API 621 : 2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
10-30-2018
English
01-01-2010
1 Scope
2 Normative References
3 Owner Access
4 Owner Responsibilities
5 Inspection, Identification, and Disassembly of Valves
6 Repair of Valve Parts
7 Post-Repair Assembly
8 Pressure Test
9 Preparation for Shipment
10 Tagging and Reconditioning Facility Identification
Annex A (normative) - Stem Packing
Annex B (normative) - Weld Overlay of Stems
Annex C (normative) - Tests
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