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BUMAX Nuts

BUMAX high-strength stainless steel nuts to ISO 4032 and related standards, including hex nuts and lock nuts in austenitic A4/316L and duplex grades. Designed for critical bolted assemblies in corrosive environments across mining, petrochemical, and marine sectors in South Africa. Available from Astra Industrial.

Products in this range

Engineered Components for Industrial Excellence

Gauteng's trusted distributor of access hardware, fasteners, and linear motion systems — 39,000+ components from 9 global brands.

39,000+Products
9Brands
BoksburgJohannesburg
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Compression Latches
SouthcoCompression Latches
Compression Latches
Actuation Systems
EwellixActuation Systems
Actuation Systems
Gas Struts
SUSPAGas Struts
Gas Struts
Hinges
SouthcoHinges
Hinges
Security Fasteners
HafrenSecurity Fasteners
Security Fasteners
Official Distributor For
BUMAX DIRAK Southco Ewellix Suspa PEM Hafren Rivit Thomas Regout
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High-performance engineering components for demanding environments.

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Our Process

From Spec to Supply

A clean, fast process built for engineers and procurement teams.

1

Consultation & Specs

We collaborate with your technical team to understand requirements and recommend the optimal solution.

2

Sourcing & Stock

Top global brands locally stocked in our Gauteng warehouse with short lead times.

3

Delivery & Support

Fast turnaround with responsive after-sales engineering assistance.

Why Choose Us

Built on Trust & Expertise

ISO 9001:2015

Quality-first systems for consistent supply.

B-BBEE Level 1

Strong compliance for procurement support.

50+ Years

Decades of industry leadership.

Local Stock

Gauteng warehouse, fast nationwide delivery.

Ready to Source Your Components?

Get expert guidance, competitive pricing, and fast turnaround.

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Our Brands

World-class engineering brands distributed across South Africa.

About Astra Industrial

Powering Africa's industries with world-class products and expert support.

Engineering
Who We Are

Superior Engineering Starts with the Right Components

Astra Industrial is a B-BBEE Level 1 and ISO 9001:2015 certified supplier of mechanical access hardware, fasteners, and linear motion solutions. Our experienced technical sales team helps industries choose the right products for the most demanding environments.

With over 50 years of industry leadership, we serve engineers and procurement teams across mining, energy, rail, telecommunications, defence, and general manufacturing sectors.

We are the official South African distributor for Southco, Ewellix, DIRAK, Suspa, BUMAX, PEM, Hafren, Rivit, and Thomas Regout — genuine products with full technical support.

Quality Certified

ISO 9001:2015 certified for consistent supply.

Technical Expertise

Sales engineers help spec and deliver solutions.

Global Brands, Local Stock

Stocked in Gauteng for fast delivery.

B-BBEE Level 1

Supporting your procurement goals.

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Get in touch for quotes, support, or enquiries.

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We'd love to hear from you

Whether you need a quote, technical guidance, or have questions — our team is here to help.

Address

Unit 46, N12 Industrial Park, 188 Dr Vosloo Rd, Bartlett, Boksburg

Hours

Mon – Fri: 7:30am – 4:30pm

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