Product Details:
|
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 |
Highlight: | forged steel round bar,bright steel round bar |
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 :
Contact Person: Mr. Gao Ben
Tel: +86-18068357371
Fax: 86-0510-88680060