Can the drill collars be customized?

Yes, we offer customization for color, diameter, and connection types, including full and minor customization options.

What materials are used for the drill collars?

We use Alloy materials including P530, P550, and AISI 4154h for non-magnetic applications.

What are the standard manufacturing processes?

The drill collars are manufactured using forging processes and strictly follow API Spec7-1 and SY standards.

Offshore Drilling Mining Steel Non-Magnetic Slip Drill Collars

Name: Offshore Drilling Mining Steel Non-Magnetic Slip Drill Collars
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2078070662

Shandong, ChinaDongying Tianrui Petroleum Technology Co., Ltd.

US$1,600.00

1-99 Pieces

US$900.00

100+ Pieces

Sample price:US$1600.00/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

Color

Red/Bule/Customize

Diameter

4 1/2"-20"

Connection

API, Reg ,Fh, If ,Nc,Tx39 etc

Magnetic Material

P530 ,P550

Non Magnetic Material

AISI 4154h

Available

Drill Collar Available

Groove

Stress Reflief Groove

Application

S: Energy & Mining,Well Drilling,Metallurgy Llury

Transport Package

Standard Export Package

Specification

API Spec 7-1

Trademark

Origin

Shandong Dongying

HS Code

8431431000

Production Capacity

5000 PCS/Year

Key features

Non-Magnetic Material: Constructed from AISI 4154h and P530/P550 for optimal resistance to stress and corrosion.

Customizable Dimensions: Diameter available from 4 1/2" to 20" with various connection types including API and NC.

Customizable Color: Color options include Red, Blue, or fully customized based on customer requirements.

Hardbanding Option: Optional hardbanding available at customer request for enhanced durability.

API Compliant: Manufactured strictly according to API Spec7-1 and SY5411/SY5144 standards.

Cold Rolled Finish: Unique cold rolled finish on ID and OD surfaces ensures optimal mechanical performance.

Two-Year Warranty: Comprehensive two-year warranty coverage for all mechanical equipment.

OEM/ODM Service: 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: ≤0.82h

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 services can you provide?

We accept delivery conditions like 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?

We provide 24-hour online maintenance guidance service.

Q:What languages do you support?

Our supported languages are English, Chinese, and other languages.

Q:What is the warranty period?

We provide a two-year warranty for our products.