S420MC microalloyed steel sheets are high-strength hot-rolled structural steels manufactured according to EN 10149-2. Thanks to their microalloyed composition and minimum yield strength of 420 MPa, they provide an excellent balance of strength, formability and weldability. Therefore, they are an ideal solution for manufacturing lightweight yet durable structures while maintaining high mechanical performance and long service life.
Sidastico supplies S420MC microalloyed steel sheets with cut-to-size services in a wide range of thicknesses and dimensions. Precision cutting ensures excellent dimensional accuracy, reduces material waste and improves manufacturing efficiency. Furthermore, every order is supplied with an EN 10204 3.1 certificate, ensuring full material traceability and compliance with international quality standards.
The material is suitable for laser cutting, plasma cutting, bending, welding and conventional machining. As a result, manufacturers can reduce component thickness while maintaining structural strength and reliability. Consequently, equipment weight can be lowered, payload capacity increased and operating efficiency improved.
S420MC is widely used for truck chassis, trailers, semi-trailers, cranes, lifting platforms, agricultural machinery, earthmoving equipment and welded structural components. In addition, it is selected for industrial projects requiring reliable mechanical performance, excellent fabrication properties and long-term durability.
Finally, Sidastico supplies S420MC microalloyed steel sheets with fast delivery, consistent quality and expert technical support. Extensive stock availability and advanced cut-to-size services provide reliable solutions for manufacturers looking for certified high-strength structural steels.
Standard
EN 10149-2
Identification Number
1.0980
Classification
Quality Steel
Type
Alloyed Steel
Rolling State
AR – Rolling blank
Brief Description
High-yield strength steel for forming, bending, and deep drawing.
This is a fine-grain steel with low sulphur content and reduced inclusion content.
Applications
Transport vehicles, containers, tanks, agricultural machinery, profiles.
Standard Coil Stock Range
| S420MC black | 1500 |
|---|---|
| 2 | ● |
| 3 | ● |
| 4 | ● |
| 5 | ● |
| 6 | ● |
| 7 | ● |
| 8 | ● |
| 10 | ● |
| 12 | ● |
| 15 | ● |
| 20 | ● |
| S420MC dec. | 1500 |
|---|---|
| 2 | ● |
| 3 | ● |
| 4 | ● |
| 5 | ● |
| 6 | ● |
| 7 | ● |
| 8 | ● |
| 10 | ● |
| 12 | ● |
Chemical Composition
Regulatory standard
| Element | Value |
| C (%) | ≤ 0,120 |
| Si (%) | ≤ 0,50 |
| Mn (%) | ≤ 1,60 |
| P (%) | ≤ 0,025 |
| S (%) | ≤ 0,015 |
| AI (%) | ≥ 0,015 |
| Nb (%) | ≤ 0,090 |
| Ti (%) | ≤ 0,15 |
| V (%) | ≤ 0,20 |
| Mo (%) | 0,150 |
| Element | Value |
| Cu (%) | |
| Cr (%) | |
| Ni (%) | |
| N (%) | |
| B (%) | |
| Nb+Ti+V (%) | * |
| Cr+Mo+Ni (%) | |
| Ni+Cr+Cu+Mo (%) | |
| C.E.V. (%) |
* = (Nb + Ti + V) ≤ 0,22 (%)
C.E.V. (%) = C+(Mn/6)+[(Cr+Mo+V)/5]+[(Ni+Cu)/15]
Mechanical Properties
According to UNI EN 10149
| Mechanical characteristics | Direction | Thicknesses | Values |
| Re (MPa) | L | ≥ 420 | |
| Rm(MPa) | L | 480-620 | |
| A80 (%) | L | < 3 | ≥ 16 |
| A5 (%) | L | ≥ 3 | ≥ 19 |
| Bend Test 180° | T | ≥ 0,5 t | |
| KV 20°C (J) | |||
| KV 0°C (J) | |||
| KV -20°C (J) | L | 40* | |
| KV -40°C (J) | L | 27* | |
| KV -50°C (J) |
* = Standard option
t = thickness in mm of the test piece for the bend test
L = Tensile testing carried out on longitudinal test pieces
T = Bend tests carried out on cross-cut test pieces
Tolerances
Tolerances on the dimensions and on the shape UNI EN 10051
Surface condition UNI EN 10163-2
Certifications
EN10204-3.1
DISCLAIMER: SIDASTICO S.p.A. declines any and all liability for the accuracy and precision of the information herein and reserves the right to modify any part without advanced notice.
We would like to become your trusted partner.
If you have any questions, please do not hesitate to contact us!
Via Astico, 44
36030 Fara Vic.no (VI) – IT
Tel. +39 0445/869500
info@sidastico.com
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