4 mm scale is the most popular model railway scale used in the United Kingdom. The term refers to the use of 4 millimeters on the model equating to a distance...

4 mm may refer to: 4 mm caliber, gun cartridges between 4–5 mm diameter 4 mm scale, in rail transport modelling, 1:76.2 scale with rails 16.5 mm apart...

several 4 mm-scale standards (4 mm to 1 ft (304.8 mm), or 1:76.2), and the only one to be marketed by major manufacturers. The OO track gauge of 16.5 mm (0...

a scale of 2 mm on the model to 1 foot on the prototype, which scales out to 1:152. The track gauge used to represent prototype standard gauge (4 feet...

Effectively the scale is 1:159, 9 mm to 1,435 mm (4 ft 8+1⁄2 in), which is the width of standard gauge railway. However the scale may vary to simulate wide or...

railway scale and gauge combination of 4 mm scale and 9 mm (0.354 in) gauge tracks, which models a prototype track gauge of 2 ft 3 in (686 mm). It is...

which have bullets in the 4 millimetres (0.16 in) to 4.99 millimetres (0.196 in) caliber range. All measurements are in mm (in). .177 caliber "Voluntary...

This is a list of scale model sizes, listing a variety of size ratios for scale models. Super Series - 1:1400 Scale, Modern Brands website (accessed 2017-06-21)...

Wikiversity has learning resources about Vernier scale Use of vernier scale in mm and cm – simulator Use of vernier scale in inch – simulator of measurement and...

HO or H0 is a rail transport modelling scale using a 1:87 scale (3.5 mm to 1 foot). It is the most popular scale of model railway in the world. The rails...

7 mm scale, also known as British O scale is a model railway scale of 1:43.5 (or 7 mm to 1 ft; hence its name). The scale is thus different from American...

435 mm by choosing various spacings such as 30 mm (1.181 in) at 1:48 scale, 1.25 in (31.75 mm) at 1:45.2 scale, 32 mm (1.26 in) at 1:44.8 scale, 32.96 mm...

railways allowing construction of models to a scale of 4 mm to 300 mm (1 ft) (1:76.2), the predominant scale of model railways of the British prototype....

3 mm scale, also known as 3 mm finescale, is a model railway scale of 3 mm : 1 ft (305 mm) used for British prototypes. Introduced as British TT gauge...

TT scale (from "table top") is a model railroading scale at 1:120 scale with a track gauge of 12 mm between the rails. It is placed between HO scale (1:87)...

added after the base scale as follows: no letter = standard gauge (1,250–1,700 mm or 49.2–66.9 in) m = metre gauge (850–1,250 mm or 33.5–49.2 in) e =...

track gauge of a nominal Eighteen Millimetres) is a variant of 4 mm to a foot (1:76) scale used in model railways. EM was developed because OO gauge, favoured...

5 mm to 1 foot scale (1:55.4 or 1:55) is used for modelling narrow gauge railways. 12 mm (0.472 in) gauge track is used to represent 2 ft (610 mm) to...

players enact simulated battles using scale models called miniature models, which can be anywhere from 2 to 54 mm in height, to represent warriors, vehicles...

For instance, a Z scale wheel flange as defined in the NEM standard should be about 9% of the scale nominal standard gauge (6.5 mm / 0.256 in), whereas...

is the modelling of narrow-gauge railways in HO on N (9 mm / 0.354 in) gauge track in 1:87 scale ratio. The term HOn30 (and sometimes HOn2½) is generally...

G scale or G gauge, also called large scale (45 mm or 1+3⁄4 inches), is a track gauge for model railways which is often used for outdoor garden railways...

American OO scale is a model railroad standard that has a scale of 4 mm to 1 foot (1:76) and utilises 19 mm (0.748 in) for the standard gauge track. The...

different gauges; for example, HO scale uses 16.5 mm as the standard gauge of 4 ft 8+1⁄2 in (1,435 mm), 12 mm to represent 1,000 mm (3 ft 3+3⁄8 in) gauge (HOm)...

description given to modelling 3 ft (914 mm) narrow gauge railways in 4 mm scale with 12 mm (0.472 in) gauge track. 3 ft (914 mm) prototypes were common in Ireland...

Z scale is one of the smallest commercially available model railway scales (1:220), with a track gauge of 6.5 mm / 0.256 in. Introduced by Märklin in 1972...

(4 mm scale, 18.2 mm gauge), P4 gauge (4 mm scale, 18.83 mm gauge), 3 mm finescale (3 mm scale, 14.2 mm gauge), 2 mm finescale (2 mm scale, 9.47 mm gauge)...

S scale (or S gauge) is a model railroad scale modeled at 1:64 scale, S scale track gauge (space between the rails) is 22.48 mm (0.885 in). S gauge trains...

HR=N-h*d} , where d is the depth in mm (from the zero load point), and N and h are scale factors that depend on the scale of the test being used (see following...

The Brinell scale /brəˈnɛl/ characterizes the indentation hardness of materials through the scale of penetration of an indenter, loaded on a material...