Mechanical Engineering - Machine Design - Discussion
Discussion Forum : Machine Design - Section 11 (Q.No. 34)
34.
The included angle for the British standard whitworth thread is
Discussion:
3 comments Page 1 of 1.
Rahat said:
4 years ago
Sharp V, American National, Unified, metric thread = 60°.
British Standard Whitworth 55°.
British Association 47.5°.
Buttress thread 45°.
Trapezoidal thread 30°.
Acme Thread 29°.
Square Thread Angle 0°.
British Standard Whitworth 55°.
British Association 47.5°.
Buttress thread 45°.
Trapezoidal thread 30°.
Acme Thread 29°.
Square Thread Angle 0°.
(1)
Lovely Khushi said:
4 years ago
According to me; it's 29°.
Aryan Jha said:
4 years ago
Acme= 40°
buttress 45°
square 0.
trapezoidal 30.
British standard 55.
British associates 47.5°.
buttress 45°
square 0.
trapezoidal 30.
British standard 55.
British associates 47.5°.
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