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High-Performance API 7-1 Drill Collar for Efficient Drilling
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 7-1 Spiral Design: Spiral grooves prevent differential sticking, ensuring stable and efficient drilling operations.
High-Strength Material: Crafted from AISI4145h alloy steel with specific gravity ~7.8 for durability in demanding environments.
Wide Size Range: Available in outer diameters from 3-1/8' to 11' with standard 31-foot lengths for diverse needs.
Versatile Thread Options: Equipped with API Regular or premium thread connections for maximum reliability and versatility.
Non-Magnetic Option: Non-magnetic variants available to ensure precision for sensitive directional tools in complex operations.
Customization Support: OEM and ODM services available; customization from samples is supported for specific requirements.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season periods.
Quality Assurance: 1-year warranty on core components; machinery test reports provided; random visual inspection.
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: ≤2.94h
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 material of the drill collar?
A:
The drill collar is crafted from high-yield strength alloy steel, specifically AISI4145h, ensuring durability and strength.
Q:What sizes are available?
A:
Outer diameters range from 3-1/8' to 11', with standard lengths of 31 feet, tailored to specific drilling requirements.
Q:Can the product be customized?
A:
Yes, OEM and ODM services are available, and customization from samples is supported.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 piece.
Q:What are the payment terms?
A:
Payment terms include T/T, D/P, Western Union, PayPal, LC, and small-amount payment.
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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