What it does
- WPS: standard, process, position, thickness, material, consumables, shielding gas, preheat; Draft → Approved → Withdrawn; a new revision instead of direct editing.
- Welder qualifications (WPQ): range, expiry, 6-month continuity; many-to-many WPS ↔ welder authorisation, revocable.
関連項目
- 規格ISO 9606-1 Qualification testing of welders – Fusion welding – Part 1: Steels
- 規格ISO 15614-1 Specification and qualification of welding procedures – Welding procedure test – Part 1: Arc and gas welding of steels
- 規格ISO 3834 Quality requirements for fusion welding of metallic materials
- 鉄骨の知識Welding basics for steel fabricators
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01 Nov 2026 更新