GX2CrNiMo19-11-3 (EN 1.4518) Stainless Steel Casting Material
Stainless Steel
Introduction
GX2CrNiMo19-11-3 is a corrosion-resistant stainless steel casting grade covered by ISO 11972. Typical family applications include pump casings, impellers, covers and pipe fittings.
| Field | Value |
|---|---|
| Designation | GX2CrNiMo19-11-3 (EN 1.4518) |
| Material Type | Stainless 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
| Standard | Standard Title | Edition | Specification | Identifier |
|---|---|---|---|---|
| ISO 11972 | Corrosion-resistant cast steels for general applications | 2023 | GX2CrNiMo19-11-3 | — |
Related Casting Products
Physical Properties
N/A
Chemical Composition
| Element | ISO 11972Edition 2023 · wt.% |
|---|---|
| C | ≤ 0.03 |
| Si | ≤ 1.5 |
| Mn | ≤ 1.5 |
| P | ≤ 0.040 |
| S | ≤ 0.030 |
| Cr | 18.0–20.0 |
| Ni | 9.0–12.0 |
| Mo | 3.00–3.50 |
Heat Treatment
ISO 11972–2023 · Solution treated
| Step | Operation | Temperature | Cooling |
|---|---|---|---|
| 1 | solution treatment | ≥ 1120 °C[1] | quench |
Notes
ISO 11972 · Edition 2023
[1] Solution treated: Depending on thickness, accelerated air cooling.
Mechanical Properties
Core Mechanical Properties
ISO 11972 — 2023 · Table 2 — Normative
| Property | Solution treated |
|---|---|
| Yield Strength (Rp0.2) | ≥ 180 MPa |
| Tensile Strength | ≥ 440 MPa |
| Elongation | ≥ 30 % |
| Impact Energy | ≥ 80 J[1] |
| Yield Strength (Rp1.0) | ≥ 205 MPa |
- wall thickness ≤ 150 mm; Room temperature; Test blocks used to verify mechanical properties shall not exceed 150 mm thickness. Properties for samples removed from castings shall be agreed between manufacturer and purchaser.
Notes
ISO 11972 · Edition 2023
[1] Impact Energy: Verification of impact tests is required only when indicated by the customer.
Welding Conditions
N/A
Applications
At the stainless steel casting-family level, typical applications of Stainless steel ISO 11972 GX2CrNiMo19-11-3 include valve bodies, pump housings and custom corrosion-service cast components. Other cast components used in this material family include pump casings, impellers, covers and pipe fittings. Typical settings include chemical and pharmaceutical plants, food and beverage machinery, and filling, mixing and liquid-handling systems.
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Last Updated: November 6, 2026