Here is a bearing temperature standard, please check it
Here is a bearing temperature standard, please check it
PRODUCT
Non-ferrous metal heat treatment process specification
by：Waxing
2020-10-03
(1) heat treatment method of heat treatment of aluminum alloy on behalf of the symbol T1 - artificial aging;
T4 - solid solution + natural aging;
T5 - solid solution + incomplete limitation;
T6 - solid solution + full aging;
2 casting aluminum alloy heat treatment code solid solution temperature (
℃)
Holding time,
h）
Aging temperature cooling method (
℃)
Holding time,
h）
Copper and copper alloy material grades (1) temperature cold or hot rolling after annealing after forging, cold drawn, recrystallization annealing after cold bending stress of low temperature annealing temperature (
℃)
The cooling temperature (
℃)
The cooling temperature (
℃)
Pure copper cooling T1, T2, T3, T4650 ~ 700 water of 950 ~ 700 air brass HMn58-290 ~ 310
Empty ~ HPb59-2600 ~ 650600 ~ 650
1 empty bronze QA19-275 ~ 290
Water 400 2 time: 4700 ~ 750 copper and copper alloy in accordance with the time of heat preservation temperature and furnace charging amount is different.
High temperature annealing heating coefficient generally according to carbon steel annealing heating coefficient of 0.
7 ~ 0.
8 meter, according to the low temperature annealing to machinery and the heating coefficient of straightening stress meter, in addition, there are in accordance with the levels of furnace charging and appropriate adjustments.
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