Cov hlab ntsha siab yog cov ntim khoom tsim los tuav cov pa roj lossis cov kua dej ntawm lub siab sib txawv ntawm atmospheric siab. Cov hlab ntsha no tau siv dav hauv ntau yam kev siv, suav nrog tshuaj lom neeg, petrochemical, tsim hluav taws xob, thiab kev lag luam roj thiab roj. Cov ntaub ntawv siv los tsim cov hlab ntsha siab yuav tsum muaj peev xwm tiv taus cov xwm txheej huab cua uas lawv raug, suav nrog kev kub siab, kub hloov pauv, thiab qhov chaw corrosive.
Khoom Parameters
|
DIN 17155 Steel Phaj Chemical Composition |
||||||||
|
Qib |
C |
Si |
Mn |
Cr |
Mo |
Ni |
Lwm yam |
Lwm yam |
|
HI |
0.16 |
0.35 |
0.40-1.20 |
0.25 |
0.10 |
0.30 |
Al Ntau dua lossis sib npaug rau 0.02, |
P Tsawg dua lossis sib npaug rau 0.035 |
|
HII |
0.20 |
0.35 |
0.50-1.30 |
0.25 |
0.10 |
0.30 |
||
|
17 mn4 |
0.14-0.20 |
0.40 |
0.90-1.40 |
0.25 |
0.10 |
0.30 |
||
|
19mn 6 |
0.15-0.22 |
0.30-0.60 |
1.00-1.60 |
0.25 |
0.10 |
0.30 |
||
|
15 hmo 3 |
0.12-0.20 |
0.10-0.35 |
0.40-0.90 |
0.25 |
0.25-0.35 |
0.30 |
||
|
13 CrMo44 |
0.08-0.18 |
0.10-0.35 |
0.40-1.00 |
0.7-1.1 |
0.40-0.60 |
|||
|
10CrMo9-10 |
0.06-0.15 |
0.50 |
0.40-0.70 |
2.0-2.5 |
0.90-1.10 |
|||
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