What are the lead times for production?

The average lead time is one month during both peak and off-peak seasons.

What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is negotiable.

What certifications does the product meet?

The product meets API 7-1 and SY5411/SY5144 standards.

API 7-1 Oil Gas Drilling String Tools Spiral Grooved Non-Magnetic Drill Collar

Name: API 7-1 Oil Gas Drilling String Tools Spiral Grooved Non-Magnetic Drill Collar
Brand: Dongying Tianrui Petroleum Technology Co., Ltd.
SKU: 2069060522

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

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

Spiral Groove Design: Reduces contact area to prevent bit sticking caused by differential pressure.

Non-Magnetic Material Options: Available in AISI 4154h, P530, and P550 materials for specific drilling needs.

Customizable Dimensions: Diameter customizable from 4.5 inches to 20 inches to fit various well requirements.

Elevator and Slip Grooves: Optional grooves on box thread face serve as lifting sub and safety slip during tripping.

Hardbanding Service: Hardbanding is available upon customer request to enhance wear resistance.

Cold Rolled Finish: Unique process on ID and OD surfaces ensures optimal resistance to stress and corrosion.

Full Customization Support: Offers full customization, minor customization, and flexible customization from samples or designs.

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: ≤1.27h

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.