When the pressure is greater than the standard of the plastic pipe, the pipe will break, slurry and cement will escape from the pipe and pollute the mine.
当料浆的自然压力大于塑料管的耐压值后，便可使塑料管破管，从而使生产中断，浪费大量水泥、尾砂，并造成井下污染。
The pressure loss in the conveying pipe is one of the important parameters during injecting waste plastic particles into blast furnace.
在高炉喷吹废塑料过程中，废塑料颗粒输送管道压力损失是重要参数之一。
Based on plenty of account data, engineering estimated formulas for plastic limit internal pressure were fitted for welded pipe branch junction with incomplete penetration along intersecting line.
基于大量计算数据，拟合得出整圈未焊透三通量纲一塑性极限内压工程估算公式。
Parameters of butt fusion welding of plastic pressure-pipe are different for varying pipe diameters and ambient conditions, and it is also affected by personal factor.
塑料压力管道热熔对接焊的工艺参数随管道尺寸和环境条件的不同而不同，同时还受人为因素的影响。
Water pressure in buried pipe is mainly suppuorted by concrete surrounding on pipe, as plastic of concrete considered, it's bearing capacity can raise to 1.7-2.5 time…
坝内埋管的内水压力大部分由外围混凝土承担，考虑混凝土塑性后，其承载能力可提高1.7～2.5倍。
Weifang Sanjiang Plastic Products Co. , Ltd production of PVC plastic hose, wire tube, fiber tubes, garden pipes, water pipes, high pressure pipe, comp.
PVC管，塑料管，塑料软管，钢丝管，纤维管，塑料管厂，山东塑料管，高压。
Weifang Sanjiang Plastic Products Co. , Ltd production of PVC plastic hose, wire tube, fiber tubes, garden pipes, water pipes, high pressure pipe, comp.
PVC管，塑料管，塑料软管，钢丝管，纤维管，塑料管厂，山东塑料管，高压。
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