical elbow, hot-bending bend, cold-bending bend and elastic installation can be used to handle pipeline corners in design of gas pipeline.
采用有限元法分析埋地管道弯头附近固定墩受力情况，建立了管道-土-固定墩相互作用模型。
The model of interaction effect, including pipingsoilanchorage, has been built by analyzing the forces exerted on buried piping elbow with FEM.
结果表明，该主蒸汽管道的弯头、焊缝热影响区和三通等部位石墨化严重，部分部件需要更换。
The results show that the graphitization of the bent, HAZ and tee of the main steam pipeline stand is severe, and the relevant components should be replaced.
介绍在电力行业设备安装、检修过程中管道等径弯头任意角度、任意弯曲半径的展开计算方法。
The paper introduces the developed calculation of the arbitrary Angle yoke of equal radius in the process of installation or repair of the pipes.
介绍在电力行业设备安装、检修过程中管道等径弯头任意角度、任意弯曲半径的展开计算方法。
The paper introduces the developed calculation of the arbitrary Angle yoke of equal radius in the process of installation or repair of the pipes.
应用推荐