When such a steel solidifies, a shrinkage cavity know as a "pipe" is formed in the top central part of the ingots.
当这种钢液凝固时，在钢锭头部中央会形成收缩孔。
In drilling engineering, drill pipe often sticks in salt formation because of wellbore shrinkage.
在钻井工程中，盐岩层井眼易发生缩径卡钻。
The utility model relates to a hot shrinkage pipe device which can evenly hot blow a plastic pipe to be deformed and quickly cold blow the deformed plastic pipe for shaping.
本实用新型涉及一种能将塑料管均匀吹热变形，并快速吹冷定形的热缩管装置。
The results show that the new mould′s life is more than 5 times than that of former one, the cost is reduced by 73%, and the shortages such as shrinkage pipe…
结果证明，换底锭模寿命比旧式锭模延长5倍、费用降低73%，并可基本上消除合金的缩孔、缩松缺陷。
The results show that the new mould′s life is more than 5 times than that of former one, the cost is reduced by 73%, and the shortages such as shrinkage pipe…
结果证明，换底锭模寿命比旧式锭模延长5倍、费用降低73%，并可基本上消除合金的缩孔、缩松缺陷。
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