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High-Performance API 7-1 Certified Drill Collar for Oil Wells
US$1,000.00-2,000.00
5 pieces
Product profile
Customization
AvailableCustomized
CustomizedSurface Treatment
SprayModel NO.
Drill CollarType
Non-magnetic Drill CollarMaterial
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
ChinaProduction Capacity
10000 Set/Sets Per MonthKey features
API 7-1 Certified Quality: Strictly adheres to API 7-1 and NS-1 standards for superior reliability.
High Manganese Steel Material: Crafted from top-grade 4145H/4145H mod steel for exceptional durability.
Non-Magnetic Design: Cold-rolled finish enhances stress, corrosion, and cracking resistance.
Wide Size Range: Outer diameter available from 79.4mm to 279.4mm for various applications.
Customization Options: Customized weight, size, color, and appearance based on customer samples.
Spiral & Groove Options: Spiral design prevents bit sticking; optional elevator and slip grooves.
1-Year Core Warranty: Provides a 1-year warranty on core components for peace of mind.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season.
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: ≤3.00h
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 materials are used for the drill collars?
A:
The drill collars are crafted from top-grade 4145H/4145H mod steel or high manganese steel, ensuring superior material quality and performance.
Q:What certifications do the drill collars meet?
A:
Our drill collars strictly adhere to the rigorous API 7-1 and NS-1 standards, as well as SY5411 and SY5144 standards for specific types.
Q:What is the range of outer diameters available?
A:
The outer diameter ranges from 79.4mm to 279.4mm, offering various connection types like NC23-31 to NC70-100.
Q:Can the product be customized?
A:
Yes, customization is available for weight, size, color, and appearance. We support OEM and ODM services based on customer samples.
Q:What is the warranty period for core components?
A:
We provide a 1-year warranty on core components, including the engine, to ensure customer satisfaction and product reliability.
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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