Bainitic Spheroidal Graphite Rolls

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Product Detail

Equipped with one of the best bainitic spheroidal graphite rolls brands, Kaida Roll Group is one of competitive bainitic spheroidal graphite rolls manufacturers and suppliers in China, welcome to visit our website.

Bainitic Spheroidal Graphite Rolls

Alloy elements of Ni?Mn?Cr?Mo etc.are added to bainitic spheroidal graphite rolls for obtaining acicular(bainite-martensite)matrix in its microstructure of these rolls.Its strength and toughnes is higher than Perlitic Nodular Cast Iron Rolls,wearability is also better than latter.These rolls can be produced by static casting or centrifugal casting.

Chemical Composition %

Symbol

C

Si

Mn

Cr

Ni

Mo

SGA?

2.90-3.60

1.20-2.20

0.20-0.80

0.20-1.00

3.01-3.50

0.50-1.00

SGA?

2.90-3.60

1.00-2.00

0.20-0.80

0.30-1.50

3.51-4.50

0.50-1.00

Prosperities&Application

Symbol

Hardness
HS

Tensile Strength
MPa

Bending Strength
MPa

Application

SGA?

55-78

=350

600-800

Finishing stands of small section mills, bar,rod and hot narrow strip mills,finishing stands of high speed wire mills

SGA?

60-80

=350

600-800

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