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2017-2-23u2002·u2002A 50 N.B. Hose is required for a temperature of 200°C and working pressure of 19 kg/cm². The specified . pressure for 50 N.B. Single wire braid hose as per : table I is 28 kg/cm². The correction factor at 200°C is . 0.69. Hence the working pressure permissible is 28 x . 0.69=19.32 kg/cm². This is higher than the required . pressure i.e. 19 ...
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