Abstract
Specifies requirements for handwheel or actuator-operated valves for general application including the following features: inside or outside screw stem; wedge or parallel obturator; metallic or elastomeric obturator seatings; metallic or elastomeric body seatings; ferrous metal and/or copper alloy trims; bolted bonnet connection; flanged ends. Covers valves of the nominal sizes (DN) from 40 to 1000, and applies to valves of the nominal pressures (ISO PN) up to 50.
General information
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Status: WithdrawnPublication date: 1984-12Stage: Withdrawal of International Standard [95.99]
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Edition: 1Number of pages: 9
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Technical Committee :ISO/TC 153ICS :23.060.30
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