API 598 Valve inspection & testing
CurrentLatest edition found. Still confirm amendments with the publisher.
- Edition
- API 598 11th ed., 2023
- Publisher
- API
- Part family
- Valves
- Reviewed
- 23 October 2026 · source checked
Is API 598 still current?
Yes. API 598 11th ed., 2023 is the latest edition MechAtlas found (MechAtlas review: 23 October 2026). Check the publisher for amendments before you specify it.
What it covers
Inspection and pressure-testing reference for covered valves.
- Material
- Steel
- Typical application
- Oil & gas
- What you specify
- Valve type; size; test duration
- Watch out
- Acceptance criteria depend on valve and test conditions.
Official source
MechAtlas does not reproduce standards. Check the official edition at the publisher's page for API 598 or the API store.
Open in MechAtlasCheck a drawing callout
Other valves standards
- API 598 / ISO 5208 / EN 12266-1 Changing
Valve inspection and pressure testing - API 526 / 527 / 520 / ISO 4126 Current
Relief valve dimensions, seat tightness, sizing - API 594 Current
Check valves: flanged, lug, wafer and butt-welding - API 600 Current
Steel gate valves - API 602 / 608 / 609 Current
Compact gate, ball, butterfly valves - API 6D Current
Specification for valves (absorbed RP 6DR) - ASME B16.10 / EN 558 Current
Face-to-face dimensions - ASME B16.34 Current
Valves — flanged, threaded & welding end - AWWA C504 Current
Rubber-seated butterfly valves (water) - BS 1868 Current
Steel check valves, flanged and butt-welding, petroleum industry - EN 1171 Current
Cast iron gate valves - EN 16767 Current
Metallic check valves