A588 grade K steel plate is a kind of high strength low alloy structural steel with 345 Mpa minimum yield. When properly exposed to the atmosphere, A588 Grade K is suitable for many applications in the bare condition.
A588 grade K steel plate specification:
Thickness: 6MM to 200
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
A588 grade K chemical composition:
Grades |
C max |
Mn |
P max |
S max |
Si |
Ni max |
Cr |
Cu |
V |
A588GR.K |
0.20 |
0.75-1.35 |
0.04 |
0.05 |
0.15-0.50 |
0.50 |
0.40-0.70 |
0.20-0.40 |
0.01-0.10 |
A588 grade K mechanical property:
ASTM A588 grade K |
Plates and bars |
Structural shapes |
||
|
<100mm |
≥100-125mm |
>125-200 |
|
Tensile strength min MPa |
485 |
460 |
435 |
485 |
Yield strength min MPa |
345 |
315 |
290 |
345 |
Elongation min |
21 |
21 |
21 |
21 |
A588 grade K steel plate application:
A588 grade K steel plates are used in Construction of Bridges, Highway Construction and Other Engineering construction.
A588 grade K steel plate heat treatment: Hot rolled, Control rolled, normalized, quenched and tempered, cold rolled.
A588 grade K steel additional condition :
UT (Ultrasonic examination),AR(As Hot Rolled only),TMCP(Thermal Mechanical Control Processing),N(Normalized),Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35) ,Charpy V-Notch Impact Test,HIC test, NDT ,PWHT( Simulated Post Weld Heat Treatment),NACE 0175,The Third Party Test (Such as SGS Test), Coated or Shot Blasting and Painting.
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