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发表于 2009-9-11 14:57:04
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Direct hardening hardness brinell :3.5-3.8
布氏硬度压痕 3.5-3.8
JDT, please see the end of page two,
in the attachment, I think you can find what you need
I am not sure of my answer , just coming to discuss.
below is link from other forum,
http://www.3dportal.cn/discuz/vi ... able&tid=796880
How do you think of the link and the answer? 本帖最后由 察哈尔汗 于 2009-9-11 15:14 编辑
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