爐型 工件形狀 fZ(k"*\MZ
圓柱 板 薄管 )Y`ybADd3
(d/D<1/4,l/D<20) 厚管 )Fw#]~Z
(d/D≥1/4) r)B55;*Fh
鹽浴爐 K/min·mm-1 0.7 0.7 0.7 1.0 7[0<,O6Q
W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d 9VMk?
KW/min (0.117~0.175)D (0.117~0.35)B (0.175~0.35)d (0.25~0.5)d <E:_9#Z0sc
空氣爐 K/min·mm-1 3.5 4 4 5 %jJIR88
W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d _C=01 %/
KW/min (0.6~0.9)D (0.6~2)B (1~2)d (1.25~2.5)d Uu|2!}^T
備 注 l/D值大取上限,否則取下限 H,l/B值大取上限,否則取下限 l/d值大取上限,否則取下限 l/d值大取上限,否則取下限