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A reducer reduces the pipe size from a larger to a smaller bore (inner diameter). Alternatively, reducer may refer to any fitting which causes a change in pipe diameter. [15] This change may be intended to meet hydraulic flow requirements of the system or adapt to existing piping of a different size. The reduction length is usually equal to the ...
3/4"x14 BSP parallel thread, [14] which has a 55° Whitworth thread form, a pitch diameter of 25.279 millimetres (0.9952 in) and a pitch of 14 threads per inch (1.814 mm); 3/4"x14 NGS [15] (NPSM) parallel thread, sealed by an O-ring, torqued to 40 to 50 N⋅m (30 to 37 lbf⋅ft) on aluminium cylinders, [16] which has a 60° thread form, a pitch ...
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 ...
Orifice plate showing vena contracta. An orifice plate is a thin plate with a hole in it, which is usually placed in a pipe. When a fluid (whether liquid or gaseous) passes through the orifice, its pressure builds up slightly upstream of the orifice [1] but as the fluid is forced to converge to pass through the hole, the velocity increases and the fluid pressure decreases.
2) solution, is added to a stream of flue or exhaust gas and is reacted onto a catalyst. As the reaction drives toward completion, nitrogen (N 2), and carbon dioxide (CO 2), in the case of urea use, are produced. Selective catalytic reduction of NO x using ammonia as the reducing agent was patented in the United States by the Engelhard ...
The use of autogas (called LPG in both French and Dutch speaking Belgium) was once very popular in Belgium, thanks to the subsidies given by the government to install conversion kits. Since, 2003, when the subsidies disappeared, the number of cars running on LPG has decreased and the number of cars running on diesel has increased.
It has a 4.125-inch (104.8 mm) bore and a 3.750-inch (95.25 mm) stroke. The 400 differed from other small-blocks in that the cylinders were siamesed and therefore required 'steam' holes in the block, head gaskets, and heads to help alleviate 'hot-spots' in the cooling system at the point above the siamesed cylinders.
Valve ejected due to mix up with valve threads 3/4"NPSM and 3/4"BSP(F) caused damage to a dive shop compressor room. [92] A valve ejected during filling due to incompatible thread killed the operator by impact to the chest. [38] A valve failed on a diver's emergency cylinder on a diving support vessel during preparation for a dive injuring five ...