炉型 工件形状 dzbbFvG
圆柱 板 薄管 f:P;_/cJc
(d/D<1/4,l/D<20) 厚管 E*T6kp^b
(d/D≥1/4) XD6Kp[s
盐浴炉 K/min·mm-1 0.7 0.7 0.7 1.0 Z3wdk6%:}
W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d :0%[u(
KW/min (0.117~0.175)D (0.117~0.35)B (0.175~0.35)d (0.25~0.5)d 2 7dS.6
空气炉 K/min·mm-1 3.5 4 4 5 Z;+;_Cw
W/mm (0.167~0.25)D (0.167~0.5)B (0.25~0.5)d (0.25~0.5)d 5IzCQqOPgX
KW/min (0.6~0.9)D (0.6~2)B (1~2)d (1.25~2.5)d ^j.3'}p
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