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High-Performance API Drill Collars for Oil and Gas Applications
US$177.00
1-4 pieces
US$169.00
5-9 pieces
US$158.00
10+ pieces
Product profile
Customization
AvailableCustomized
CustomizedSurface Treatment
SprayModel NO.
Drill CollarType
Non-magnetic Drill CollarUsage
Oil Mining, Well DrillingMaterial
High Manganese SteelWeight (Kg)
500Working Process
MachiningSize
2 3/8-10 3/4''Color
RedAppearance
SmoothWarranty of Core Components
1 YearItem
API OilVideo Outgoing-Inspection
ProvidedApplicable Industries
Energy & MiningMarketing Type
New Product 2020Core Components
EngineAdvantage
PricesProduct Name
Q2 3/8-10 3/4-35 Workover Rig Tong for Oil FieldApplication
Oil FieldMachinery Test Report
ProvidedTransport Package
Plywood CaseSpecification
Drill CollarTrademark
GoldenmanOrigin
ChinaHS Code
843143Production Capacity
10000 Set/Sets Per MonthKey features
API 7-1 Compliance: Manufactured strictly in compliance with API Spec 7-1 and SY5411 standards for reliability.
Non-Magnetic Design: Cold-rolled finish enhances resistance to stress, corrosion, and cracking for superior performance.
Spiral Anti-Sticking: Spiral design minimizes borehole contact, effectively preventing bit sticking due to differential pressure.
Wide Size Range: Available in OD 79.4mm to 279.4mm with various connection types like NC23-31 to NC70-100.
Customizable Options: Offers customization for weight, size, color, and appearance based on customer samples.
Optional Hardbanding: Optional hardbanding available upon customer request to enhance durability and wear resistance.
High Manganese Steel: Constructed from High Manganese Steel (4145H/4145H mod) for robust mechanical performance.
1 Year Warranty: Provides a 1-year warranty on core components including the engine for peace of mind.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.59h
About Our Factory & Business Background
AddressDongying, Shandong, China
Plant Area565 square meters
Number of Employees21
Registered Capital10,000,000 RMB
Terms of PaymentT/T, D/P, Western Union, PayPal, LC, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, EXW, CFR
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1 Pc
Supply Chain Partners40
Our Production Capability & Technical Expertise
Main ProductsDrill Pipe; Heavy-Weight Drill Pipe; Drill Collars; Annular Bop
QA/QC inspectors1 people
Inspection Type for Finished ProductsRandom inspection(Visual inspection)
Inspection Method for Finished ProductsHave instruction but no written records
R&D Engineers2 people
Traceability of Raw MaterialsNo
Own BrandYes
Our Industry Experience & Global Business Record
Year of Establishment2006-03-09
Main MarketsAfrica
Repeat Buyers Choice50%~80%
Annual Export Revenue32,215,943 RMB
Number of Foreign Trading Staff12
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Product Q&A
Q:What standards do the drill collars comply with?
A:
The drill collars are meticulously manufactured in compliance with API Spec 7-1 and SY5411 standards.
Q:What is the material composition of the drill collars?
A:
They are made from High Manganese Steel, specifically 4145H or 4145H mod, ensuring high rigidity and durability.
Q:What is the available size range for OD?
A:
The Outer Diameter (OD) ranges from 79.4mm to 279.4mm, covering various connection types such as NC23-31 to NC70-100.
Q:Can the product be customized?
A:
Yes, customization is available for weight, size, color, and appearance based on customer samples.
Q:What is the warranty period for core components?
A:
We provide a 1-year warranty for core components, including the engine.
Send Inquiry
*To:
Goldenman Petroleum Equipment Co., Limited
Goldenman Petroleum Equipment Co., Limited*Content:
Supplier replies will be sent to your registered email
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