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 XAJTsteel EN31 2023/12/22 20:51:00 |
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the forging temperature for the steel to be thoroughly soaked through. Re-heat as often as necessary to keep the temperature above 850掳C. After forging cool very slowly, preferably in a furnace.
Annealing:
Heat uniformly to 800掳C, equalise, then furnace cool. (Hardness about 229 Brinell).
Stress Relieving:
If machining operations have been heavy or if the tool has an unbalanced section, remove stresses before hardening by heating up to 700掳C, equalise, then
cool slowly.
Hardening:
Heat uniformly to 800/820掳C until heated through. Allow 30 minutes per inch of ruling section and quench immediately in oil.
Tempering:
Heat uniformly and thoroughly at the selected tempering temperatures and hold for at least one hour per inch of total thickness.
Tempering 掳C
100
150
200
250
300
350
HRc
64/63
63/62
62/61
60/59
57/56
54/53
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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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