Unit price will be decided by engineering drawing.
Introduction:
With the Ni, Cr, Mo in GP and special heat treatment, we get the Spheroid Graphite Pearlite Roll with excellent strength, elevated temperature properties and resistance to the accident as well as little hardness drop in the working layer.
Manufacturing Process:
Microstructure of SGP:
Material and Properties:
Grade |
C |
Si |
Mn |
Cr |
Ni |
Mo |
Hardness (HS) |
Tensile Strength (MPa) |
SGP I |
2.90/3.60 |
1.40/2.20 |
0.40/1.00 |
0.10/0.40 |
1.50/2.00 |
0.20/0.60 |
45/55 |
>230 |
SGP II |
2.90/3.60 |
1.20/2.20 |
0.40/1.00 |
0.20/1.00 |
2.00/2.50 |
0.20/0.80 |
60/70 |
>230 |
SGP III |
2.90/3.60 |
1.00/2.20 |
0.40/1.00 |
0.20/1.20 |
2.50/3.00 |
0.20/0.80 |
65/75 |
>230 |
Applications:
Intermediate and finishing stands of bar, wire rod and medium section mills.
Forming, sizing, reducing and straightening rolls for pipe and tube mills.
Sleeves for Universal finishing stands (Horizontal & Vertical).