China High Quality Forged AISI4340 Roll Suppliers – Open Die forging 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:
"Based on domestic market and expand abroad business" is our enhancement strategy for China High Quality Forged AISI4340 Roll Suppliers – Open Die forging Roll – Rongli Forging, The product will supply to all over the world, such as: Zambia, Sao Paulo, Romania, With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!

The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
