000
00254 a2200097 4500
001
27974
100
_a
ASM Committee on Gas Carbonizing
245
_a
Carbonizing and carbonitriding
260
_a
_b
American Society for Metals
_c
1977
090
_c
18682
_d
18682
942
_a
NUST-CAE
_c
_c
9649
999
_c
263047
_d
263047