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Zhongyuan Special Steel Co. , Ltd.
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Company Info
Zhongyuan Special Steel Co. , Ltd.
Street Address:
Jiyuan
City:
Jiaozuo
Province:
Henan
Country/Region:
China
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Manufacturing Equipment
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Spiral drill collars
Based on API Spec.7 and SY/T5144, the spiral drill collars are made of 4145H modified chromium –molybdenum alloy steel. All threads are phosphated, copper zed or cold rolled. All threads machined with CNC Lathes –Double –shoulderd, ...
Market Type:
After Market
Appliaction:
Oil drilling
Drill String Cross-over Sub
According to API Specification, Drill String Cross-over Sub is made from AISI4145H modified chromium molybdenum alloy steel. ZSSC has manufactured three types of subs: Straight OD Subs, Reduced Section Subs and Left Hand Subs. All threads are cold ...
Market Type:
After Market
Appliaction:
Oil drilling
Drill Collar Is Made Of Aisi 4145
[e-Catalog]
According to API Spec.7 and SY/T5144, drill collar is made of AISI 4145 modified chromium- molybdenum alloy steel. All threads are phosphated, copperized or cold rolled , and they are machined with CNC Lathes –Double –shoulderd, ...
Market Type:
After Market
Appliaction:
Oil Drilling
Non-magnetic drill collars
According to API Spec.7 and SY/T5144, the non-magnetic drill collars are made of low carbon stainless steel, which are researched and developed independently by our technical personnel. All threads are cold rolled, and they are machined with CNC ...
Market Type:
After Market
Appliaction:
Oil drilling
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