wang_01 |
2006-12-13 10:32 |
炉型 工件形状 Pd<>E*>}c. 圆柱 板 薄管 w+owx(mN@ (d/D<1/4,l/D<20) 厚管 kO\aNtK (d/D≥1/4) bjJ212J 盐浴炉 K/min·mm-1 0.7 0.7 0.7 1.0 n.xW"omN W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d g)k::k)<e KW/min (0.117~0.175)D (0.117~0.35)B (0.175~0.35)d (0.25~0.5)d tm}0kWx 空气炉 K/min·mm-1 3.5 4 4 5 -z4pI= W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d rOy-6og KW/min (0.6~0.9)D (0.6~2)B (1~2)d (1.25~2.5)d J4ltHk.| 备 注 l/D值大取上限,否则取下限 H,l/B值大取上限,否则取下限 l/d值大取上限,否则取下限 l/d值大取上限,否则取下限
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