How is product quality controlled?

We perform 100% inspection including visual and functional checks on all finished products.

What are the available commercial terms?

We support FOB, CIF, EXW, and CFR international commercial terms.

Do you have your own brand?

Yes, we have our own brand and 12 R&D engineers.

API Pup Joint Casing Tubing Eue Nue Type Downhole Short Drill Pipe

Name: API Pup Joint Casing Tubing Eue Nue Type Downhole Short Drill Pipe
Brand: Tianhe Oil Technology Co., Ltd.
SKU: 1962808981

Heilongjiang, ChinaTianhe Oil Technology Co., Ltd.

US$199.00-6,858.00

1 Piece

Product profile

Customization

Available

Customized

Surface Treatment

Spray

Type

API

Standard

RoHS, AISI

Usage

Oil Mining, Coal Mining, Well Drilling, Ore Mining

Material

AISI 4145h

Transport Package

Wood Case or Stantdard Sea Packing

Specification

O. D. 79-279MM

Trademark

Tianhe

Origin

China

HS Code

8431431000

Production Capacity

5000000PCS

Key features

High Mechanical Strength: Material AISI 4145h offers high mechanical strength and comprehensive performance for downhole applications.

High Accuracy Threads: Threads processed by special CNC machines ensure high accuracy, reliability, and long service life.

Full Customization Available: Offers customization from samples, designs, minor adjustments, and full customization options.

Multiple Steel Grades: Produces plain and EUE tubing pup joints in steel grades J55, N80, and L80.

Extensive Size Range: Available in a wide range of tubing and casing coupling sizes from 1.050 to 20 inches.

100% Product Inspection: All finished products undergo 100% visual and functional inspection by 14 QA/QC inspectors.

Rapid Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.

OEM and ODM Services: Manufacturer with 12 R&D engineers providing ODM services and own brand capabilities.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceQuality AssurancePrivate Mold

Tianhe Oil Technology Co., Ltd.

Heilongjiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier operates in oil drilling, workover, cementing, completion, mining machinery, and related technical services. It has documented production equipment, quality-control procedures, product traceability, complaint-handling procedures, and customization options ranging from sample-based work to full customization. The supplier reports recent new-product development and ODM services, but is not identified as a professional technical supplier and does not provide 3D software design or SDK services. It holds ISO9001:2015, ISO45001:2018, ISO14001, and other certifications. Financial records are identified for 2020–2022, but their contents are not provided. Overseas warehouse, showroom, agent, or branch capabilities are absent. No specific customer cases are disclosed.

Supplier typeThe supplier is explicitly not classified as a professional technical supplier, while its stated business scope covers production, R&D, sales, maintenance, leasing, and technical services for oil drilling, workover, cementing, completion, and mining equipment. This indicates an equipment-focused industrial supplier with related technical-service activities rather than a dedicated professional technical-services provider.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, ISO14001, and other certifications. These certifications provide explicit evidence of quality, occupational health and safety, and environmental management certification.

After-Sales capabilityThe business scope includes maintenance and technical services, and the supplier has a clear, followed procedure for handling customer complaints. However, it has no overseas warehouse, showroom, overseas agent, or overseas branch, so international service coverage is limited based on the available evidence.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating active product-development capability. However, it does not provide 3D software design services, has no available SDK, and is explicitly not classified as a professional technical supplier, which limits the demonstrated scope of innovation support.

Production capacityThe supplier has a broad equipment base including tempering, carburizing and nitriding furnaces, lathes, milling and boring machines, CNC machining centers, and impact-testing equipment. Finished-product inspection instructions are uniformly followed, and the supplier reports 20 years of export experience with 41%–50% of sales from exports.

Customization capabilityBoth records explicitly list customization from samples, customization from designs, minor customization, and full customization. This demonstrates a broad stated customization range covering limited modifications through fully customized products.