Audited Supplier
The products cover HSS Rollers, Ductile Iron Rolls, SGP Rollers, SGA Rollers, IC Rollers, CC Rollers, HCr Rollers, AD Rolls, AS Rolls and GS Rolls and other 20 different Rollers and Rings.
Products application: below Steel Mill Rolling production lines of Rough Rolling, Intermediate Rolling, Finishing Rolling
2. Rod & Wire Mill,
3. Narrow Strip Mill,
4. Medium Strip Mill,
5. Section Mill,
6. Other Rolling Mills
The working layer of alloy ductile iron rollers is a cold hard layer with a small amount of globular graphite, which has a certain hardness and a low hardness. High roller strength, high temerature resistance and accident resistance.
1.Product Name: Alloy Ductile Iron Roll
2.Product Material: SGII, SGIV, SGV
3.Chemical Composition
| National Standards | C | Si | Mn | P | S | Cr | Ni | Mo | Mg |
| Code No. | |||||||||
| SGII | 2.9-3.6 | 0.8-2.5 | 0.4-1.2 | ≤0.25 | ≤0.03 | 0.2-1.6 | - | 0.2-0.6 | ≥0.04 |
| SGIV | 2.9-3.6 | 0.8-2.5 | 0.4-1.2 | ≤0.25 | ≤0.03 | 0.2-1.6 | 0.5-1.0 | 0.2-0.8 | ≥0.04 |
| SGV | 2.9-3.6 | 0.8-2.5 | 0.4-1.2 | ≤0.2 | ≤0.03 | 0.3-1.2 | 1.01-2.0 | 0.2-0.8 | ≥0.04 |
4.Physical Property
| Physical Property | Application | ||
| Code No. | Roll Barrel Hardness(HSD) | Roll Neck Tensile Strength(N/mm2) | |
| SGII | 50-70 | ≥320 | Rod and Wire, Section Steel Mill Roughing mill stand, medium mill stand |
| SGIV | 55-70 | ≥320 | Rod and Wire, Section Steel Mill Roughing mill stand, medium mill stand |
| SGV | 60-70 | ≥320 | section steel, rod and wire medium mill. |
5.Application:
Rod and Wire,
Section Steel Mill Roughing mill stand,
Section Steel Mill Roughing mill stand,medium mill stand
Why Choose Us:
- Standard management makes us the rolls records are documented and so the roll quality can be traced at any time.
- 30+ years manufacturing experience make us research and development on rolls more and deeper in this field.
- Different roller customization is charged by technology team.
- From raw material to final finished roll, we produce rolls by ourselves.
- We have own steel factory to test new products, if test ok, we will put into mass production.
Q: How long will you reply, when we send inquiry ?
A: We will reply you within 1 hour.
Q: Are you Manufacturer?
A: Yes, we are the Cast Rollers' direct manufacturer for 30+ years.
Q: Which kinds of Rollers do you Manufacture?
A: We manufacture HSS rollers, Ductile Iron Rolls, SGP rollers, SGA rollers, IC rollers, CC rollers, HCr rollers, AD rolls, AS rolls and GS rolls and other 20 materials of Rollers and Rings.
Q: Which area does the Cast Roll apply in?
A: It is mainly suitable for High-Speed Wire & Rod, Rod, Narrow Strip Steel, Medium Strip Steel, Section Steel and other Rolling Mills' Rough Rolling, Intermediate Rolling, Finishing Rolling Steel production lines.
Q: Can you Custom Different Rollers and Rings?
A: Yes, Customizing different rolls is up on your drawings and detail requests.
Q: Can you Recommend Suitable Rolls according to the detail requests?
A: Yes, We are pleased to recommend rolls for you.
Q: To start Business, Trial Order is available?
A: Yes, Trial Order is no problem.
Q: How to Assure the Quality of Rolls?
A: Multiple inspection to ensure the quality of iron in Hangzhou products.
- Raw material inspection
- Each process inspection in production
- 100% finished product inspection.
Q: How to Pack the Rolls?
A: The rollers will be packed with 3 layers plastic papers, then fixed on the iron frame.
Q: How to Ship the Rolls?
A: Generally shipped by sea from Shanghai or Ningbo port.
Q: Which Countries does the Zhonghang Roll export to?
A: Our main products are exported to the United States, Russia, Japan, Spain, Malaysia, Turkey, South Korea and other more than 10 countries.
