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 XAJTsteel EN47 2023/12/22 20:51:00 |
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EN47
TYPICAL ANALYSIS
C.
0.50%
Mn.
0.75%
Cr.
1.00%
V.
0.15%
EN47 is a tough oil quenching spring steel which, when heat treated, offers good wear resistance.
Forging:
Forge at 1050掳C. Do not work this steel when it has fallen below 840掳C.
Annealing:
Slow furnace cool from 840掳/860掳C.
Hardening:
Pre heat slowly to 650/700掳C and thoroughly soak. Continue heating to the final hardening temperature of 850/870掳C and allow the component to be heated through. Quench in oil.
Tempering:
Temper immediately after quenching whilst tools are still hand warm. Re-heat to the tempering temperature, soak for one hour per 25 millimetre of total thickness, 2 hours minimum, then cool in air. For most applications tempering will be between 400掳/600掳C.
Tempering 掳C
100
200
300
400
450
500
550
600
HRc
56
53
50
49
46
44
40
36
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Xi'an Jiate Titanium Industry Co.,Ltd |
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Contact
Person: |
Alisa Zhang |
Phone: |
0086-29-85277651 |
Fax: |
0086-29-85490661 |
Zip code: |
710061 |
Address: |
NO.375 Changan South Road,Xian,Xian,Shaanxi |
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Web Site: |
http://www.cntitanium.com |
E-mail: |
alisa@jttitanium.com |
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