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45# round bars
45# Hot rolled steel bar, 45# Forged steel bar 45# is under JIS 4051 standard
45# features 1.good hardness 2.good toughness 3.good plasticity 4.good strength
Common size for steel bar:
Common diameter for hot rolled steel bar: 8mm to 70mm
Common diameter for forged steel bar: 80mm to 1200mm
Package: standard seaworthy packing or as customer required
Tolerance for the steel bar:
Diameter tolerance: 0~3mm， Length tolerance：0~20mm
Straightness: 3mm/1000mm
45# steel bar Delivery condition :
Hot forged +Normalized+rough turned Q/T:Quench+ Temper Annealing
EAF ARC FURNACE + LF REFINING+ VD + FORGING (DOUBLE) + FIXED LENGTH + SEP1921C/c TESTING
Grade |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
|
45# |
0.42~0.50 |
0.15-0.35 |
0.50~0.80 |
≤0.030 |
≤0.035 |
≤0.25 |
≤0.25 |
≤0.25 |
45# Mechanical property
|
Grade |
Tensile strength |
Yield strength |
Elongation |
Impact value |
|
σb (MPa) Min |
σb (MPa) Min |
δ5 (%)Min |
Akv (J)Min |
|
|
45# |
600Mpa |
355Mpa |
17 |
39J |
Application
Application:used for the production of various types of steel rivet, bolt, welding structural parts. As for the good ware resistance surface, 45# can be used for machine parts, such as roller, shaft, connecting rod, disc, the axle of the train, can also be used for cold wire drawing, steel plate, steel strip, seamless tube, etc
Bebon international Co.,ltd is professional in steel bar. We are a large stockist of steel bar in China. We have almost 750 ton steel bar of 45# in stock. The stock size ranges from Φ8 to Φ700. The common length for 45# steel bar is3000mm, 4000mm, 6000mm, 9000mm. And the price is competitive. If your size can be picked in our warehouse, we can transport the products to the loading port in 3 days. So please be free to contact us if you require steel bar.