A non-rising stem gate valve should...
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Question 1 of 27070
5eccef9bbacbc34ba4d4538f
A non-rising stem gate valve should __________.
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A
be completely opened with the hand wheel locked hard at the end of the last opening turn
B
be opened to the end of the last opening turn, then rotate the hand wheel in the closing direction by approximately 1/4 of a turn
C
be opened by 1/2 of the total number of turns available from full closed to full open
D
be opened as much as needed, regardless of how little the gate has been moved from its seat
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Question 1 of 27070
5eccef9bbacbc34ba4d4538f
Q
A non-rising stem gate valve should __________.
A
be completely opened with the hand wheel locked hard at the end of the last opening turn
B
be opened to the end of the last opening turn, then rotate the hand wheel in the closing direction by approximately 1/4 of a turn
C
be opened by 1/2 of the total number of turns available from full closed to full open
D
be opened as much as needed, regardless of how little the gate has been moved from its seat
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