China ASTM A276 AISI 420 Stainless Steel Round Bars, Find details about China ASTM A276 AISI 420 Stainless Steel Round Bars, ASTM A276 AISI 420 Stainless Steel Round Bar from ASTM A276 AISI 420 Stainless Steel Round Bars
| Grade | DIN | UNS | SUS | Inox |
| SS 420 | 1.4021 | S42000 | 420 | 420 |
| Standards | : | ASTM, ASME |
| Designation | : | A 276, SA 276 |
| Grade | : | Stainless steel 420 Round Bars |
| Range | : | Range - 3.17mm to 350mm dia |
| Element | C | Mn | P | S | Cr |
| Carbon | Manganese | Phosphorus | Sulphur | Chromium | |
| Percent By Weight | 0.15 | 1.00 max | 0.040 max | 0.03 MAX | 12.0-14.0 |
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 420 | 7800 | 200 | 10.3 | 10.8 | 11.7 | 24.9 | - | 460 | 550 |
Standard | ||||
| ASTM | A 276, A 314 | |||
| ASME | SA 276, SA 314 | |||
Material | ||||
| SS 420 | DIN 1.4021 | UNS S42000 | SUS 420 | Inox 420 |
UNS = Unified Numbering System
TYPE = Commonly used grade name
AMS = Aerospace Society for Testing and Materials
ASTM = American Society for Testing and Materials
FEDERAL = Federal specifications
| UNS | TYPE | AMS | ASTM | FEDERAL | CHARACTERISTICS |
| S42000 | 420 | 5621 | A-276
A-314 | QQ-S-763 | 420 is similar to 400, but the raised carbon content produces higher strength and hardness. Heat treatment to 50 RC min. |
| S42020 | 420F | 5620 | A-582 | - | Free-machining variation of 420. |
| S42023 | 420F Se | 5620 | A-582 | - | Similar to 420F, commonly used for forging. |