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ANSI B16.10

thread408-65077

ANSI B16.10

ANSI B16.10

(OP)
Can anyone tell me the +/- tolerance on face-face for quarter turn valves per B16.10 ?
Replies continue below

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RE: ANSI B16.10

Anywhere from 2mm to 6mm depending on valve type (butterfly or ball), size, pressure rating, wafer/lug/flanged, etc.  Need more detail to say for sure.

RE: ANSI B16.10

(OP)
150 lb. ball valves

RE: ANSI B16.10

Valves 10" and smaller +/- 0.06"
Valves 12" and larger +/- 0.12"

RE: ANSI B16.10

(OP)
thanks !!!!

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