hemos obtenido ISO 9001, ISO 14001, ISO 45001, CE, certificación de calificación crediticia de nivel AAA, etc.
DIN17175 Standard Specification for Seamless tubes of heat-resistant steels-technical conditions of delivery.
Chemical Composition
|
Grade |
C |
Si |
Mn |
P |
S |
|
|
Steel name |
Steel number |
|
|
|
max |
max |
|
St35.8 |
1.0305 |
≤0.17 |
0.10-0.35 |
0.40-0.80 |
0.040 |
0.040 |
|
St45.8 |
1.0405 |
≤0.21 |
0.10-0.35 |
0.40-1.20 |
0.040 |
0.040 |
|
17Mn4 |
1.0481 |
0.14-0.20 |
0.20-0.40 |
0.90-1.20 |
0.040 |
0.040 |
|
19Mn5 |
1.0482 |
017-0.22 |
0.30-0.60 |
1.00-1.30 |
0.040 |
0.040 |
|
15Mo3 |
1.5415 |
0.12-0.20 |
0.10-0.35 |
0.40-0.80 |
0.035 |
0.035 |
|
13CrMo4 4 |
1.7335 |
0.10-0.18 |
0.10-0.35 |
0.40-0.70 |
0.035 |
0.035 |
|
10CrMo9 10 |
1.7380 |
0.08-0.15 |
≤0.50 |
0.40-0.70 |
0.035 |
0.035 |
|
14MoV 6 3 |
1.7715 |
0.10-0.18 |
0.10-0.35 |
0.40-0.70 |
0.035 |
0.035 |
|
X20CrMnV12 1 |
1.4922 |
0.17-0.23 |
≤0.50 |
≤1.00 |
0.035 |
0.035 |
Mechanical Properties
|
Grade |
Tensile strength |
Yield strength(Thickness) |
Elongation |
||||
|
≤16 |
＞16≤40 |
＞40≤60 |
V |
H |
|||
|
Steel name |
Steel number |
Mpa |
min Mpa |
min % |
|||
|
St35.8 |
1.0305 |
360-480 |
235 |
225 |
215 |
25 |
23 |
|
St45.8 |
1.0405 |
410-530 |
255 |
245 |
235 |
21 |
19 |
|
17Mn4 |
1.0481 |
460-580 |
270 |
270 |
260 |
23 |
21 |
|
19Mn5 |
1.0482 |
510-610 |
310 |
310 |
300 |
19 |
17 |
|
15Mo3 |
1.5415 |
450-600 |
270 |
270 |
280 |
22 |
20 |
|
13CrMo4 4 |
1.7335 |
440-590 |
290 |
290 |
280 |
22 |
20 |
|
10CrMo9 10 |
1.7380 |
450-600 |
280 |
280 |
270 |
20 |
18 |
|
14MoV 6 3 |
1.7715 |
460-610 |
320 |
320 |
310 |
20 |
18 |
|
X20CrMnV12 1 |
1.4922 |
690-840 |
490 |
490 |
490 |
17 |
14 |
