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Fastener's mark method2009.08.18
The first chapter measure (1) fastener's complete markFastener's complete mark form is as follows: In mark each expression contents note: 1- fastener names; 2- fastener standard serial numbers; 3- fastener patterns; 4- fastener specifications, precision; 5- fastener pa…
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2009.08.181847Screw specification intensity
Screw specification intensity Diameter Pitch Diameter of screw Front end diameter Shrinks the angle length Smallest destruction Smallest pulling force Buckles/the inch C D C1 Y Moment of for…
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2009.08.181922Machine tooth screw specification table
The first chapter measure Now in the world the length Measuring unit mainly has two kinds, one kind is the metric system, the Measuring unit for the rice (m), the centimeter (cm), the millimeter (mm) and so on, in Southeast Asia uses and so on Europe, our…
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2009.08.181754The screw tap tooth drills the aperture and rolls makes the diameter comparative table--Lines on face
The screw tap tooth drills the aperture and rolls makes the diameter comparative table--Lines on face Metric system fine thread US standard fine thread Specification Standard diameter 2 levels of teeth drill the aperture Specification (UNC)…
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2009.08.181743The screw tap tooth drills the aperture and rolls makes the diameter comparative table--Coarse thread
The screw coarse thread attacks the tooth to drill the aperture and to roll makes the diameter comparative table Metric system coarse thread US standard coarse thread Specification Standard diameter 2 levels of teeth drill the aperture Spec…
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2009.08.181489Screw material galvanization classification and standard
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2009.08.181350Screw commonly used metal wire rod and mechanical property
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2009.08.181438The screw corrosion prevention processes (5) conclusion
Paint The paint is one organic coatings, mainly uses in protecting the metal parts, the equipment and the structure resists corrosion of the air, is uses for to take is protected between the metal and the…