Powered by Made-in-China.com
API Oilfield Straight Integral Elevator Groove Nmdc Spiral Drilling String Drill Collar
US$1,600.00
1-99 Pieces
US$900.00
100+ Pieces
Sample price:US$1600.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
RepairWarranty
Two YearsModel NO.
Drill CollarManufacturing Process
ForgingSurface Treatment
PolishingOperation Pressure
Atmospheric PressureMaterial
AlloyColor
Red/Bule/CustomizeDiameter
4 1/2"-20"Connection
API, Reg ,Fh, If ,Nc,Tx39 etcMagnetic Material
P530 ,P550Non Magnetic Material
AISI 4154hAvailable
Drill Collar AvailableGroove
Stress Reflief GrooveApplication
S: Energy & Mining,Well Drilling,Metallurgy LluryTransport Package
Standard Export PackageSpecification
API Spec 7-1Trademark
TROrigin
Shandong DongyingHS Code
8431431000Production Capacity
5000 PCS/YearKey features
API & SY Standards Compliance: Manufactured strictly according to API Spec7-1 and SY5411/SY5144 standards.
Customizable Dimensions: Diameter available from 4 1/2 to 20 inches with custom options.
Customizable Colors: Color options include Red, Blue, or fully customized requests.
Two-Year Warranty: Comprehensive two-year warranty coverage for all mechanical equipment.
Spiral Design for Anti-Sticking: Reduces contact area to avoid bit sticking from differential pressure.
Elevator and Slip Grooves: Grooves on box thread face for use as lifting sub and safety slip.
Non-Magnetic Options: Available in AISI 4154h with enhanced resistance to stress and corrosion.
Hardbanding Service: Optional hardbanding available upon customer request.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.93h
AI-Powered supplier vetting
SummaryThe supplier is identified as a professional technical supplier with 3D software design and multiple customization options. Its business covers petroleum machinery, hydraulic components, mechanical equipment services, electrical equipment, instruments, chemical products, and camping houses. Quality and sustainability credentials include ISO9001:2015, ISO45001:2018, and ISO14001, while documented quality procedures, raw-material traceability, and two inspectors support basic quality control. The supplier has in-stock capacity, a one-month average lead time in both peak and off-season, and 12 qualified service-capability suppliers. However, it lacks an available SDK, valid manufacturing-capacity contracts with factories or related subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, and offline trade-show experience. Corrective-action and complaint procedures exist but lack written records. Financial information is represented only by reporting years, so financial...
Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated scope includes petroleum machinery and accessories, hydraulic components, mechanical equipment services, electrical equipment, instruments, and related products, indicating a technically oriented industrial supplier.
CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, and earlier company information states that quality, environmental, and occupational health and safety management system certifications were obtained in 2014. These records provide explicit evidence of certification holdings.
R&D capabilityThe supplier is described as having professional technical R&D capability and can provide 3D software design services, which supports design and technical development capability. However, no SDK is available, indicating a limitation in SDK-based development or integration.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same range is supported in the design-services capability record, providing clear evidence of broad customization capability.
Product Q&A
Q:How do you guarantee quality?
A:
Pre-production samples are always available before mass production; final inspection is always carried out before shipment.
Q:What services can you provide?
A:
Accepted delivery conditions include FOB, CIF, FAS, DDP, and express; payment currencies include USD, AUD, Euro, and RMB; payment types include T/T, L/C, MoneyGram, credit card, PayPal, Western Union, and cash.
Q:What is the after-sales service policy?
A:
We provide 24-hour online maintenance guidance service.
Q:What languages are supported?
A:
English, Chinese, and other languages are supported.
Q:What is the warranty period?
A:
The product comes with a two-year warranty.
Send Inquiry
*To:
Dongying Tianrui Petroleum Technology Co., Ltd.
Dongying Tianrui Petroleum Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
API 7-1 String Tools Slips Non-Magnetic Spiral Drill Collars for Oil Drilling Tools
US$900.00-1,600.00
1 Piece(MOQ)
API 7-1 Well Drilling Nmdc P550 P530 Slip Grooved Spiral Non-Magnetic Drill Collars
US$900.00-1,600.00
1 Piece(MOQ)
API 7-1 Non Magnetic Drill Collar Spiral Drill Collar Nmdc for Drilling Oilfield
US$1,400.00-1,500.00
100 pieces(MOQ)
API P550 Oilfield Drilling Tools Non Magnetic Spiral Drill Collar for Drilling Rig
US$900.00-1,600.00
1 Piece(MOQ)
Corrosion Inspection Oilfield Tools Distributors Spiral Drill Collar with Elevator Groove and Slip Groove
US$1,000.00-10,000.00
1 Piece(MOQ)
API 7-1 Well Nmdc Non-Magnetic Nc38 Drilling String Spiral Pipe Drill Collar
US$1,000.00-10,000.00
1 Piece(MOQ)
7-1 Nmdc Elevator Groove Spiral Non-Magnetic Drill Collars for Well Drilling
US$1,000.00-40,000.00
1 Piece(MOQ)
High Quality Oilfield API Spec 7 Crossover Cementing Drilling String Petroleum Drill Collar
US$900.00-1,600.00
1 Piece(MOQ)
Oilfield Tools Distributors Spiral Drill Collar with Elevator Groove and Slip Groove
US$1,000.00-10,000.00
1 Piece(MOQ)
API Oilfield Wellhead Non-Magnetic Crossover Sub String Petroleum Spiral Drilling Collar
US$1,000.00-10,000.00
1 Piece(MOQ)
API Standard Non-Magnetic Drill Collars Standard Spiral Used in Oilfield Well Petroleum Machinery Drilling Rig Equipment Accessories
US$1,000.00-10,000.00
1 Piece(MOQ)
API Certified Spiral Drill Collar for Oilfield Oil Drilling
US$129.00-229.00
1 Set(MOQ)
API Spec7 P550 P650 Non-Magnetic Drill Collar for Oilfield Drilling String
US$300.00-6,000.00
5 Tons(MOQ)
API 7-1 Standard Drill Collar for Oilfield Drilling
US$1,000.00-30,000.00
1 Piece(MOQ)
Oilfield Wellhead Non-Magnetic Crossover Sub String Petroleum Spiral Drilling Collar
US$1,000.00-40,000.00
1 Piece(MOQ)
API 7-1 Oilfield Drilling Tool BHA 4145h P550 P650 Spiral Drill Collar
US$300.00-6,000.00
5 Tons(MOQ)
API P550 Non Magnetic Drill Collar Nmdc for Drilling Oilfield
US$1,000.00-10,000.00
1 Piece(MOQ)



















