Company Name:Jinan Xinte Casting And Forging Co.,ltd
Address: Taitou Industry Zone,Guanzhuang Town,Zhangqiu City,Shandong Province,China
Boss: Mr. Jindong Chen
Tel: 0086-531-83805896
Mobile：13964054179
Fax: 0086-531-83805868
Website:http://www.xintedz.com
E-mail: xinte@xintedz.com
xinteduanzao@126.com
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Items
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Brand
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Chemical composition（%）
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C
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Si
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Mn
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Cr
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Mo
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Cu
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Ni
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P
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S
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High chrome casting iron ball
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ZQCr20
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2.0～3.0
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≤1.0
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0.5～1.5
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18～22
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0～2.5
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0～1.2
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0～1.5
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≤0.10
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≤0.10
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High chrome casting iron ball
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ZQCr15
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2.0～3.0
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≤1.0
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0.5～1.5
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12～17
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0～3.0
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0～1.0
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0～1.5
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≤0.10
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≤0.10
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High chrome casting iron ball
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ZQCr13
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2.0～3.0
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≤1.0
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0.5～1.5
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11～14
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0～1.0
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0～2.0
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0～1.5
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≤0.10
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≤0.10
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Middle chrome casting iron ball
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ZQCr7
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2.1～3.2
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0.5～2.2
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0.5～1.5
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6～10
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0～1.0
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0～0.8
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0～1.5
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≤0.10
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≤0.10
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Low chrome casting iron ball
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ZQCr2
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2.2～3.6
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≤1.2
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0.5～1.5
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1.0～3.0
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0～1.0
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0～0.8
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——
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≤0.10
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≤0.10
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Bainite ductile casting iron ball
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ZQSi3
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3.2～3.8
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2.0～3.5
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2.0～3.0
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——
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——
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——
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——
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≤0.10
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≤0.03
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Items
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Brand
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Surface hardness（HRC）
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Endurance impact test(Times)
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Quenched
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Unquenched | |||
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High chrome casting iron ball
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ZQCr20
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≥56
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≥45
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≥8000
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High chrome casting iron ball
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ZQCr15
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≥56
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≥45
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≥8000
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High chrome casting iron ball
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ZQCr13
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≥56
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≥49
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≥8000
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Middle chrome casting iron ball
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ZQCr7
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—
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≥48
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≥8000
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Low chrome casting iron ball
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ZQCr2
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—
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≥45
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≥8000
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Bainite ductile casting iron ball
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ZQSi3
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≥50
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—
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≥8000
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Items
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SIZES
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F17
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F20
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F25
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F30
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F40
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F50
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F60
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F70
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F80
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F90
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F100
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F110
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F120
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F130
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Tolerance
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+1.0
-1.0
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+2.0
-1.0
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+3.0
-1.0
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+3.5
-1.5
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Difference beitween max diam and min diam
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≤1.0
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≤2.0
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≤3.0
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≤4.0
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