|
|
发表于 2007-11-23 20:52:21
|
显示全部楼层
来自： 中国江苏苏州
Starrett® Ground Tool Steel SAE 0-1
6 g. ?/ A' r1 x# NOil hardenable steel alloy recommended for dies, punches, gauges and tools. It should be used where a greater degree of accuracy is desired in hardening. Its precise diameter and smooth finish make it excellent for use as steel shafting. Also referred to as "Silver Steel" in England $ E, e: b3 E4 a% e4 \
$ N5 d6 m' ^5 k- \/ Q
Heat Treatment:
, e- o" K8 T' T3 ^7 n' wFor cross sections smaller than 1/4” heat to 1450º - 1475ºF (788º - 802ºC) and hold until heated through. For larger sections, preheat to 1200ºF (649ºC), then raise to 1450º - 1500ºF (788º - 815ºC) hardening temperature, hold half an hour per inch of cross section. Quench in oil at 125º-150ºF (52º- 65ºC) and TEMPER IMMEDIATELY. |
|
