Basic Info.
Model NO.
cold drawn steel bar
Special Use
Free Cutting Steel, Cold Heading Steel
Raw Material
Steel Round Bar
Supply Condition
Cold Drawn Steel Bar
Surface
Bright Steel Bar
Main Shapes
Round Bar,Square Bar,Hex Steel Bar
Usuage
Shaft
Transport Package
Anti-Rust Pacakging
Specification
dia: 5mm-100mm
Trademark
dajin
Origin
China
Production Capacity
3000
Product Description
S235JR EN1A cold drawn steel round bar polished steel
Cold drawn steel bar steel shaft
Cold drawn steel bar steel shaft
Main grade
| Steel grades | C | Si | Mn | Cr | Mo | Ni | P | S | V | w | |
| Carbon Structure Steel | Q235(B)/SS400/S235JR/A36 | ≤ 0.20 | ≤0.35 | ≤1.4 | 0.3-0.4 | ≤0.30 | ≤ 0.045 | ≤ 0.045 | |||
| 20#/CK22, CK20/1020/050A20/S20C | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | ||||
| 45#/CK45, C45/1045/080M46/S45C | 0.42-0.5 | 0.17-0..37 | 0.5-0.8 | 0.3-0.4 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | ||||
| Alloy Structure Steel | 20Cr/20Cr4/5120/527A19/SCr420H | 0.18-0.24 | 0.17-0.37 | 0.50-0.80 | 0.70-1.00 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | ||
| 40Cr/41Cr4/5140/520M40/SCr440 | 0.37-0.44 | 0.17-0.37 | 0.5-0.8 | 0.8-1.1 | ≤0.15 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |||
| 30CrMo/4130/1717COS110/SCM420 | 0.26-0.34 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |||
| 35CrMo/34CrMo4/4135/708A37 | 0.32-0.40 | 0.17-0.37 | 0.4-0.7 | 0.8-1.1 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |||
| 42CrMo/42CrMo4/4140/708A42/708M40 | 0.38-0.45 | 0.17-0.37 | 0.5-0.8 | 0.90-1.2 | 0.15-0.25 | ≤0.30 | ≤ 0.035 | ≤ 0.035 | |||
| 8620H | 0.17-0.23 | 0.15-0.35 | 0.65-0.95 | 0.35-0.65 | 0.15-0.25 | 0.35-0.75 | ≤0.025 | ≤ 0.035 | |||
| 40CrNiMoA/40CrNiMo22/4340/871M40/SNCM439 | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.60-0.90 | 0.15-0.25 | 1.25-1.65 | ≤ 0.025 | ≤ 0.025 | |||
| Spring Steel | 55Si2Mn/55Si7/9255/250A53/SUP6 | 0.52-0.60 | 1.50-2.00 | 0.60-0.90 | ≤0.35 | ≤0.35 | ≤ 0.035 | ≤ 0.035 | |||
| 60Si2MnA/65Si7/9260/250A61/SUP7 | 0.56-0.64 | 1.60-2.00 | 0.70-1.00 | 0.3-0.4 | ≤0.35 | ≤ 0.025 | ≤ 0.025 | ||||
| 50CrVA/50CrVA/6150/735A50/SUP10 | 0.47-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | ≤0.15 | ≤0.30 | ≤ 0.025 | ≤ 0.025 | |||
| GCr15/100Cr6/E52100/534A99/SUJ2 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | 1.40-1.65 | ≤0.10 | ≤0.30 | ≤ 0.025 | ≤ 0.025 | |||
| Bearing Steel | 52100 | 0.93-1.05 | 0.15-0.35 | 0.25-0.45 | 1.35-1.60 | ≤0.10 | ≤0.25 | ≤ 0.025 | ≤ 0.015 |
Cold Drawn Steel Product Features / Customer Benefits
- Improved Size and Section / Reduces machining losses
- Tighter size & section tolerances
- Dimensional consistency within each bar
- Dimensional consistency from bar to bar
- Improved Steel Surface Finish / Reduces surface machining & improves quality
- Cold drawn Steel
- Ground and polished steel
- Surface Improvement (Shaving or turning to produce Defect Free surface)
- Improved Straightness / Facilitates automatic bar feeding
- Increased Mechanical Properties / Can reduce the need for hardening
- Yield strength
- Tensile strength
- Hardness
- Improve Machinability and Productivity / Enables higher machining feeds & speeds and improved machined finish.
- Increased machining rates
- Longer tool life
- Improved yield
- Improved Formability / Improves response to spheroidization
- Cold Drawn and Annealed
- Improved Cost Effectiveness / Optimizes machinability and reduces yield losses
- Production of Precision Shapes to Precision Tolerances
Axles, bolts, connecting rods, hydraulic clamps and rams, pins, rolls, studs, shafts, spindles, etc
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