Plat 3CR12 / 410s ASTM A240 Stainless
Product : Plat 3CR12 Stainles Steel
Kategori : Weldable chromium stainless steel
Standard: ASTM A240
Grades : 3CR12
Technique: HRAP (Hot Rolled Annealed and Pickled)
Equivalent:
EN 10088.2 grade 1.4003, ASTM A240 410S, A240M grades UNS S40977 and S41003 and ASME SA240 grades UNS S40977 and S41003. 1.4003 is also included in EN 10028.7
Characteristic
Stainless steel 3CR12 is a proprietary modification of Grade 409 chromium stainless steel. It has been developed as a readily fabricated, low cost grade, exhibiting good resistance to wet abrasion and mildly corrosive environments.
Availability
Plat
Thickness: 6mm – 30mm
Size: 1500 x 6010 mm Standard
Supplied Condition: HRAP (Hot Rolled Annealed and Pickled)
Finish in plate: 2B
Chemical Composition
| Mat’l | C | Si | Mn | P | S | Ni | Cr | Ti | Mo |
| 304 | 0.042 | 0.25 | 1.35 | 0.025 | 0.024 | 8.28 | 18.41 | 0.02 | 0.30 |
| 3CR12 | 0.030 | 0.51 | 1.36 | 0.024 | 0.019 | 0.59 | 11.25 | 0.32 | 0.04 |
| 430 | 0.12 | 1.00 | 1.00 | 0.040 | 0.030 | 0.50 | 18.00 | 0.06 | – |
Mechanical Properties 3CR12, SS 304 & 430
| Mechanical Properties | SS 304 | 3CR12 | 430 |
| Tensile Strength (MPa) | 515 | 460 | 483 |
| Yield Strength (MPa) | 205 | 280 | 310 |
| Hardness, Brinell | 201 | 223 | 183 |
| Elongation at break (%) | 40.0 | 18.0 | 22.0 |
Physical Properties 3CR12, SS 304 & 430
| Physical Properties | SS 304 | 3CR12 | 430 |
| Density (g/cm³) | 8.00 | 7.74 | 7.75 |
| Elastic Modulus (GPa) | 193 | 200 | 200 |
| Thermal Conductivity (W/mK) | 16.2 | 30.5 | 26.3 |
| Electrical Resistivity (nΩ.m15°C) | 720 | 570 | 600 |
| Coefficient of Thermal Expansion (0-100°C) | 17.2 | 10.8 | 10.4 |
Application
3CR12 is a particularly recommended for use on moderately aggressive environments found in the construction, industrial, marine, mining and mineral processing fields. Typical examples include:
• Ore Cars • Pipe & Tube for Slurry Handling • Coal Chutes and Liners • Storage Bins and Hoppers • Locomotive Bodies • Ash Handling • Masonry Fixings • Coal Wash Plant Structure • Conveyor Decking • Sand – Chutes Dredging • Bus frames • Containers
