♦ Low temperature impacting test at Minus 40 Deg.C.
♦ Cutting and welding as per end user’s demands.
♦ More restriction for Chromium and Cooper elements contains.
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578.
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Packing with pallets,wooden cases,bundled with iron belts.
►Mechnical property for TB/T 1979 Q450NQR1 STEEL PLATE
Mechanical Property for Q450NQR1 steel plate |
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Thickness (mm) |
Yield strength (≥Mpa) |
Tensile strength (Mpa) |
Elongation % ≥ |
T≤6 |
450 |
550 |
22 |
6<T≤14 |
20 |
||
14<T≤20 |
19 |
►Chemical composition for TB/T 1979 Q450NQR1 STEEL PLATE (Heat Analysis Max%)
Main chemical elements composition of Q450NQR1 |
|||||||
C |
Si |
Mn |
P |
S |
Cu |
Cr |
Ni |
0.12 |
0.75 |
1.50 |
0.025 |
0.008 |
0.20-0.55 |
0.30-1.25 |
0.12-0.65 |