250bar gauge VS 300bar gauge?

If I have a gauge that only reads up to 250bar, am I ok using a 300bar bottle filled to 250 (gauge will read max pressure)? Or should I upgrade the gauge to one that reads up to 300bar (gauge will read 250, with 50bar of unused gauge)?

Am I over thinking this?

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If I have a gauge that only reads up to 250bar, am I ok using a 300bar bottle filled to 250 (gauge will read max pressure)? Or should I upgrade the gauge to one that reads up to 300bar (gauge will read 250, with 50bar of unused gauge)?

Am I over thinking this?
250 is 250, period (ignoring individual gague inaccuracies, of course).

Whether your gauge max is 250, 300, or even 1,000... if you fill to 250, you're GTG.
 
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