• 9point6@lemmy.world
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      5 days ago

      I find bar more intuitive even if it’s just hPa/1000

      Nearly 7 bar is impressive for any tyres

      • MentalEdge@sopuli.xyz
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        5 days ago

        Any car tire.

        For road bicycles 7 bar is just “normal”, 8 and above isn’t unheard of.

        A guy once asked if I was crazy when I was pressurizing my hybrid bike to 6 bar, and I just pointed to the sidewall where the rating said 4.5-6.5 bar. The range is wide because the pressure you should use varies depending on what you weigh, and how you want to balance rolling resistance vs comfort.

        And even then the safety margin on bike tires is more than double the max rating, so it’s perfectly safe to go a full bar over if you want.

      • teletext@reddthat.com
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        5 days ago

        100 psi
        14400 lbf/ft^2 (pounds-force per square foot)
        1600 ozf/in^2 (ounces-force per square inch)
        689.475729 kPa (kilopascals)
        689475.729 Pa (pascals)
        6.80459639 atm (atmospheres) (unit officially deprecated)
        6.89475729 bars
        68.9475729 dbar (decibars)
        6894.75729 mbar (millibars)
        5171.49326 Torr (torr) (unit officially deprecated)
        5171.49252 mmHg (millimeters of mercury)
        203.602068 inHg (inches of mercury)
        70.30696 m WC (meters of water column)
        0.07030696 km WC (kilometers of water column)
        230.6659 ft WC (feet of water column)

        • Kitathalla@lemy.lol
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          5 days ago

          I didn’t know Torr was deprecated… For some reason that was always the number for STP I could remember in physics.

        • LifeLemons@lemmy.mlOP
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          5 days ago

          Can you give me a reading in burgers needed to achieve that pressure in my heart?