Table of Content
- EN 41B Round Bar Specification
- Thermal Properties of BS970 EN 41B Bright Bar
- Equivalent Material of Steel EN 41B Rounds
- EN 41B Alloy Steel Flat Bar Heat Treatment
- Most Common Types of EN 41B Steel Round Bar
- Weight Chart of EN 41B Hex Bar
- Hardness Range of EN 41B Standard Rod
- Chemical Composition of EN 41B BS970 Hexagonal Bar
- EN 41B Grade Square Bar Physical Properties
- Mechanical Properties of EN 41B Grade Steel Black Bar
- Temrature range of EN 41B Steel Hexagon Rod
ASTM B473 Type 41B Hex Bar are available in Cut to Length, Refer Specification
| Properties | Value |
|---|---|
| Thermal Conductivity | W/mK – 45 |
| Thermal Expansion | 0-250°C – 13.1 |
Check EN 41B Steel Hexagon Rod Equivalent Standard
| Germany | UK | China | Japan | France |
|---|---|---|---|---|
| 41CrAlMo7/1.8509 34CrAlMo5/1.8507 |
905M39/905M31 | 38CrMoAl | SACM645 | 40CAD6.12 /30CAD6.12 |
| Annealing | 840 – 870°C | Cooling in furnace,Hardness:max 229HB |
|---|---|---|
| Hardening | 930 – 970°C | water or oil quench |
| Tempering | 600 – 650°C | Cooling in air |
| Normalizing | 930 – 970°C | |
| Nitriding | 500-600°C | Hardness after nitridng is 1000-1100HV |
EN 41B Steel Hexagon Rod
BS970 EN 41B Bright Bar
EN 41B Grade Steel Black Bar
Steel EN 41B Rounds
EN 41B Alloy Steel Flat Bar
EN 41B Medium Alloy Steel Rod
EN 41B BS970 Forged Bar
EN 41B Grade Square Bar
View EN 41B Grade Steel Black Bar as per BS970 Standard, Check Weight Chart
| Hex Bar Size (mm) | Weight per Meter (kg) |
|---|---|
| 16 | 1.18 |
| 20 | 1.47 |
| 24 | 1.83 |
| 30 | 2.75 |
| 36 | 3.92 |
| 41 | 5.00 |
| 45 | 5.80 |
| 50 | 7.10 |
| 60 | 9.10 |
| Properties | Hardness (Max) |
|---|---|
| Value | 229HB |
Refer EN 41B BS970 Hexagonal Bar Chemical Composition
Phosphorus
≤ 0.035
Sulfur
≤ 0.035
Carbon
0.35-0.45
Silicon
0.1-0.45
Aluminum
0.9-1.3
Molybdenum
0.1-0.25
Density
7.85 g/cm³
Modulus of Elasticity
210 GPa (30.5 x 10^6 psi)
Thermal Conductivity
45 W/m·K
Thermal Expansion
11.7 x 10^-6 /°C
Melting Point
1425-1540°C (2600-2800°F)
Find Mechanical Strength of EN 41B Medium Alloy Steel Hex Bar
Tensile Strength,Mpa
980
Impact,J
71
Elongation, %
14
Yield Strength ,Mpa
835
Reduction of Area,%
50
| Properties | Value |
|---|---|
| Forging | 850 – 1200°C |
| Normalizing | 930 – 970°C |
| Tempering | 600 – 650°C |
| Hardening | 930 – 970°C |
| Annealing | 840 – 870°C |
| Export to | Price changes and the expected delivery |
|---|---|
| Poland | 5 % extra | 45 days |
| Finland | 5 % extra | 45 days |
| Sweden | 5 % extra | 45 days |
| Norway | 5 % extra | 45 days |
| Kazakhstan | 5 % extra | 45 to 60 days |