Introduction
GS240 is a carbon steel casting grade covered by EN 10293, EN 10340. Typical family applications include housings, supports, brackets, frames and connecting parts.
| Field | Value |
|---|---|
| Designation | GS240 (EN 1.0455) |
| Material Type | Carbon Steel |
| Sub Type | — |
| Product Form | casting |
Manufacturing Process
Investment Casting
Shell Molding Casting
Sand Casting
Equivalent Materials
N/A
Similar Materials
N/A
Reference Standards
Related Casting Products
Physical Properties
N/A
Chemical Composition
| Element | EN 10293Edition 2015 · wt.%Cast analysis | EN 10340Edition 2007 · wt.%Cast analysis |
|---|---|---|
| C | ≤ 0.23 | ≤ 0.23 |
| Si | ≤ 0.60 | ≤ 0.60 |
| Mn | ≤ 1.20 | ≤ 1.20 |
| P | ≤ 0.030 | ≤ 0.030 |
| S | ≤ 0.025 | ≤ 0.025 |
| Cr | ≤ 0.30[1] | ≤ 0.30[2] |
| Ni | ≤ 0.40[1] | ≤ 0.40[2] |
| Mo | ≤ 0.12[1] | ≤ 0.12[2] |
| Cu | ≤ 0.30[1] | ≤ 0.30[2] |
| V | ≤ 0.03[1] | ≤ 0.03[2] |
Notes
EN 10293 · Edition 2015
[1] Cr/Ni/Mo/Cu/V: Applies only where unspecified in unless otherwise agreed; no intentional addition except for finishing the heat.
EN 10340 · Edition 2007
[2] Cr/Ni/Mo/Cu/V: Cr + Mo + Ni + V + Cu ≤1.00 wt.%.
Heat Treatment
EN 10293–2015 · +N
| Step | Operation | Temperature | Cooling |
|---|---|---|---|
| 1 | Informative: normalizing | 880–980 °C | air |
EN 10340–2007 · +N
| Step | Operation | Temperature | Cooling |
|---|---|---|---|
| 1 | Informative: normalizing | 900–980 °C | air |
Mechanical Properties
Core Mechanical Properties
EN 10293 — 2015 · Table 3 — Normative
| Property | +N |
|---|---|
| Yield Strength (Rp0.2) | ≥ 240 MPa |
| Tensile Strength | 450–600 MPa |
| Elongation | ≥ 22 % |
| Impact Energy | ≥ 31 J |
- wall thickness ≤ 100 mm; Test block of relevant thickness; maximum test-block wall thickness 150 mm; Room temperature; Properties apply to the casting up to the specified maximum wall thickness; above this, foreseeable lowering shall be agreed.
EN 10340 — 2007 · Table 2 — Normative
| Property | +N |
|---|---|
| Yield Strength (Rp0.2) | ≥ 240 MPa |
| Tensile Strength | 450–600 MPa |
| Elongation | ≥ 22 % |
| Impact Energy | ≥ 31 J |
- wall thickness ≤ 100 mm; Test block of relevant thickness; maximum thickness 150 mm; Room temperature; Yield and tensile strength also apply to the casting up to the maximum relevant wall thickness.
Welding Conditions
EN 10293–2015
| Requirement | Value |
|---|---|
| Preheat | 20–150 °C[1] |
| Interpass Temperature | ≤ 350 °C |
| Post-weld Heat Treatment | No post-weld heat treatment necessary |
EN 10340–2007
| Requirement | Value |
|---|---|
| Preheat | 20–150 °C[2] |
| Interpass Temperature | ≤ 350 °C |
| Post-weld Heat Treatment | No post-weld heat treatment necessary |
Notes
EN 10293 · Edition 2015
[1] Preheat: Preheat depends on casting geometry, thickness and climatic conditions.
EN 10340 · Edition 2007
[2] Preheat: Preheat depends on casting geometry, thickness and climatic conditions.
Applications
Typical cast components in this material family include housings, supports, brackets, frames and connecting parts. Typical settings include industrial, agricultural, construction and railway equipment, as well as machinery replacement and maintenance. Pressure-retaining, low-temperature or lifting duties require their own component specification.
Need GS240 Castings?
Contact us for casting and machining inquiries.
Email Us for a QuoteLast Updated: November 6, 2026