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Standards
ISO 3834-2
International quality standard for fusion welding of metallic materials, requiring comprehensive quality management.
ISO 3834-2 is a global standard specifying comprehensive quality requirements for fusion welding. It's the highest practical level in the ISO 3834 series (Part 3 is standard, Part 4 is elementary).
Requirements include:
- Documented welding procedures (WPS)
- Qualified welding personnel (welder certificates)
- Welding procedure qualification records (WPQR)
- Material and consumable control
- Inspection and testing requirements
- Non-conformance management
- Traceability systems
Why it matters for attachments:
- Weld failures can cause catastrophic attachment collapse
- Heavy industry buyers require certified welding
- Insurance and liability considerations
- Consistent quality across production runs
Sieruta Attachments is ISO 3834-2:2021 CERTIFIED by TÜV Rheinland - the highest practical welding quality standard. Every attachment leaves our factory with full weld traceability and material certificates.