Birmingham gauge | 合法醫療器材資訊網

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Wire gauge system used in medicine

The Birmingham gauge[1] is a wire gauge system, and is also used to specify thickness or diameter of hypodermic needles and tube products.

Birmingham gauge is also known as the Stubs Iron Wire Gauge or Birmingham Wire Gauge. It is not the same as, though similar to, the Stubs Steel Wire Gauge.

Birmingham gauge is often simply termed Gauge, with the abbreviation G.[2] However, this should not be confused with French gauge.

The gauge starts at the lowest gauge number of 5Ø or 00000, corresponding to the largest size of 0.500 inches (12.7 mm), and runs to the highest gauge number of 36, corresponding to the smallest size of 0.004 inches (0.10 mm). Size steps between gauges rang...