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Products > cold work > Beijing Metalwork Petroleum Technology Co.,Ltd | Similar Products
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cold work

" found 2 Products from Beijing Metalwork Petroleum Technology Co.,Ltd, China
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Six-party Drill Pipe

Six-party Drill Pipe
The six-party drill pipe is made from AISI4145H alloy steel. According to API Spec.7 and SY/T6509. IT is formed by hot forged and fully heat-treated by intermediate frequency induction heat treatment ...

Spiral Drill Collars

Spiral Drill Collars
The spiral drill collars are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144 . All threads can be phosphated,copperised or cold worked. All threads are ...
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