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API Rod Pipe Wrench Flat Drilling Elevator Spiral 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 for reliability.
Customizable Dimensions: Diameter customizable from 4 1/2" to 20" with various connection types like API, Reg, NC.
Non-Magnetic Options: Available in Non-Magnetic Material AISI 4154H for specific drilling requirements.
Spiral Design for Anti-Sticking: Spiral drill collars reduce contact area to avoid bit sticking from differential pressure.
Elevator & Slip Grooves: Grooves made on box thread face for use as lifting sub and safety slip during trips.
Two-Year Warranty: Comprehensive two-year warranty coverage for peace of mind and quality assurance.
Hardbanding Optional: Hardbanding available upon customer request to enhance durability and wear resistance.
High Bending Strength: Optimized bending strength ratios ranging from 2.38:1 to 3.18:1 for structural integrity.
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: ≤1.00h
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, and final inspections are always carried out before shipment.
Q:What is the warranty period?
A:
We provide a two-year warranty for our products.
Q:What after-sales services are provided?
A:
We offer 24-hour online maintenance guidance service.
Q:What are the available customization options?
A:
We support customization for Color (Red/Blue/Custom), Diameter (4 1/2"-20"), Connection types, and Material (Magnetic/Non-Magnetic).
Q:What standards are used for manufacturing?
A:
Drill collars are manufactured strictly from API Spec7-1 and SY5411/SY5144 standards.
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
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