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Butterfly valve with actuator electric valve - An electrically actuated butterfly valve is a quarter-turn valve controlled by an electric motor. It offers fast and precise flow regulation, remote operation, and versatility for various applications.
Produced under license by Bangladesh Ordnance Factories. [9] [12] Type 56: 7.62×39mm: Assault rifle Bangladesh China: Assembled locally at BOF [13] [9] Carbine; M4 Carbine: 5.56×45mm NATO: Selective fire carbine United States: Used by Special Forces [9] Zastava M59/66: 7.62×39mm: Semi-automatic carbine Yugoslavia: Mainly used to fire the M60 ...
BD-08: BD-08 [9] and BD-08 MK-II with optical sight. It is the current standard-issue rifle of the Bangladesh Army and also used by Border Guard Bangladesh and other forces. It is a Bangladeshi variant of the Chinese Type 81 assault rifle. Type 56 assault rifle - Assembled locally. [10]
A relief valve DN25 on cooling water pipe from heat exchanger Schematic diagram of a conventional spring-loaded pressure relief valve. A relief valve or pressure relief valve (PRV) is a type of safety valve used to control or limit the pressure in a system; excessive pressure might otherwise build up and create a process upset, instrument or equipment failure, explosion, or fire.
A ball valve is a flow control device which uses a hollow, perforated, and pivoting ball to control fluid flowing through it. It is open when the hole through the middle of the ball is in line with the flow inlet, and closed when it is pivoted 90 degrees by the valve handle, blocking the flow. [1]
This is a list of butterflies of Bangladesh. About 430 species are known from Bangladesh, but it is estimated that a total number of 500 to 550 species occurs. [1]