PC Bar production line
Paraeters
Steel material:30MnSi,30Si.
Product diameter:φ7.1~φ12.6mm, Standard: JIS G 3137
| JISG337 PC Bar | |
| Standards | JIS G3137 |
| Dia. | 7.24mm, 9.15mm, 11.05mm, 13.0mm |
| Tolerance | ±0.05mm |
| Yield strength | Min. 1275N/mm2 |
| Tensile strength | Min. 1420MPa |
| Elongation | Min. 5% |
Running speed:
φ7.1mm, Rated speed: 100m/min; Max. speed: 110 m/min(2.07t/h);
φ9.0mm, Rated speed: 90m/min; Max. speed: 100m/min(3.01 t/h);
φ10.7mm, Rated speed: 65m/min; Max. speed: 80m/min(3.18t/h);
φ12.6mm, Rated speed: ≥40m/min; Max. speed: 50m/min(2.94t/h);
Equipment composition and Process flow:
On-line equipment:
Pay-off stand→Wire pack up device→Mechanical descaling→Bright die and Notching die→Drawing→Straightening→1#Traction machine→Pre-heating power supply(600kW/8kHz IGBT Intermediate frequency induction heating power supply)→Temperature raising power supply(200kW/30kHz IGBT Superaudio induction heating power supply)→ Temperature raising power supply(200kW/50kHz IGBT Superaudio induction heating power supply)+Quenching/Holding→Quenching water tank →Temper power supply(300kW/8kHz IGBT Intermediate frequency induction heating power supply)+Temper and holding pipe→Temper water tank→2#Traction machine→Wire leading tank→Hydraulic shearing/reverse machine→Take up coil 1→Take up coil 2
