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At Gangsteel, Fe E 355 KTTM represents a versatile cornerstone of our UNI 7382 Steel Plates portfolio, compliant with UNI 7382 for thermomechanically rolled weldable fine-grain steels. Featuring the "KTTM" process for consistent grain refinement, this medium-strength grade ensures easy fabrication and long-term reliability in welded assemblies. It's the reliable workhorse for projects demanding a harmony of strength, ductility, and cost-efficiency.
Browse our entire UNI 7382 Steel Plates series for complementary solutions.
|
Element |
Max % |
|---|---|
|
C |
0.13 |
|
Si |
0.50 |
|
Mn |
1.50 |
|
P |
0.025 |
|
S |
0.02 |
|
N |
0.015 |
|
Al |
0.02 |
|
Nb |
0.05 |
|
V |
0.08 |
|
Ti |
0.05 |
|
Cr |
0.30 |
|
Ni |
0.30 |
|
Mo |
0.10 |
|
Cu |
0.55 |
|
CEV |
0.38 |
Carbon Equivalent (CEQ): C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15
|
Thickness (mm) |
Yield Strength (Min MPa) |
Tensile Strength (MPa) |
|---|---|---|
|
≤16 |
355 |
470-630 |
|
16<t≤40 |
345 |
470-630 |
|
40<t≤63 |
335 |
450-610 |
|
63<t≤80 |
325 |
440-600 |
|
80<t≤100 |
325 |
440-600 |
|
100<t≤120 |
320 |
430-590 |
|
Standard |
Grade |
|---|---|
|
EN 10113-3 |
S355ML |
|
NFS 36-201 |
E 355 FP |
|
SEW 083 |
TStE 355 TM |
|
ASTM |
A572 Gr.50 |
Fe E 355 KTTM shines in shipbuilding, building frameworks, and machinery bases, where its fine-grain properties minimize cracking risks during welding. Offered in 8-300mm thicknesses, with widths to 4020mm and lengths up to 27000mm, it holds approvals from RINA, KR, and CE. For upgrades, consider Fe E 355 KGTM Steel Plate or Fe E 460 KTTM Steel Plate for higher yields.
Gangsteel is your trusted partner—let's discuss your project requirements.
Fe E 460 KTTM, a UNI 7382 steel with ≥460 MPa yield strength, offers fine-grain structure and weldability. Id
Fe E 275 KGTM, a UNI 7382 steel with ≥275 MPa yield strength, offers high weldability and toughness at -60°C
Fe E 355 KGTM, a UNI 7382 steel with ≥355 MPa yield strength, offers excellent weldability and impact resista
Fe E 355 KTTM, a UNI 7382 steel with ≥355 MPa yield strength, is ideal for welded construction and shipbuildi
