Is customization available?

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

What is the minimum order quantity?

The minimum order quantity is negotiable.

API Spiral Water Well Non Magnetic Drilling String Slick Drill Collar

Name: API Spiral Water Well Non Magnetic Drilling String Slick Drill Collar
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2073608232

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

Customized

Surface Treatment

Polish

Model NO.

Drill Collar

Type

Non-magnetic Drill Collar

Standard

AISI

Usage

Oil Mining, Coal Mining, Well Drilling, Ore Mining

Material

Alloy

Color

Red/Bule/Customize

Diameter

4 1/2"-20"

Connection

API, Reg ,API, If ,Nc

Magnetic Material

P530 ,P550

Non Magnetic Material

AISI 4154h

Transport Package

Standard Export Package

Specification

customizable

Trademark

Origin

Shandong Dongying

HS Code

8431431000

Production Capacity

5000 PCS/Year

Key features

Non-Magnetic Design: Made from P530/P550 materials to ensure optimal resistance to stress and corrosion.

API & SY Standards: Manufactured strictly according to API Spec7-1 and SY5411/SY5144 standards.

Spiral Structure: Reduces contact area to avoid bit sticking caused by differential pressure.

Customizable Options: Supports customization for color, diameter, connection type, and material grades.

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

Elevator & Slip Grooves: Grooves made on box thread face for use as lifting sub and safety slip.

High Bending Strength: Features bending strength ratios ranging from 2.38:1 to 3.18:1 for various models.

Cold Rolled Finish: Cold rolled finish on ID and OD surfaces strengthens structure and performance.

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: ≤0.85h

AI-Powered supplier vetting

SummaryThe supplier is a professional technical provider with strong R&D and 3D design capabilities, offering extensive customization services. They lack overseas presence and SDK availability, but maintain ISO certifications. Their financial credibility over the last three years is documented, although lacking specific figures. Manufacturing capacity is limited by the absence of valid contracts with subcontractors. They have procedures for quality control but lack written records for corrective actions.

Supplier typeThe supplier is a professional technical provider involved in petroleum machinery, hydraulic components, and camping house manufacturing. They offer 3D design services.

CertificationsThe supplier holds certifications in quality management (ISO9001:2015), environmental management (ISO14001), and occupational health and safety (ISO45001:2018).

Production capacityThe supplier lacks valid contracts with subcontractors, limiting manufacturing capacity.

Customization capabilityThe supplier offers extensive customization options, including full customization from samples and designs.

Product Q&A

Q:How do you guarantee quality?

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

Q:What services can you provide?

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

English, Chinese, and other languages.

Q:What is the lead time for production?

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