API SPEC 7NRV-ed.1-CHINESE

Specification for Drill String Non-return Valves

NORMA vydána dne 1.7.2006

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The information about the standard:

Designation standards: API SPEC 7NRV-ed.1-CHINESE
Publication date standards: 1.7.2006
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: American technical standard
Kategorie: Technické normy API

Annotation of standard text API SPEC 7NRV-ed.1-CHINESE :

API SPEC 7NRV CHINESE, 1st Edition, July 10, 2006 - Specification for Drill String Non-return Valves

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