Globe valve basic concepts and main standards

Globe valve is a commonly used cut-off valve, mainly used to connect or cut off the medium in the pipeline, generally not used to regulate the flow. Globe valve pressure, temperature range, but generally used for medium and small caliber pipe. The main standards of the globe valve GB12233-89 "universal valve iron stop valve and lifting check valve" GB12235-89 "universal valve flange connection steel stop valve and lift check valve" JB / T53174-94 "globe valve Product quality classification "JB / T53165-92" high pressure balance valve product quality classification "GB / T587-93" marine flange bronze globe valve "GB / T590-93" marine flange cast iron globe valve "GB8464-87" Internal thread connection gate valve, globe valve, ball valve, check valve General technical conditions "GB8465.2-87" internal thread connection gate valve, globe valve, ball valve, check valve basic dimensions of iron globe valve "

Single Girder Bridge Crane is composed of girder weld by steel plate and I steel, end girder, Electric Hoist and traveling mechanism. The electric hoist runs along the lower flange of the I steel of the girder to accomplish article hoisting. It features light structure and easy installation and maintenance, and is widely used in differenct places or hoisting such as factories, warehouses and material yards, capacity from 1t~20t, span length is 7.5m~22.5m(subject to non-standard design according to user's requirements). The classification group is A3,and the operation ambient temperature is -25℃~+40℃.

Single Girder Bridge Crane

Single Girder Overhead Crane,Girder Gantry Crane,Single Beam Crane,Single Girder Underhung Crane

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