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China Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-1 distributor
Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-1

Drilling pipe and tools

(50)
China API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h factory

API Spec 7-1 Oil/Gas/Water Drilling Drill Collar Lifting Sub 2 7/8"- Nc23 AISI 4145h
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Product Information Lifting sub, as professional lifting tools, is mainly applied in the oil and natural gas field and geological investigation. According to API Spec 7-1 specification, there are two options ... Read More
2025-12-26 19:09:44
China API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 203.2mm-Nc56 factory

API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 203.2mm-Nc56
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Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:09:22
China API Spec 7-1 Water Well Drilling Drill Collar Lifting Sub 2 7/8"- Nc26 factory

API Spec 7-1 Water Well Drilling Drill Collar Lifting Sub 2 7/8"- Nc26
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Product Information Lifting sub, as professional lifting tools, is mainly applied in the oil and natural gas field and geological investigation. According to API Spec 7-1 specification, there are two options ... Read More
2025-12-26 19:08:59
China API Spec 7-1 P550 Water Well Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50 factory

API Spec 7-1 P550 Water Well Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50
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Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:08:34
China API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50 factory

API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50
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Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:08:11
China API Spec 7-1 Oil/Gas/Water Drilling Non-Magnetic Drill Collar O. D. 203.2mm-Nc56 factory

API Spec 7-1 Oil/Gas/Water Drilling Non-Magnetic Drill Collar O. D. 203.2mm-Nc56
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Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:07:43
China API Spec 7-1/7-2 AISI 4145h String/Near-Bit Drill Stabilizer O. D 444.5mm factory

API Spec 7-1/7-2 AISI 4145h String/Near-Bit Drill Stabilizer O. D 444.5mm
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Product Information Drilling Stabilizer is the important tools to prevent hole deviation for oil, gas and geological exploration and drilling. Stabilizer is widely used for angle buiding, drop angle, and hold ... Read More
2025-12-26 19:07:19
China API Spec 7-1 P550 Water Well Drilling Non-Magnetic Drill Collar O. D. 165.1mm-Nc46 factory

API Spec 7-1 P550 Water Well Drilling Non-Magnetic Drill Collar O. D. 165.1mm-Nc46
Contact Now

Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:06:52
China API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 165.1mm-Nc46 factory

API Spec 7-1 P550 Gas Drilling Non-Magnetic Drill Collar O. D. 165.1mm-Nc46
Contact Now

Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:06:28
China API Spec 7-1 P550 Oil Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50 factory

API Spec 7-1 P550 Oil Drilling Non-Magnetic Drill Collar O. D. 177.8mm-Nc50
Contact Now

Non-Magnetic Drill Collar are made of low magnetic stainless alloy steel by combining a proprietary chemical analysis and a hammer forging process. The material is resistant to stress corrosion cracking. With ... Read More
2025-12-26 19:06:03
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