可以用铜弯头和铜管。
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.
将回弯头分解为直管段和回弯两部分。
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.
冲压弯头的耐压性能最佳。
最后，弯头被送给(交给)了我的朋友。
无论弯头、方管还是圆管都可制作接合。
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.
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.
本公司的生产基地在中国弯头管件之乡-沧州。
The company's production base in China's Rural Pipe Elbow - Cangzhou.
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.
主营产品：钢管，无缝钢管，弯头，法兰，三通，管帽，大小头，管件。
Porduct: steel pipe, elbow, flange, tee, reducer, pipe cap, pipe fitting.
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.
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.
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.
应用推荐