Quality certified welding services
Welding quality you can trust
Quality certified welding is essential to prevent welding failure or fabrication defects. Don’t risk project safety or downtime. Knox Engineering is certified to AS/NZS ISO 3834 Part 2 - the highest international standard for welding quality.
Our skilled workmen and rigorous control processes ensure the consistent quality, strength and durability of every weld. When weld quality is critical, you can rely on Knox Engineering.
The ISO 3834.2 standard is the most demanding certification of welding quality available in Australia. Knox Engineering meets all requirements, including:
- Hiring qualified welding staff
- Inspection & testing plans
- Weld quality testing by NATA
- Traceability documentation
- Ongoing skill training
- Quality systems meeting ISO 9001
Advantages of ISO 3834.2 certified welding
Not all welding services are equal. Unlike other engineering fabrications, all Knox welding is certified to AS/NZS ISO 3834 Part 2. This extra level of quality assurance provides peace of mind and helps reduce safety hazards for our customers.
Quality certified welding is critical for industries such as construction, manufacturing, mining, oil and gas, where weld quality is essential for safety and performance.
Alternatively, you may have experienced the high costs of rectification and rework. You may wish to avoid the headache and added costs. Finding a fabrication partner that can deliver quality, the first time, and every time, is the best way to achieve this.

A reputation for quality
Delivered direct to site
All certified welding services are carried out in our Sydney factory. Completed projects can be delivered directly to your site in NSW and the ACT, or shipped anywhere across Australia.
Our commitment to precision and reliability ensures your metalwork arrives free from defects.
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Why choose us?
Quality
Experience
