What is the warranty policy?

Yes, the product comes with a warranty.

What are the payment terms?

The terms of payment are T/T (Telegraphic Transfer).

What is the lead time for orders?

Peak season lead time is 1-3 months, while off-season lead time is 3-6 months.

High-Quality DTH Drilling Pipe for Efficient Mining Operations

Name: High-Quality DTH Drilling Pipe for Efficient Mining Operations
Brand: ZHE MACHINERY CO., LTD
SKU: 2018955232

Shandong, ChinaZHE MACHINERY CO., LTD

US$60.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

114mm

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN

Surface Treatment

Sand Blast

Manufacturing Process

Friction Welding

Material

Alloy Steel

Length

1~12m

Hot Sale Size

89mm, 102mm, 114mm, 127mm

Color

as Request

Steel Grade

R780

Transport Package

Standard Export Package

Specification

76mm-168mm

Trademark

Richdrill

Origin

China

HS Code

843143

Production Capacity

280000 PCS/Per

Key features

High-Grade Steel Construction: High grade steel used on thread area and main drill pipe body for durability.

Automated Welding Process: Automated welding ensures strong joints between thread area and main body.

Customizable Length and Color: Length customizable from 1 to 12m; color available as per request.

Wide Application Scope: Suitable for underground mining, quarry benching, and water well drilling.

Multiple Standard Certifications: Certified with CE, RoHS, ISO 9001:2000, and ISO 9001:2008.

Alloy Steel Material: Constructed from durable alloy steel for efficient mining operations.

Sand Blast Surface Treatment: Surface treated with sand blast for enhanced finish and protection.

Comprehensive Warranty: Product comes with a warranty guaranteeing quality and performance.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

ZHE MACHINERY CO., LTD

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2015-05-01Nearest Port: SHANGHAI, QINGDAO, TIANJINAverage Response Time: ≤3.18hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryZHE MACHINERY CO., LTD is a China-based manufacturer/factory in Shandong, established in 2007 and focused on HDD drilling rods and tools, exploration tools, tricone bits, mud motors, and related drilling products. It reports ISO 9001 certification, more than 10 production lines, 11–20 years of R&D engineer experience, 6–10 quality-control staff, and broad export-market coverage. The supplier states that it uses advanced CNC equipment, Baosteel raw materials for HDD drill rods, and a natural-gas continuous walking-beam furnace for heat treatment. It also describes a complete after-sales system and long-term customer relationships. However, the provided information does not verify specific R&D outputs, OEM/ODM capability, customization execution, customer names beyond one trade record, quality traceability, overseas service infrastructure, or the meaning and outcome of the audit evaluation code. Financial figures are excluded.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company based in Dongying, Shandong, China. Its stated business is manufacturing and processing machinery, with products centered on drilling tools and related equipment.

CertificationsThe supplier reports holding ISO 9001 certification. The provided data does not identify the certificate number, scope, issuing body, or validity period, but the stated certification is direct evidence of a management-system certification.

After-Sales capabilityThe company states that it has a complete after-sales system and that previous customers have formed long-term cooperative partnerships. This is explicit evidence supporting after-sales capability, although no service response metrics or overseas service details are provided.

Production capacityThe supplier identifies itself as a manufacturer, operates more than 10 production lines, and states that 18 advanced CNC machines are used for thread machining. It also describes dedicated heat-treatment processing and controlled raw-material sourcing, providing explicit evidence of substantial production capability.