Covers inspection, supplementary examination, and pressure test requirements for both resilient-seated and metal-to-metal seated gate, globe, plug, ball, check, and butterfly valves. Pertains to inspection by the purchaser and to any supplementary examinations the purchaser may require at the valve manufacturer’s plant. Covers both required and optional pressure tests by the valve manufacturer at his plant.
![Awaiting product image](https://www.stdtree.com/wp-content/uploads/place.jpg)
API STD 598
$79.00
Valve Inspection and Testing