View all text of Subpart B [§ 64.11 - § 64.55]
§ 64.41 - Stop valve closure.
A stop valve that operates by a screwed spindle must close in a clockwise direction.
View all text of Subpart B [§ 64.11 - § 64.55]
A stop valve that operates by a screwed spindle must close in a clockwise direction.