Position: Management Theory
API standard and cop steel- API standard and cop steelBe in early 1926, american oil learns (API) issue API-5L standard, include A25, A, B3 to plant only at first steel class, released several times again later, see a table 4. Express t...
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- Gnathic type crusher
- Gnathic type crusher It is to use two jaw board the extruding to stock and curve action, thick broken or medium break the crusher of all sorts of hardness stock fetterses. Its are broken the orgnaization...
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- Of conduit metal stuff choose
- Conduit metal stuff
One, of conduit metal stuff choose1.The characteristic of stuff of pressure conduit metalPressure conduit involves all trades and professions, it is to its main demand " safety and use...
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- Conduit overview
- Conduit is to use connection of pipe, pipe the device that is used at carrying gas, liquid or the fluid that carry solid grain with what the connection such as valve becomes.
Normally, after the pressure...
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- Introduction of rubber belt conveyor
- Rubber belt conveyorCarry equipment
Introduction of rubber belt conveyor: Leather belt conveyer, rubber belt conveyor is applied to carry accumulation density to be less than 1.67/ ton / stere, draw out ex...
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- Conveyer classification
- Conveyer is pressed commonly have without drawing will undertake classified. Have drawing conveyer includes drawing commonly, bear the weight of component part, actuating device, tension station, change to be...
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- Conveyer history
- Conveyer history: The tall bowl car of Chinese ancient time and the to turn over that carry water, it is the rudiment of contemporary bucket elevator and scraper conveyer; In 17 centuries, begin to apply cabl...
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- Principle of helix grader job
- Principle of helix grader job:
Helix grader is have the aid of differs at solid bead size, specific gravity is different, the principle with the consequently different settling speed in the liquid...
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