铸造钢球_济南众维铸锻钢球有限公司

我公司主要产品有锻造钢球、高、中、低铬铸造钢球、铸段、磨棒，我们依靠先进的生产设备和生产工艺,所生产的钢球硬度高、耐研磨、破碎率低、不失圆等显著特点.

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直径重量 Diameter/Weight 硬度Hardness 材质 (Material)		Low Cr		Medium Cr					High Cr			Special-Cr 1			Special-Cr 2
		C:2.2-3.4, Si:≤1.2, Mn:0.5-1.5, P:≤0.06, S:≤0.06, Cr:1.0-1.5		C:2.0-3.2, Si:<1.0, Mn:0.5-2.5, P:≤0.06, S:≤0.06, Cr:≥5					C:2.0-3.2, Si:<1.0, Mn:0.5-2.5, P:≤0.06, S:≤0.06, Cr:>10			C:2.0-3.0, Si:<1.0, Mn:0.5-2.5, P:≤0.06, S:≤0.06, Cr:>15			C:2.0-3.0, Si:<1.0, Mn:0.5-2.0, P:≤0.06, S:≤0.06, Cr:>20
Diameter 直径(MM)	Weight/PC 单重(kg)	Surface Hardness 表面硬度(HRC)	Core Hardness 芯部硬度(HRC)	Surface Hardness 表面硬度(HRC)			Core Hardness 芯部硬度(HRC)		Surface Hardness 表面硬度(HRC)		Core Hardness 芯部硬度(HRC)	Surface Hardness 表面硬度(HRC)		Core Hardness 芯部硬度(HRC)	Surface Hardness 表面硬度(HRC)	Core Hardness 芯部硬度(HRC)
20	0.033	40-45	40-45	42-48			42-48		58-63		58-63	58-64		58-64	60-65	60-65
25	0.064	40-45	40-45	42-48			42-48		58-63		58-63	58-64		58-64	60-65	60-65
30	0.111	40-45	40-45	42-48			42-48		58-63		58-63	58-64		58-64	60-65	60-65
40	0.261	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
50	0.512	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
60	0.883	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
70	1.402	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
75	1.73	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
80	2.092	45-50	45-50	48-55			48-55		58-63		58-63	58-64		58-64	60-65	60-65
90	2.98	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
100	4.087	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
110	5.44	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
120	7.062	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
125	8.008	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
130	9.008	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
140	11.25	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
150	13.83	45-50	43-48	48-55			46-53		58-63		56-61	58-64		56-62	60-65	58-63
冲击值 Impact		≥2Ak.J/cm2		≥3Ak.J/cm2					≥3Ak.J/cm2			≥3Ak.J/cm2			≥3Ak.J/cm2
跌落次数 Drop Test		≥8000		≥8000					≥8000			≥10000			≥12000
公称直径 Diameter		20mm	25mm	30mm	40mm	50mm		60mm	70mm	80mm		90mm	100mm		110-150mm
允许偏差 Tolerance		＋1/-1 mm		＋1.5/-1 mm					＋2/-1 mm			＋2.5/-1mm			＋3/-1mm
不圆度 Out of Roundness		≤1%		≤2%					≤2%			≤3%			≤4%
金相组织 Microstructure		P+C		P+C					M+C			M+C			M+C