Steel rolling mill rolls for hot rolling mill machine
1)Nodular cast iron rolls
Rod surface hardness | HSD70-90 |
Core department hardness | HSD35-55 |
Core department tensile strength | >500Mpa |
2)Pearlitic Nodular cast iron rolls
Spheroidal Graphite Pearlitic Roll (SGPI) | 2.90~3.60 | 1.40~2.20 | 0.40~1.00 | ≤0.15 | ≤0.03 | 1.50 ~2.00 | 0.10~0.60 | 0.20~0.80 |
Spheroidal Graphite Pearlitic Roll (SGPII) | 2.90~3.60 | 1.20~2.00 | 0.40~1.00 | ≤0.15 | ≤0.03 | 2.01 ~2.50 | 0.20~1.00 | 0.20~0.80 |
Spheroidal Graphite Pearlitic Roll (SGPIII) | 2.90~3.60 | 1.00~2.00 | 0.40~1.00 | ≤0.15 | ≤0.03 | 2.51 ~3.00 | 0.20~1.00 | 0.20~0.80 |
Spheroidal Graphite Pearlitic Roll (SGPI) | 60~70 | 35~55 | >450 |
Spheroidal Graphite Pearlitic Roll (SGPII) | 55~65 | 35~55 | >450 |
Spheroidal Graphite Pearlitic Roll (SGPIII) | 62~72 | 35~55 | >450 |
3)Bainitic Nodular Cast Iron Rolls
Brand | C | Si | Mn | Cr | Ni | Mo |
SGB I | 3.00-3.50 | 1.40-2.40 | 0.20-0.80 | ≤0.50 | 2.50-3.50 | 0.40-1.00 |
SGB II | 3.00-3.50 | 1.20-2.00 | 0.20-0.80 | 0.20-1.00 | 3.00-4.50 | 0.40-1.00 |
Brand | Barrel Hardness(HS) | Tensile Strength(Mpa) | Bending Strength(Mpa) |
SGB I | 55-70 | ≥400 | 600-800 |
SGB II | 62-80 | ≥400 | 600-800 |
4)Application
Small profiled bar, stick, narrow steel finishing mill frame, high speed
wire pre-finishing rolling
We specialize in exporting different kinds of mill rolls,if you are interested in any product,please contact me.
contact information
Lynette Lian
Directer of
International Dept.
TEL:+86-13663256452,+86-0315-5788867
Email:sales1@tsweilang.com
Skype account:tsweilang2
TANGSHAN WEILANG TRADING CO., LTD
Website:
www.tsweilang.com
