ASTM-SAE A738Gr.C steel plate for Fine-grain structural steels, normalised rolled steel
A738Gr.C steel plate, under ASTM-SAE standard A738Gr.C steel plate, under ASTM-SAE standard, we can regard A738Gr.C steel plate as Fine-grain structural steels, normalised rolled steel.
A738Gr.C steel plate is one mainly of Fine-grain structural steels, normalised rolled steel,A738Gr.C steel plate is under ASTM-SAE standard equivalent to EN: S420NL,which with a minimum fracture elongation of 19% and the tensile strength of A738Gr.C is 520 to680 MPa.
| A738Gr.C ASTM-SAE MATERIAL# 1.8912 |
Comparison of steel grades | |
| UNE36081 | AE 420 KT | |
| EN 10111 | S420N | |
| DIN17102 | T StE 420 | |
| NFA36 201 | E420FP | |
| BS4360 | - | |
A738Gr.C steel Chemical composition
Chemical elements |
C max |
Si max |
Mn max |
P max |
S max. |
Cu max |
Cr max |
Ni max |
V max |
Nb max |
Al min |
| %,by mass | 0.20 | 0.60 | 1.00-1.70 | 0.025 | 0.020 | 0.55 | 0.30 | 0.80 | 0.20 | 0.05 | 0.02 |
A738Gr.C steel Mechanical properties
thickness |
Yield StrengthReH[N/mm2] transv.min. |
TensileStrengthRm[N/mm2]transv. | Fracture Elongation[%]transv. min. | Notch Impact Energy1)Ch Vcomplete samplelongitud. min [J] |
| t≤ 16mm t >16mm |
420 400 |
+20 KV 40J 0 KV 34J -10 KV 30J -20 KV 27J -30 KV 23J -40 KV 20J -50 KV 16J |
||
| t < 3mm t≥ 3mm |
520-680 | |||
| Up to 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm ≥ 3mm |
19 |
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