This model is about steam stop valve tutorial for beginners and this tutorial comes into parts. This model is about Body. Stop valve is installed in steam turbine drainage, feed water drainage, heater drainage, boiler drainage, superheater drainage, air exhaust, water wall combined tank drainage, wall drainage and other pipes and containers, as the opening and closing device. Boiler steam globe stop valve changed the traditional globe valve structure form, using the high pressure differential throttling sleeve structure. With strong anti-erosion, easy operation, long service life, valve parts can be disassembled, low maintenance costs.