Strength grading basic

 0    39 flashcards    jarekkaminski
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Question English Answer English
Strength grading
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certifies wood
Stiffness
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resists bending
Density
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predicts strength
Bending testing
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breaks timber
Tension testing
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pulls fibers
Design values
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guide engineers
Characteristic value
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guarantees safety
Visual grading
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inspects defects
Machine grading
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measures quality
Knot size
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reduces strength
Slope of grain
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weakens board
Yield
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calculates profit
Strength class
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categorizes timber
Secondary properties
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depend on primary
Indicating parameter
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points to strength
Moisture content
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changes weight
Acoustic grading
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uses sound
Standardization
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unifies rules
Structural use
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supports loads
Softwoods
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grow fast
Hardwoods
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are dense
Glulam
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bonds layers
Growth area
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affects quality
Deviation
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lowers grade
Appearance grading
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values look
Mechanical properties
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define performance
Modulus of Elasticity (MOE)
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measures stiffness
Non-destructive testing
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saves material
Safety factor
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prevents collapse
Load-carrying capacity
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limits weight
Sample
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represents population
Knots
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disrupt grain
Standard
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sets requirements
Algorithm
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processes data
Correlation
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links two values
Batch
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arrives at factory
Coefficient
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adjusts calculation
Timber population
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groups logs
Ultimate strength
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shows limit

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