What payment methods do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Do you perform 100% inspection on finished products?

Yes, we conduct 100% visual and functional inspection on all finished products.

What is the forging tolerance for this product?

The forging tolerance is +/-0.5mm.

Mushroom Nut Dome Nut Spherical Nut for Anchor Bolt System

Name: Mushroom Nut Dome Nut Spherical Nut for Anchor Bolt System
Brand: Qingdao Donrex Co., Ltd.
SKU: 2057129612

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

Model NO.

nut

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

Comprehensive Quality Reports: Includes chemical composition, mechanical properties, dimension, hardness, and heat treatment charts.

Advanced Forging Equipment: Equipped with 4000-5000 Ton hydraulic machines and large-scale ring rolling capabilities.

Full Customization Options: Offers full, minor, and flexible customization based on client designs or samples.

100% Finished Product Inspection: Strict visual and functional inspection protocols followed by 3 dedicated QA/QC inspectors.

ISO 9001 Certified Quality: Manufacturing process certified under ISO 9001:2008 and ISO 9001:2015 standards.

Hot Galvanized Surface Treatment: Provides durable corrosion protection through hot galvanization process.

Traceable Raw Materials: Full traceability system implemented for all raw material sourcing.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

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.