What is the warranty period?

We provide a 1-year warranty with free change for quality issues and timely after-sale assistance.

What is the minimum order quantity?

The minimum order quantity is 1 piece for customized logo, packaging, and graphic customization.

What materials and standards are used?

We use P550 material and strictly abide by API 7-1, API 7-2, SY/T5144 and SY/T5146 standards.

Integral Drill Collar for Maximum Rigidity in Straight Hole Drilling

Name: Integral Drill Collar for Maximum Rigidity in Straight Hole Drilling
Brand: Jiyuan City East Heavy Industry Co., Ltd.
SKU: 1981627301

Henan, ChinaJiyuan City East Heavy Industry Co., Ltd.

US$1,000.00-20,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

East Heavy

Manufacturing Process

Forging

Surface Treatment

Polishing

Operation Pressure

Atmospheric Pressure

Material

P550

Certificate

API

Lead Time (Days)

Video Outgoing-Inspection

Provided

Weight (Kg)

500

Use

HDD Drilling/Oil Drilling

Transport Package

Iron Frame Packaging

Specification

According to the custom

Trademark

East heavy

Origin

Henan China

HS Code

8431431000

Production Capacity

10000PCS/Year

Key features

API Certified Quality: Complies with API 7-1/7-2 and ISO9001 standards for international drilling safety.

High Rigidity Design: Integral drill collar structure with P550 material for maximum straight hole drilling performance.

Wide Size Range: Available in various NC and REG connections from NC23 to NC70 with specific OD/ID options.

Custom Logo & Packaging: Supports customized logo, packaging, and graphic design with a minimum order of 1 piece.

1-Year Warranty: Includes free replacement for quality issues and timely after-sale assistance.

Full Drilling Solutions: Supply of complete drilling tools including drill pipes, bits, and heavy weight drill pipes.

Strict Quality Control: 100% inspection of finished products with professional QC testing before shipping.

Company profile

Years of Export ExperienceSelf-brandedStandardized quality controlOEM Services

Jiyuan City East Heavy Industry Co., Ltd.

Henan, 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: 10 Years CertifiedNearest Port: Tianjin port, Qingdao portAverage Response Time: ≤2.10h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier focused on petroleum drilling tools and machined parts, with listed machining, welding, cutting, drilling, heat-treatment, and straightening equipment. It offers extensive customization, OEM, and ODM services, but does not provide 3D software design services and reported no new products in the past year. Quality and management certifications include ISO9001:2015, ISO14001, and ISO45001:2018, while product and raw-material compliance evidence is recorded only as “Others.” The supplier has written procedures for service assessment, corrective actions, and complaint handling. It reports inventory capability and one-month lead times in both peak and off-season, but lacks a valid manufacturing-capacity contract with related subcontractors, overseas warehouse capability, and overseas showroom capability. Financial information is limited to year references, preventing a substantive assessment of financial credibility. The supplier reports...

Supplier typeThe supplier describes itself as a professional technical supplier and states that its business covers production and sales of petroleum drilling tools and machined parts, along with related trading and logistics activities. This indicates a specialized industrial manufacturer and parts supplier rather than a general trading-only entity.

CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 management-system certificates. However, product compliance certification and raw-material quality reports are listed only as “Others,” without specific standards or certificate details.

After-Sales capabilityThe supplier reports written procedures and records for service-capability assessment, corrective and preventive actions, and effective customer-complaint handling. These documented processes support an established after-sales and service-management capability.

Production capacityThe listed facility includes saws, tempering, deep-hole drilling and boring, straightening, lathes, CNC lathes, wire cutting, welding, spray welding, and milling equipment. It reports inventory capability and one-month average lead times year-round, but also states that no valid manufacturing-capacity contract exists with related subcontractors.

Customization capabilityThe supplier supports customization from samples, designs, full customization, minor customization, and flexible customization, and also reports OEM and ODM services. Although it does not offer 3D software design, the stated manufacturing customization range is broad.

Client casesThe supplier explicitly reports having collaborated with Fortune 500 companies. No customer names, project details, or repeat-buyer information are provided; the recorded repeat-buyer preference is 0, so the depth and continuity of customer relationships cannot be established.

Product Q&A

Q:Are you a manufacturer or trading company?

We are an integrated corporation specialized in manufacturing and exporting.

Q:Can you supply related drilling tools?

Yes, we can supply full set of drilling tools, such as drill pipe, tricone bit, PDC bit, drag bit, DTH Hammer. Moreover, we have drilling equipments like rigs, mud pump, air compressor, etc. as well.

Q:Which payment terms can you accept?

Normally we prefer 30% advance payment after purchase order by T/T, 70% remaining payment before shipping by T/T. And 100% advance payment after purchase order by T/T for small orders.

Q:How is your delivery time?

This will depend on your purchasing quantity. Normally we can deliver 10-15 days.

Q:How can you ensure the quality?

We have our professional QC and all the products will be strict inspection and testing for every order before shipping out.