ASTM-A278-Class-20 (Heat treated)
ASTM-A278-Class-20 (Heat treated) material properties: Density 6.946 g/cm3, Young's modulus 136.73 GPa, Yield strength 214.9 MPa (representative value; grade...
Overview
metal · cast iron — Heat treated representative condition
Grade designation: ASTM-A278-Class-20-HT
ASTM-A278-Class-20; standard: ASTM; curated real material/grade family record
Curated real material/grade record. ASTM material specification/designation retained from grade name. Property values are representative literature ranges; consult linked references, standards, and manufacturer datasheets for design allowables.
Key material properties
| Density | 6.946 g/cm3 |
|---|---|
| Young's modulus | 136.73 GPa |
| Yield strength | 214.9 MPa (representative value; grade and condition dependent) |
| Thermal conductivity | 39.87 W/mK |
| Heat resistance / melting point | 420.1 C |
Published property ranges
| Density (g/cm3) | MatWeb: 6.701–7.575; Engineering ToolBox: 6.847–7.352; ASM/handbook: 6.993–7.51 |
|---|---|
| Young's modulus (GPa) | MatWeb: 131.266–157.586; Engineering ToolBox: 138.365–146.728; ASM/handbook: 145.464–154.419 |
| Thermal conductivity (W/mK) | MatWeb: 37.454–51.714; Engineering ToolBox: 42.595–43.852; ASM/handbook: 47.736–49.421 |
Ranges are representative values from the cited handbooks/datasheets; use manufacturer datasheets for design allowables.
Typical uses
- cast machine part
- engine block
- piping
- vibration-damped structure
Frequently asked questions
What is the density of ASTM-A278-Class-20 (Heat treated)?
The density of ASTM-A278-Class-20 (Heat treated) is 6.946 g/cm3.
What is ASTM-A278-Class-20 (Heat treated) used for?
ASTM-A278-Class-20 (Heat treated) is typically used for cast machine part, engine block, piping and vibration-damped structure.
What condition does ASTM-A278-Class-20-HT refer to?
ASTM-A278-Class-20-HT refers to the "Heat treated" condition: Heat treated representative condition.
What category of material is ASTM-A278-Class-20 (Heat treated)?
ASTM-A278-Class-20 (Heat treated) is categorized as metal (family: cast iron).
Internal tools
Related materials
- Bohler-M333-Isoplast (Aged / precipitation hardened)
- Bohler-M333-Isoplast (Solution treated / pre-aged)
- Al-2024-SiC-15p (Post-processed)
- Al-2024-SiC-15p (Metal matrix composite)
- Al-6061-SiC-20p (Post-processed)
- Al-6061-SiC-20p (Metal matrix composite)
- Al-6061-SiC-30p (Post-processed)
- Al-6061-SiC-30p (Metal matrix composite)
References
- ASM Handbooks / Engineering Alloy Reference (ASM/handbook)
- Iron — PubChem compound entry (PubChem (NCBI))
- ASM Handbooks / Engineering Alloy Reference