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API 7-1 Non-Magnetic Nc38 Drill Collar for Well Drilling
US$4,000.00
10-19 sets
US$3,900.00
20+ sets
Product profile
Customization
AvailableAfter-sales Service
WarrantyWarranty
1 YearModel NO.
API SPEC 7-1Certification
APISurface Treatment
PaintingMaterial
AISI4145hWeight (Kg)
200Condition
NewLocal Service Location
NoneKeyword
Kelly Drill PipeUse
Well DrillingDimension(L*W*H)
2000*150*150mmEnd Protector
Plastic Pipe CapWarranty 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
8431431000Production Capacity
1000pieces/YearKey features
API 7-1 Nmdc Certification: Certified to API 7-1 and Nmdc standards for reliable well drilling performance.
Non-Magnetic Design: Specially crafted to minimize interference with sensitive directional tools.
High-Strength Alloy Steel: Constructed from AISI4145h alloy steel with high yield strength for durability.
Anti-Differential Sticking: Features spiral grooves to effectively prevent differential sticking issues.
Wide Size Range: Outer diameters from 3-1/8' to 11' and lengths up to 31 feet available.
Versatile Thread Options: Available in API Regular or premium threads for versatile connectivity.
OEM/ODM Customization: Supports OEM and ODM services with customization from samples.
1-Year Warranty: Comprehensive 1-year warranty covering core components and general service.
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: ≤2.69h
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 the drill collar?
A:
We provide a 1-year warranty for the drill collar, covering core components and general service.
Q:Can this drill collar be customized?
A:
Yes, we offer OEM and ODM services, allowing customization from samples to meet specific requirements.
Q:What materials are used for the drill collar?
A:
The drill collar is constructed from top-grade AISI4145h alloy steel, known for its exceptional high yield strength.
Q:What are the available size ranges?
A:
Outer diameters range from 3-1/8' to 11', with standard lengths extending up to 31 feet.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 piece.
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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