Chemical Composition and Mechanical Property
|
Grade |
Chemical Composition(%) |
||||||
|
C≤ |
Mn |
Si≤ |
P≤ |
S≤ |
Al(cid)≥ |
Cu≤ |
|
|
LR AH32 |
0.18 |
0.90-1.60 |
0.50 |
0.035 |
0.035 |
0.015 |
0.35 |
|
LR DH32 |
|||||||
|
LR EH32 |
|||||||
|
LR FH32 |
0.16 |
0.025 |
0.025 |
||||
|
Grade |
Mechanical Property |
|||
|
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
Impacting Test Temperature(°C) |
|
|
LR AH32 |
440-590 |
315 |
22 |
0 |
|
LR DH32 |
-20 |
|||
|
LR EH32 |
-40 |
|||
|
LR FH32 |
-60 |
|||
Delivery States
Heat treatment facilities for hot-rolled, controlled rolling, normalizing, annealing, tempering, quenching, normalizing plus tempering, quenching and tempering, and other delivery states are available as customers’ requirement.
Tests
HIC, PWHT, Crack Detection, Hardness and DWTT test for pipelines steel plates are also available.
