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Unit of Pressure Gauge

2017.11.6

(JIS B 7505 quoted partially)

1.Correlation among Unit, Measurement Act and JIS Standards (B 7505)

Unit (New/Old) Pa bar Kgf/㎠ atm mmH2O mmHg or Torr
Conversion table 1 1 x 10-5 1.01972 x 10-5 9.86923 x 10-6 1.01972 x 10-1 7.50062 x 10-3
1 x 105 1 1.01972 9.86923 x 10-1 1.01972 x 104 7.50062 x 102
9.80665 x 104 9.80665 x 10-2 1 9.67841 x 10-1 1 x 104 7.35559 x 102
1.01325 x 105 1.01325 x 10-1 1.03323 1 1.03323 x 104 7.60000 x 102
9.80665 9.80665 x 10-5 1 x 10-4 9.67841 x 10-5 1 7.35559 x 10-2
1.33322 x 102 1.33322 x 10-3 1.35951 x 10-3 1.31579 x 10-3 1.35951 x 10 1
Measurement Measurement unit Measurement unit Not used since 01Oct., 1999 Measurement unit Not used since 01Oct., 1999 Not used since 01Oct., 1999
but blood pressure (mmHg) and In-vivo pressure excluded
JIS STD. Applicable to Pressure gauge N/A Not used N/A Not used Not used

2.Units per JIS standards

Unit/Symbol Symbol Corresponding Value Remark
Pascal／Pa Pa 1MPa = 103kPa = 104hPa = 106Pa Mpa and kPa applied
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