An excellent surface is obtained, together with accurate contour and pitch. ... i 50 to 450 60 to 125 20 to 130 i 150 60 to 80 20 to 100 t a 50 to 70 20 to 80 i a 40 to 60 20 to 80 1 a 30 to 50 15 to 40 li a a 10 to 20 2 a a 6 to 20 24 a a . 6 to 15 3 a a 4 to 6 4 a a - 4 to 6 Type of Thread Screw Size B*, BFj, BT% BG% C.
Title | : | Manual of Light Production Engineering |
Author | : | Harry Rupert Heap, Kenneth Roud |
Publisher | : | - 1968 |
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