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2009

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Beijing Metalwork Technology Trade Co., Ltd.

Integral 3-Straight Rib Stabilizer

Integral 3-Straight rib stabilizer, Integral 4-Straight rib stabilizer, working surface are provided with carbide insert compoun
Integral Spiral Blade Stabilizer

Integral 3-Spiral Blade Stabilizer, Integral 4-Spiral Blade Stabilizer (string type ,near bit type ). The working hardfacing sur
Oil Casting

API casing, seamless or ERW casing size from 4-1/2" to13-3/8" and also large size ERW 16", 18-5/8", 20" casing.
Grade H40, J55
Standard Drill Collar

The drill collar are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144 . All threads
Integral Heavy Weight Drill Pipe

Integral heavy weight drill pipe is made from AISI4145H alloy steel.acc.to API Spec.7 and SY/T5144. It is formed by hot forged a
Kelly

Our company offers square and hexagonal kellys. Kellys are available up to 46 feet long.Our kellys are made from 4145H modified
Integral Heavy Weight Drill Pipe

Integral heavy weight drill pipe is made from AISI4145H alloy steel.acc.to API Spec.7 and SY/T5144. It is formed by hot forged a
Standard Drill Collar

The drill collar are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144 . All threads
Spiral Drill Collar

The spiral drill collar are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144 . All
Oil Casting

API casing, seamless or ERW casing size from 4-1/2" to13-3/8" and also large size ERW 16", 18-5/8", 20" casing.
Grade H40, J55
Kelly

Our company offers square and hexagonal kellys. Kellys are available up to 46 feet long.Our kellys are made from 4145H modified
Drill Pipe

We can supply all kinds drill pipes with standard certificate.
Non-Magnetci Drill Collar

The non-magnetic drill collar are made of 4145H modified chromium-molybdenum alloy steel according to API Spec 7 and aSY/T 5144

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