Acicular Nodular Cast Iron Roll，with higher strength than pearlite spheroidal graphite cast iron roll, as well as higher wearable resistance.
product presentation
Acicular Bainite Nodular Cast Iron Roll is made of Ni, Mn, Cr, Mo and other alloy, it has acicular structure (Bainite+ some martensite) matrix, with higher strength than pearlite spheroidal graphite cast iron roll, as well as higher wearable resistance. Static casting and centrifuge casting are available.
Product Parameters
Size | Ф200mm≤body diametr≤Ф1200mm | |
Mill stand | Section mills | Finished |
H-shaped mills | ||
Wire & rod mills | Middle Finished ，Finished | |
Strip mills | Finished | |
Chemical Composition
Material | C% | Si% | Mn% | Cr% | Ni% | Mo% |
SGB I | 3.00-3.50 | 1.40-2.40 | 0.20-0.80 | ≤0.50 | 2.30-3.50 | 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 |
Performance and application
Mark | Hardness（HS） | tensile strength（Mpa） | Bending strength（Mpa） | purpose |
SGB I | 55-70 | ≥400 | 600-800 | Finishing rack light profile steel,rod materials and ribbon steel High-speed wrie pre-finishing |
SGB II | 62-80 | ≥400 | 600-800 |
applied range
Bainitic ductile iron rolls are a type of roll material with excellent performance and are widely used in the steel rolling industry.
Packing and shipping
Mainly using iron bracket and wooden box packaging.
Packing and shipping
Mainly using iron bracket and wooden box packaging.
Product Quality Inspection
Our products will be flaw detection, spectrometer, hardness, finish, water pressure test.
