Henan Shenlong Petroleum Drilling Tools Co.,Ltd

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 factory >> Heat-treatment

10 meter pit type quenching and tempering furnace and 20 meter horizontal intermediate frequency induction furnace ensure good mechanical properties of drilling tools.

Pit-type Heat-treatment Furnace

Medieum-frequency Heat-treatment Line

Pit-type Heat-treatment Furnace

Pit-type Heat-treatment Furnace
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Non-magnetic Drill collar      Drill collar

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