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ASTM D6240-98, 2006, ASTM D6240-98 Standard Tables of Body Measurements for Men Sizes Thirty-Four to Sixty (34 to 60) ASTM D6458-99, 2006, Standard Tables of Body Measurements for Boys, Sizes 8 to 14 Slim and 8 to 20 Regular; ASTM D6960-04, 2004, Standard Table of Body Measurements Relating to Women's Plus Size Figure Type, Sizes 14W-32W
The standard ASTM B258-02 (2008), Standard Specification for Standard Nominal Diameters and Cross-Sectional Areas of AWG Sizes of Solid Round Wires Used as Electrical Conductors, defines the ratio between successive sizes to be the 39th root of 92, or approximately 1.1229322. [3]
ASTM D6960-04 – Women's Plus sizes (2004) There is no mandatory clothing size or labeling standard in the US, though a series of voluntary standards have been in place since the 1930s. The US government, however, did attempt to establish a system for women's clothing in 1958 when the National Bureau of Standards published Body Measurements ...
Although such information contains long lists of sieve sizes, in practice sieves are normally used in series in which each member sieve is selected to pass particles approximately 1/ √ 2 smaller in diameter or 1/2 smaller in cross-sectional area than the previous sieve. For example the series 80mm, 63, 40, 31.5, 20, 16, 14, 10, 8, 6.3, 4, 2.8 ...
The use of US standard clothing sizes by manufacturers as the official guidelines for clothing sizes was abandoned in 1983. [5] [6] In the United States, although clothing size standards exist (i.e., ASTM), most companies do not use them any longer. [2] Size inconsistency has existed since at least 1937.
Internationally the ISO sizes [6] are used with 14/23, 19/26 and 24/29 very common in research laboratories, with 24/29 the most common. In the US the ASTM sizes [7] (equal to the now obsolete Commercial Standard 21) are used with common sizes being 14/20, 19/22, 24/40 and somewhat 29/42. In the US 24/40 is most common.
Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...
It defines mechanical properties for sizes M12–36. [2] This is a standard set by the standards organization ASTM International, a voluntary standards development organizations that sets technical standards for materials, products, systems, and services. In 2016, ASTM officially withdrew specification A325 and replaced it with ASTM F3125. [3]
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