DE3508131C3 - - Google Patents

Info

Publication number

DE3508131C3

DE3508131C3 DE3508131C3 DE 3508131 C3 DE3508131 C3 DE 3508131C3 DE 3508131 C3 DE3508131 C3 DE 3508131C3

Authority

DE

Germany

Prior art keywords

workpiece

burner

camshaft

preheating

hardening

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• 238000000034 method Methods 0.000 claims description 38
• 230000008569 process Effects 0.000 claims description 32
• 238000010438 heat treatment Methods 0.000 claims description 24
• 230000033001 locomotion Effects 0.000 claims description 9
• 239000000155 melt Substances 0.000 claims 1
• 230000007246 mechanism Effects 0.000 description 25
• 239000002184 metal Substances 0.000 description 8
• 239000000843 powder Substances 0.000 description 8
• 230000004323 axial length Effects 0.000 description 3
• 238000006073 displacement reaction Methods 0.000 description 3
• 230000004907 flux Effects 0.000 description 3
• 239000007789 gas Substances 0.000 description 3
• XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
• 239000003638 chemical reducing agent Substances 0.000 description 2
• 238000010276 construction Methods 0.000 description 2
• 239000012530 fluid Substances 0.000 description 2
• 239000007788 liquid Substances 0.000 description 2
• 238000002844 melting Methods 0.000 description 2
• 230000008018 melting Effects 0.000 description 2
• 238000002360 preparation method Methods 0.000 description 2
• 241000237858 Gastropoda Species 0.000 description 1
• 229910052786 argon Inorganic materials 0.000 description 1
• 230000008901 benefit Effects 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 238000009434 installation Methods 0.000 description 1
• 230000004048 modification Effects 0.000 description 1
• 238000012986 modification Methods 0.000 description 1
• 229910052756 noble gas Inorganic materials 0.000 description 1