Drill Pipe with Wrench Flat for DTH Drilling

Name: 2 3/8" 3 1/2" Reg Rod /Drill Pipe with Wrench Flat for DTH Drilling
Brand: Shijiazhuang Weilida Prospecting Machinery Co., Ltd.
SKU: 1999655855

Hebei, ChinaShijiazhuang Weilida Prospecting Machinery Co., Ltd.

US$76.00-358.00

20 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Standard

Ios

Length

1-6m

Usage

Oil Mining, Well Drilling

Material

Carbon Steel

Product Name

DTH Drill Pipe/Water Well Drill Pipe

Production Tachnology

Friction, Nitriding, Upsetting

Application

Mining, Drilling

Thread

API Thread

Diameter

89mm/3.5"

Steel Grade

R780

Transport Package

Boundle

Specification

R780

Trademark

Weilida / none

Origin

China

HS Code

8431431000

Production Capacity

5000000

Key features

Durable Nitriding Treatment: Surface nitriding on joints ensures wear resistance and prevents thread sticking or cracking.

Precision Thread Processing: Uses imported CNC lathes and thread gauges meeting international standards for accuracy.

Wide Application Range: Suitable for rock crushing, anchoring drilling, geothermal, and water well drilling.

Customizable Specifications: Production tailored to customer requirements for various US standard specifications.

High-Quality Materials: Raw materials sourced from well-known large domestic enterprises for stability.

Comprehensive Quality Testing: Equipped with physical and chemical testing machines for hydraulic and heat treatment.

ISO9001 Certified: Passed CQC and ISO9001 certification ensuring leading industry safety and reliability.

Multiple Size Options: Available in outer diameters from 76mm to 140mm with various thread types.

Company profile

Shijiazhuang Weilida Prospecting Machinery Co., Ltd.

Hebei, China

Business Type: Manufacturer/FactoryExport Year: 2022-06-20Nearest Port: TianjinAverage Response Time: ≤6.80hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryShijiazhuang Weilida Prospecting Machinery Co., Ltd. is identified as a Chinese manufacturer/factory and limited company producing drill pipes, drilling tools, drill rigs, and related components. Evidence indicates an established operation founded in 1988, with an approximately 13,000-square-meter factory, 80 employees, three production lines, CNC and friction-welding equipment, and testing capability. The supplier reports ISO 9001 and ISO 14001 certifications, export capability, broad international markets, and stated lead times of within 15 workdays off-season and one month during peak season. It can produce multiple national and international standard specifications and design special products to customer requirements. However, the provided information does not substantiate after-sales service processes, customer case references, or financial credibility. Innovation capability is supported only by limited evidence of R&D personnel and product-design activity.

Supplier typeThe supplier is described as both a trade company in one record and a Manufacturer/Factory in another. Its product, factory, address, and business descriptions consistently support that it operates as a manufacturing supplier specializing in drilling machinery and tools, although the records contain a classification inconsistency.

CertificationsThe supplier reports ISO 9001 and ISO 14001 management-system certifications. Its company description also states that a quality management system was established in accordance with ISO 9001 and is operated through formal personnel training.

R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience and states that it can design and manufacture special drill-pipe and drilling-tool specifications. It also describes efforts to enhance product technical content, providing positive but limited evidence of innovation capability.

Production capacityProduction capability is supported by three production lines, a 13,000-square-meter modern factory, 80 employees, CNC lathes, friction-welding and pipe-end processing equipment, complete production facilities, and a product range covering drill pipes, drilling tools, rigs, and related components. The supplier also reports quality-control personnel and broad export-market coverage.

Customization capabilityThe supplier explicitly states that it can manufacture various national, Russian, American, and European standard products and can design and produce special specifications according to customer needs. It also indicates that mechanical-performance testing of drilling tools can be conducted as required.