Material – BS 3100 Grade BW4
Standard Specification for Steel Castings for General Engineering Purposes
Group - Ferrous Mild Steel Alloys
Sub Group - BS 3100 Grade BW4 Steel Castings for General Engineering Purposes
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Casting
| Chemical Composition | ||
|---|---|---|
| Carbon | C % | 0.450 - 0.600 |
| Silicon | Si % | 0.750 max. |
| Manganese | Mn % | 0.500 - 1.000 |
| Phosphorus | P % | 0.040 max. |
| Sulphur | S % | 0.040 max. |
| Chromium | Cr % | 0.800 - 1.500 |
| Molybdenum | Mo % | 0.400 max. |
| Iron | Fe % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| As Cast or Annealing or Normalizing or Hardening and Tempering |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | - |
| Yield Strength in Mpa | - |
| Elongation in % | - |
| Reduction of Area in % | - |
| Hardness in BHN | 341 min. |
| Impact in Joule | - |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| BW2 | BS | British | Casting |
| BW3 | BS | British | Casting |
| SKS 43 | JIS | Japan | Casting |
| 1.2833 | DIN | Germany | Casting |
| 5145 | SAE | USA | Casting |
| 5145 | AISI | USA | Casting |
| A 29 5145 | ASTM | USA | Casting |