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Standard as Seamless steel tubes for pressure purposes-Part 2:Non-alloy and alloy steel tubes with specified elevated temperature properties.
Application:
It is used for the pipelines of boiler industry.
Details
Size:
O.D.: 10.2-711mm W.T.: 1.6-100mm Length: Max.12000mm
Grade and Chemical Composition(%)
| Standard |
Grade |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
| En10216-2 |
195GH |
≤0.13 |
≤0.35 |
≤0.70 |
≤0.025 |
≤0.020 |
≤0.30 |
≤0.08 |
| P235GH |
≤0.16 |
≤0.35 |
≤1.20 |
≤0.025 |
≤0.020 |
≤0.30 |
≤0.08 |
| P265GH |
≤0.20 |
≤0.40 |
≤1.40 |
≤0.025 |
≤0.020 |
≤0.30 |
≤0.08 |
| 20MnNb6 |
≤0.22 |
0.15-0.35 |
1.00-1.50 |
≤0.025 |
≤0.020 |
/ |
/ |
| 16Mo3 |
0.12-0.20 |
≤0.35 |
0.40-0.90 |
≤0.025 |
≤0.020 |
≤0.30 |
0.25-0.35 |
Mechanical Properties
| Standard |
Grade |
Tensile Strength(Mpa) |
Yield Point(Mpa) |
Elongation(A%) |
| En10216-2 |
L |
T |
| 195GH |
320-440 |
≥195 |
≥27 |
≥25 |
| P235GH |
360-500 |
≥235 |
≥25 |
≥23 |
| P265GH |
410-570 |
≥265 |
≥23 |
≥21 |
| 20MnNb6 |
500-650 |
≥355 |
≥22 |
≥20 |
| 16Mo3 |
450-600 |
≥280 |
≥22 |
≥20 | | 
