DIN 17175 Seamless Steel Tubes For Elevated Temperatures
 |
Standard: DIN 17175 Steel Grade: St35.8, St45.8, 15Mo3, 13CrMo44, 10CrMo910 etc. Size: OD(6.35-76.20mm)ⅹWT(0.71-3.40mm) Application: Used for the pipelines of boiler industry. |
Chemical
Composition:
|
Grade |
Chemical Composition |
|||||
|
C |
Si |
Mn |
P、S |
Cr |
Mo |
|
|
St35.8 |
≤0.17 |
0.10~0.35 |
0.40~0.80 |
≤0.030 |
/ |
/ |
|
St45.8 |
≤0.21 |
0.1~0.35 |
0.40~1.20 |
≤0.030 |
/ |
/ |
|
15Mo3 |
0.12~0.20 |
0.1~0.35 |
0.40~0.80 |
≤0.030 |
/ |
0.25~ 0.35 |
|
13CrMo44 |
0.10~0.18 |
0.1~0.35 |
0.40~0.70 |
≤0.030 |
0.70~ 1.10 |
0.45~ 0.65 |
|
10CrMo910 |
0.08~0.15 |
≤0.50 |
0.40~0.70 |
≤0.030 |
2.00~ 2.50 |
0.90~ 1.20 |
Mechanical Properties:
|
Grade |
Tensile Strength (Mpa) |
Yield strength (Mpa) |
Elongation % |
|
St35.8 |
360 ~ 480 |
≥235 |
≥25 |
|
St45.8 |
410 ~ 530 |
≥255 |
≥21 |
|
15Mo3 |
450 ~ 600 |
≥270 |
≥20 |
|
13CrMo44 |
440~ 590 |
≥290 |
≥20 |
|
0CrMo910 |
450 ~ 600 |
≥280 |
≥18 |