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Premium API 7-1 Drill Collar for Enhanced Drilling Performance
US$4,000.00
10-19 sets
US$3,900.00
20+ sets
Product profile
Customization
AvailableCustomized
CustomizedSurface Treatment
PaintingModel NO.
API SPEC 7-1Type
Spiral Drill CollarUsage
Oil Mining, Well DrillingMaterial
AISI4145hWeight (Kg)
200Condition
NewLocal Service Location
NoneKeyword
Kelly Drill PipeUse
Well DrillingDimension(L*W*H)
2000*150*150mmEnd Protector
Plastic Pipe CapCertification
APIWarranty of Core Components
1 YearSurface
PaintingApplicable Industries
Energy & MiningMarketing Type
Ordinary ProductCore Components
Bearing, Gear, PumpFeatures
Safe and StableMachinery Test Report
ProvidedTransport Package
Iron ShelvesSpecification
Up to the quantitiesTrademark
GOLDENMANOrigin
Shandong, ChinaHS Code
843143Production Capacity
1000pieces/YearKey features
API Standard Compliance: Meets API 7-1 and API 5D/5DP standards for oil mining and well drilling.
High Yield Strength Material: Constructed from AISI4145h alloy steel with high yield strength.
Spiral Groove Design: Features spiral grooves to prevent differential sticking during drilling.
Customization Available: OEM and ODM services available with customization options from samples.
Comprehensive Warranty: 1-year warranty provided for core components including bearings and gears.
Wide Size Range: Available in outer diameters from 3-1/8 inches to 11 inches.
Fast Lead Time: Standard lead time within 15 working days for both peak and off-peak seasons.
Machinery Test Report: Provided with every unit to ensure quality and safety standards.
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: ≤3.51h
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 is the warranty period for core components?
A:
We provide a 1-year warranty for core components such as bearings, gears, and pumps.
Q:Can the drill collar be customized?
A:
Yes, we offer OEM and ODM services with customization options based on samples.
Q:What materials are used for the drill collar?
A:
The drill collars are made from AISI4145h alloy steel with high yield strength.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 piece.
Q:What are the available outer diameters?
A:
We supply sizes ranging from 3-1/8 inches to 11 inches in outer diameter.
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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