China High Quality Forged AISI4340 Roll Manufacturers – Forged Mill Roll – Rongli Forging Detail:
Introduction
Rongli Forging Co., Limited is capable to supply rolls for steel rolling mill. Our custom-manufactured rolls emphasize in quality and that is what has been supporting us selling thousands of rolls to all over the world over decades, for industries of steel making, heavy industry machinery, metallurgy, etc.
Material
C | Si | Mn | Cr | Ni | Mo | V | P | S | |
9Cr2Mo | 0.85-0.95 | 0.25-0.45 | 0.20-0.40 | 1.70-2.10 | ≤0.30 | 0.20-0.40 | ≤0.030 | ≤0.030 | |
9Cr3Mo | 0.85-0.95 | 0.25-0.45 | 0.20-0.35 | 3.00-3.50 | ≤0.30 | 0.20-0.30 | ≤0.030 | ≤0.030 | |
MC3 | 0.82-0.90 | 0.60-0.90 | 0.20-0.45 | 2.80-3.20 | 0.60-0.80 | 0.40-0.60 | 0.05-0.15 | ≤0.020 | ≤0.015 |
MC5 | 0.80-0.90 | 0.30-0.55 | 0.20-0.50 | 4.80-5.40 | 0.30-0.50 | 0.20-0.40 | 0.05-0.12 | ≤0.020 | ≤0.015 |
70Cr3NiMo | 0.58-0.70 | 0.40-0.70 | 0.40-0.70 | 2.60-3.40 | 0.50-1.00 | 0.60-0.80 | 0.05-0.15 | ≤0.020 | ≤0.015 |
70Cr3Mo | 0.60-0.75 | 0.40-0.70 | 0.50-0.90 | 2.80-3.50 | ≤0.60 | 0.25-0.60 | ≤0.025 | ≤0.025 | |
60CrMnMo | 0.55-0.65 | 0.25-0.40 | 0.70-1.00 | 0.80-1.20 | 0.20-0.30 | ||||
Any other material grade as per customer’s requirement |
Forging method: Open die forging / free forging
1. Material: Carbon steel, alloy steel, stainless steel
2. Material standard: DIN/ ASTM/AISI/ASME/BS/EN/JIS/ISO
3. Mechanical properties: According to customer requirement or standard.
4. Weight: Up to 70 Tons of finished forging. 90 Tons for ingot
5. Diameter: Up to 20 meters for forging
6. Delivery Status: Heat treated and rough machined
7. Industries: heavy industry machinery, etc
8. Inspection: Chemical analysis with spectrometer, Tensile test, Charpy test, Hardness Test, Metallurgy test, Ultrasonic test, Magnetic Particle test, Liquid Penetration test, Hydro test, Radiographic test are implementable.
9. Quality Assurance: Per ISO9001-200
Product detail pictures:

Related Product Guide:
We also offer you product sourcing and flight consolidation expert services. We've our personal manufacturing unit and sourcing business. We can offer you virtually every variety of merchandise associated to our item range for China High Quality Forged AISI4340 Roll Manufacturers – Forged Mill Roll – Rongli Forging, The product will supply to all over the world, such as: San Diego, moldova, Netherlands, With well educated, innovative and energetic staff, we are responsible for all elements of research, design, manufacture, sale and distribution. By studying and developing new techniques, we are not only following but also leading fashion industry. We listen attentively to the feedback from our customers and provide instant replies. You will instantly feel our professional and attentive service.

It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
