What quality control reports are provided?

We provide chemical composition, mechanical properties, dimension test, hardness, and heat treatment chart reports.

What is the standard for this anchor bolt?

The product meets the ASTM standard.

Self-Drilling Anchor System Nuts for Mining Forged Hollow Thread Anchor Bolt

Name: Self-Drilling Anchor System Nuts for Mining Forged Hollow Thread Anchor Bolt
Brand: Qingdao Donrex Co., Ltd.
SKU: 2057128732

Shandong, ChinaQingdao Donrex Co., Ltd.

US$1.30-3.00

1,000 kg

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Processing Object

Metal

Molding Style

Forging

Molding Technics

Forging

Application

Mining

Material

Steel

Heat Treatment

Normalizing

Surface Treatment

Hot Galvanized

Forging Tolerance

+/-0.5mm

Standard

ASTM

Certification

ISO 9001:2008, TF16949

Transport Package

Bag, Pallet or Plywood Box

Specification

OEM

Trademark

OEM

Origin

Shandong

Production Capacity

500000PCS/Month

Key features

Forged Steel Construction: Manufactured from steel using forging techniques with +/-0.5mm tolerance.

Hot Galvanized Surface: Surface treated with hot galvanizing for enhanced durability and corrosion resistance.

Mining Application: Specifically designed for self-drilling anchor systems in mining environments.

ISO 9001 Certified: Certified under ISO 9001:2008 and TF16949 standards for quality assurance.

Comprehensive QC Reports: Provides chemical, mechanical, dimensional, hardness, and heat treatment reports.

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

100% Finished Inspection: Every product undergoes 100% visual and function inspection before shipping.

18 Years Export Experience: Established in 2007 with 18 years of experience in international trade.

Company profile

Full CustomizationR&D CapabilitiesODM ServicesManagement Certification

Qingdao Donrex Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤7.32h

AI-Powered supplier vetting

SummaryThe supplier specializes in customization services, offering various degrees of customization from designs and samples. They hold ISO9001:2015 and CE certifications, indicating a standard level of quality and compliance. Despite a strong export focus, their innovation capability appears limited as they did not launch any new products last year and do not collaborate with Fortune 500 companies. The company lacks overseas presence and does not participate in offline trade shows, which may restrict their global reach. They also do not maintain a valid manufacturing contract or in-stock service capacity, potentially affecting production reliability.

CertificationsThe supplier holds CE certification for product compliance and an ISO9001:2015 certificate for management systems.

R&D capabilityThe supplier has 7 R&D engineers but has not launched any new products in the past year, indicating limited innovation capability.

Production capacityThe supplier lacks a valid manufacturing contract and does not have in-stock service capacity, which could hinder production reliability.

Customization capabilityThe supplier offers a wide range of customization services, including full and flexible customization from designs and samples.