Mold Steel · Martensitic
Stainless Steel CX
Stainless Steel CX is a mold steel stainless steel — printed corrosion tool steel. Typical values: 1,100 MPa yield, 7.8 g/cm³, rated to 450 °C. Available for 3D printing at FabDigit.
Properties
Typical room-temperature values in the As Printed condition. Metric first, imperial in gray. The bars show where CX sits against the other 87 stainless steel grades in the catalog.
Datasheet
| Yield strength | 1,100 MPa160 ksi |
|---|---|
| Tensile strength | 1,100 MPa160 ksi |
| Hardness | 50 HRC≈ 481 HB |
| Density | 7.8 g/cm³0.282 lb/in³ |
| Specific strength (yield ÷ density) | 141 |
| Min service temp | -50 °C-58 °F |
| Max service temp | 450 °C842 °F |
| Electrical conductivity | 2.6 % IACS1.5 MS/m |
| Machinability | Fair40 / 100 |
| Weldability | Very good75 / 100 |
| Formability | Not recommended5 / 100 |
Values are nominal handbook figures for design screening. Certified mill or lot data ships with every FabDigit order on request.
Against other stainless steel grades
Strength versus weight in the stainless steel family
Yield strength against density for every stainless steel grade FabDigit runs. CX is highlighted; hover a dot for its name, or open the interactive family chart.
Manufacturability
The process limits FabDigit's quote engine applies to CX. Design inside these and the part quotes instantly; outside them it routes to an engineer.
3D printing
| Technologies | DMLS |
|---|---|
| Layer height | 20 – 60 µmdefault 30 µm |
| Minimum wall / feature | 0.5 / 0.3 mm |
| Build envelope | 250 × 250 × 325 mm |
| Supports | Yes |
| Anisotropy | Mild |
| Mandatory post-processing | heat treatment |
Conditions and tempers
How CX is supplied and what each state is for. The default is what FabDigit quotes unless your drawing says otherwise.
| Condition | Best for | Yield MPa | Tensile MPa | Elong. % | Hardness |
|---|---|---|---|---|---|
As PrintedDefault Print State | Standard printed state — fine for prototypes and fixtures | — | — | — | — |
Stress Relieved Heat Treat State | Holds tight flatness/tolerance through heavy machining | — | — | — | — |
Hardened & Tempered Heat Treat State | Delivered at final hardness — no heat treat after machining | — | — | — | — |
Heat treatment and post-processing
Operations FabDigit's suppliers routinely run on CX, ranked by how often they make sense for this grade.
Heat treatment
| Solution Anneal | Dissolve carbides; reset austenite (stainless) |
|---|---|
| Stress Relief | Reduce residual stress without changing structure |
| Quench & Temper | Achieve target hardness with controlled toughness28–55 HRC |
Post-processing
| Manual Deburr | Deburrstandard |
|---|---|
| Passivate (Citric) | Passivation |
| Edge Break (0.5mm) | Deburr |
| Passivate (Nitric / AMS 2700) | Passivation |
| Electropolish | Polish |
| Glass Bead Blast | Blast |
| Laser Mark | Marking |
| CMM Inspection | Inspection |
| FAI Report | Inspection |
| Individual Bag | Packaging |
Surface finishes for CX
Coatings and treatments compatible with stainless steel on the processes CX runs on. Pick them in the quote configurator or call them out on the drawing.
Passivation
- Pickling
Plating
- Electroless Nickel (EN)
- Gold Plating
- Hard Chrome Plating
- Silver Plating
Organic Coating
- Epoxy Coating
Metal Finish
- Electropolished (Metal AM)
- Passivated (Metal AM)
- Plated (Metal AM)
Thermal Spray
- Plasma Spray
Equivalent designations
Standards and trade names that resolve to Stainless Steel CX in FabDigit's catalog. Equivalence is nominal — check the exact specification when certification matters.
- Trade names
- Corrax-like
Stock forms
Raw-material forms FabDigit sources CX in.
Property data is compiled from published supplier and standards handbooks and normalised for comparison; hardness values on non-Brinell scales are converted approximately for charting only. Manufacturability limits are FabDigit quote-engine defaults and may be relaxed by engineering review. Nothing on this page is a certification — request mill certs, CoC or material test reports with your order.