15CDV6 Low Alloy Steel Manufacturer & Supplier
Chromium-molybdenum-vanadium steel at about 980 MPa tensile that still welds without post weld heat treatment in most sections — the reason it is specified for welded airframe, motor case and ground support structures.
UNS: AFNOR 15CDV6 · DTD 5212 | Category: High Tensile Alloy Steel
Size Range
Outer Diameter: Sheet, plate and tube 1-50 mm · bar 10-200 mm
Chemical Composition (%)
| C | Cr | Mo | V |
|---|---|---|---|
| 0.12-0.18 | 1.25-1.50 | 0.80-1.00 | 0.20-0.30 |
Mechanical Properties
- Tensile Strength
- 980-1180 MPa
- Yield Strength
- 835 MPa min
- Elongation
- 8% min
- Impact
- 27 J at room temperature
Applicable Standards
- AFNOR NF A35-552
- DTD 5212
- ASTM E8
- AMS 2750
- EN 10204 3.1
Applications
- Welded airframe and frame assemblies
- Rocket motor cases and pressure shells
- Launcher and handling structures
- High load brackets and cradles
- Ground support structures
Industries Served
- Airframe & Structures
- Engine & Propulsion
- Space & Launch
- Defence Aerospace
- MRO & Overhaul
- Ground Support Equipment
Equivalent Grades
- 15CDV6
- 15CDV6
- DTD 5212
- DTD 5212
- AFNOR NF A35-552
- AFNOR NF A35-552
- 1.7734 class
- 1.7734 class