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  2. French catheter scale - Wikipedia

    en.wikipedia.org/wiki/French_catheter_scale

    The Charrière is measured by the ''outer'' diameter, and is defined as 1 Fr = 1/3 mm, and thus 1 mm = 3 Fr; therefore the diameter of a round catheter in millimetres can be determined by dividing the French size by 3. [2] The French units roughly correspond to the outer circumference of the catheter (see table below).

  3. British standard ordnance weights and measurements - Wikipedia

    en.wikipedia.org/wiki/British_standard_ordnance...

    47 mm 1.85 inch Ordnance QF 6-pounder: Anti-tank gun 57 mm 2.244 inch Ordnance BL 10-pounder Mountain gun: Mountain gun 69.8 mm 2.75 inch 12-pounder (multiple types) Light field gun 76.2 mm 3 inch Ordnance QF 13-pounder: Light field gun 76.2 mm 3 inch 15- pounder (multiple types) Field gun 76.2 mm 3 inch Ordnance QF 17- pounder: Anti-tank gun ...

  4. Canon de 274 modèle 87/93 Glissement - Wikipedia

    en.wikipedia.org/wiki/Canon_de_274_modèle_87/93...

    The first four guns were completed by Schneider and delivered to the French Army during 1917. They saw heavy use and after 500 shots [6] they were bored out to 285–288 mm (11.2–11.3 in) and provided with new ammunition. One 274 mm and two 285 mm guns were lost during the war. [3]

  5. Canon de 75 mle GP III - Wikipedia

    en.wikipedia.org/wiki/Canon_de_75_mle_GP_III

    11 kilometres (6.8 mi) The Canon de 75 mle GPIII was a field gun used by Belgium during World War II. Cockerill mounted a sleeve in the barrels of ex-German 7.7 cm FK 16 guns received as reparations after World War I to convert them to the standard Belgian 75mm ammunition.

  6. Conversion of units - Wikipedia

    en.wikipedia.org/wiki/Conversion_of_units

    Conversion of units is the conversion of the unit of measurement in which a quantity is expressed, typically through a multiplicative conversion factor that changes the unit without changing the quantity. This is also often loosely taken to include replacement of a quantity with a corresponding quantity that describes the same physical property ...

  7. Canon de 240 L Mle 1884 - Wikipedia

    en.wikipedia.org/wiki/Canon_de_240_L_Mle_1884

    [2] The second conversion of the mle 1884 began during 1914 to mount the earlier Canon de 240 mm G mle 1870-87 on a railroad carriage and was designated the Canon de 24 cm modèle 1870-87 et modèle 1870-93 sur affut tous azimuts Batignolles. This was one of the first pieces of railway artillery built by Batignolles and featured 360° of ...

  8. Foot (unit) - Wikipedia

    en.wikipedia.org/wiki/Foot_(unit)

    0.3048 m. 30.48 cm. 304.8 mm. The foot (standard symbol: ft) [1][2] is a unit of length in the British imperial and United States customary systems of measurement. The prime symbol, ′, is commonly used to represent the foot. [3] In both customary and imperial units, one foot comprises 12 inches, and one yard comprises three feet.

  9. Japanese units of measurement - Wikipedia

    en.wikipedia.org/wiki/Japanese_units_of_measurement

    Japanese units of measurement. Traditional Japanese units of measurement or the shakkanhō (尺貫法) is the traditional system of measurement used by the people of the Japanese archipelago. It is largely based on the Chinese system, which spread to Japan and the rest of the Sinosphere in antiquity. It has remained mostly unaltered since the ...