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| Categories | Steel Round Bar |
|---|---|
| Brand Name: | MITTEL |
| Model Number: | 30CrNiMo8 |
| Certification: | SGS ISO MTC |
| Place of Origin: | China |
| MOQ: | 100KGS |
| Price: | 1.2USD/KG |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 80000KGS |
| Delivery Time: | 7 Days |
| Packaging Details: | Wooden Pallet |
| Steel grade: | Alloy Steel |
| Alloy or not: | Is Alloy |
| Technique: | Hot Rolled |
| Application: | Structural Steel Bar |
| Type: | Alloy Steel Bar |
| Standard: | ASTM,DIN,AISI,JIS |
| Shape: | Round |
| Length: | 1--12m |
| Surface: | black or bright,Polished |
| Product name: | 30CrNiMo8 qt alloy steel round bars |
| Surface treatment: | Black/Peeling/Polishing/Machined |
| Diameter: | 12mm-650mm |
| Delivery condition: | annealed |
| Heat treatment: | Normalized +Annealed +Quenched + Tempered |
| Company Info. |
| JIANGSU MITTEL STEEL INDUSTRIAL LIMITED |
| Verified Supplier |
| View Contact Details |
| Product List |
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 157 (≥) | 187 (≥) | 22 | 24 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 443 |
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson's coefficient, ν |
|---|---|---|---|---|---|---|---|
| 24 | - | - | 0.33 | - | |||
| 725 | 417 | - | 34.3 | 332 | - | ||
| 546 | - | 41 | 22.2 | 224 | 343 |
Surface:
mill finish (not polished)
brushed
mirror
embossed
oxidized
cold-rolled
hot-rolled
3.[Structural steel 17CrNiMo6 1.6587 bar& rod]
Chemistry:
| C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni |
|---|---|---|---|---|---|---|
| 0.15-0.21 | 0.40 | 0.50-0.90 | 0.025 | 0.015 | 1.50-1.80 | 1.40-1.70 |
| Mo | Al | Cu | Nb | Ti | V | Ce |
| 0.25-0.35 | ≤ 0.05 | ≤ 0.30 | ||||
| N | Co | Pb | B | Other |
4.These are our warehouses :
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Q195 Q235 Q345 Low Carbon Steel Round Bar
Dia 12 - 300mm hot rolled steel round bar SAE4140 4150 42CrMo4 50CrMo4 A193 B16
