What delivery conditions are accepted?

Accepted delivery conditions include FOB, CIF, FAS, DDP, and express.

Is customization available?

Yes, we offer full customization, minor customization, flexible customization, customization from samples, and customization from designs.

What is the lead time for production?

The average lead time is one month for both peak season and off-season.

Petroleum Well Drilling String Non Magnetic Slick Drill Collars

Name: Petroleum Well Drilling String Non Magnetic Slick Drill Collars
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2083077612

Shandong, ChinaDongying Tianrui Petroleum Technology Co., Ltd.

US$1,100.00

1-99 Pieces

US$800.00

100+ Pieces

Sample price:US$1100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Repair

Warranty

Two Years

Model NO.

Drill Collar

Manufacturing Process

Forging

Surface Treatment

Polishing

Operation Pressure

Atmospheric Pressure

Material

Alloy

Transport Package

Standard Export Package

Specification

customizable

Trademark

Origin

Shandong Dongying

HS Code

8431431000

Production Capacity

5000 PCS/Year

Key features

Non-Magnetic Material: Alloy construction ensures optimal resistance to stress, corrosion, and cracking.

API Standard Compliance: Manufactured strictly according to API Spec 7-1 and SY5411/SY5144 standards.

Spiral Design Options: Spiral collars reduce contact area to avoid bit sticking from differential pressure.

Customizable Grooves: Elevator and slip grooves available on box thread face for lifting and safety.

Hardbanding Option: Hardbanding is optional at customers' requests for enhanced durability.

100% Quality Inspection: 100% visual inspection of finished products with strict QA/QC procedures.

2-Year Warranty: Comprehensive two-year warranty coverage for peace of mind.

OEM/ODM Support: Full customization, minor customization, and flexible customization services available.

Company profile

Cooperated with Fortune 500High Repeat Buyers ChoiceImporters and Exporters

Dongying Tianrui Petroleum Technology Co., Ltd.

Shandong, China

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?

Pre-production samples are always available before mass production, and final inspection is always carried out before shipment.

Q:What standards are the drill collars manufactured to?

Drill collars are manufactured strictly according to API Spec 7-1 and Standard SY5411 or SY5144.

Q:What is the warranty period?

We provide a two-year warranty for our products.

Q:What after-sales services are provided?

We offer 24-hour online maintenance guidance service and repair services.

Q:What are the accepted payment terms?

Accepted payment currencies include USD, AUD, Euro, and RMB. Payment types accepted are T/T, L/C, MoneyGram, credit card, PayPal, Western Union remittance, and cash.