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ASTM A333 Gr.6 Seamless Alloy Steel Tubes and Pipes for Low Temperature Pressure Vessel Use
Standard: ASTM,JIS,DIN,GB
Material: STPL39, A333 Gr.6 Q345 1.0356
O.D.: 48-610mm
Thickness: 2-60mm
Other Material Available: ASTM A333- Gr1,Gr3,Gr4,Gr6,Gr7,Gr,Gr9,Gr10,Gr.11
Application: -45~-195°C,low temperature pressure vessel pipes and low tempature heat exchaners
Quality Assurance: Our products are produced in strict accordance with relevant standard, MTC will be provided, Samples are available, and Third party inspection acceptable.
Mechanical Properties
| Standrad | T.S.(MPA) | Y.S (Mpa) | Elongation(%) | |
| ASTM A333-Grade1 | ≥380 | ≥205 | ≥35 | |
| Grade3 | ≥450 | ≥240 | ≥30 | |
| Grade4 | ≥415 | ≥240 | ≥30 | |
| Grade6 | ≥415 | ≥240 | ≥30 | |
| Grade7 | ≥450 | ≥240 | ≥30 | |
| Grade8 | ≥690 | ≥515 | ≥22 | |
| Grade9 | ≥435 | ≥315 | ≥28 | |
| Grade10 | ≥550 | ≥450 | ≥22 | |
| Grade11 | ≥450 | ≥240 | ≥18 |
Mechanical properties
|
standard |
grade |
Tensile strength(MPA) |
yield strength(MPA) |
|
ASTM A333 |
A |
≥330 |
≥205 |
|
B |
≥415 |
≥240 |
|
|
C |
≥485 |
≥275 |
Chemical ingredients
|
standard |
grade |
||||||
|
Chemical ingredients |
|||||||
|
C |
Si |
Mn |
P |
S |
Ni |
||
|
ASTM A333 |
A |
≤0.30 |
|
0.401.06 |
≤0.025 |
≤0.025 |
|
|
B |
≤0.19 |
0.180.37 |
0.310.64 |
≤0.025 |
≤0.025 |
3.183.82 |
|
|
C |
≤0.30 |
≥0.10 |
0.291.06 |
≤0.025 |
≤0.025 |
|
|
| Standrad | T.S.(MPA) | Y.S (Mpa) | Elongation(%) | |
| GB/T1898 -16MnDG | 490-665 | ≥325 | ≥30 | -- |
| 10MnDG | ≥400 | ≥240 | ≥35 | |
| 09DG | ≥385 | ≥210 | ≥35 | |
| 09Mn2VDG | ≥450 | ≥300 | ≥30 | |
| 06Ni3MoDG | ≥455 | ≥250 | ≥30 | |