| wang_01 |
2006-12-13 10:32 |
炉型 工件形状 p Kjoi{
Z
圆柱 板 薄管 p!<$vE
(d/D<1/4,l/D<20) 厚管 .LuB\o$
(d/D≥1/4) B-T/V-c7
盐浴炉 K/min·mm-1 0.7 0.7 0.7 1.0 "luR9l,RRE
W/mm (0.167～0.25)D (0.167～0.5)B (0.25～0.5)d (0.25～0.5)d lZrVY+ D
KW/min (0.117～0.175)D (0.117～0.35)B (0.175～0.35)d (0.25～0.5)d f uB) qt!E
空气炉 K/min·mm-1 3.5 4 4 5 m/@<c'i
W/mm (0.167～0.25)D (0.167～0.5)B (0.25～0.5)d (0.25～0.5)d W{ rt8^1
KW/min (0.6～0.9)D (0.6～2)B (1～2)d (1.25～2.5)d j*
*s^Sg
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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