江苏常熟环立轧辊

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铸铁轧辊系列

	一、静态浇注轧辊

	• 冷硬铸铁轧辊

	• 无限冷硬铸铁轧辊

	• 球墨铸铁轧辊

	二、离心复合浇注轧辊

	• 镍铬钼无限冷硬铸铁

	• 镍铬钼球墨铸铁 II

	• 镍铬钼球墨铸铁 III

	• 铁素体球墨

	• 珠光体球墨

铸钢轧辊系列

	• 优质碳素钢、合金钢辊

	• 半钢轧辊

	• 石墨钢轧辊

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（二）．离心复合浇注轧辊

1. 化学成分 Chemical Analysis

轧辊名称 Designation of rolls	C	Si	Mn	P	S	Ni	Cr	Mo	Mg
镍铬钼无限冷硬铸铁离心复合轧辊 NiCrMo indefinite chilled duplex spun-cast cast iron rolls	2.90/3.60	0.60/1.00	0.50/1.00	≤0.20	≤0.10	3.01/5.00	1.00/2.00	0.20/0.60
镍铬钼球墨铸铁离心复合轧辊 (Ⅱ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅱ)	2.90/3..60	1.00/2.20	0.40/0.70	≤0.10	≤0.03	2.51/3.50	0.10/0.60	0.40/1.00	＞0.04
镍铬钼球墨铸铁离心复合轧辊 (Ⅲ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅲ)	2.90/3.60	1.00/2.20	0.40/0.70	≤0.10	≤0.03	3.51/4.50	0.10/0.60	0.40/1.00	＞0.04
铁素体球墨复合铸铁轧辊 Ferrite duplex static-cast SG cast iron rolls	2.90/3.60	1.00/2.20	0.50/1.00	≤0.10	≤0.03	1.00/3.00	0.10/0.60	0.40/1.00	＞0.04
珠光体球墨复合铸铁轧辊 Pearlite duplex static-cast SG cast iron rolls	2.90/3.60	1.00/2.20	0.50/1.00	≤0.10	≤0.03	2.00/3.00	0.10/0.60	0.40/1.00	＞0.04

2、物理性能 Physical Properties

轧辊名称 Designation of rolls	辊身外层硬度(HSD) Barrel hardness	辊颈（球芯）硬度(HSD) Neck(core) hardness	抗拉强度（球芯）(Mpa) Tensile strength(core)
镍铬钼无限冷硬铸铁离心复合轧辊 NiCrMo indefinite chilled duplex spun-cast cast iron rolls	65/85	35/48	＞300
镍铬钼球墨铸铁离心复合轧辊 (Ⅱ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅱ)	55/75	35/48	＞400
镍铬钼球墨铸铁离心复合轧辊 (Ⅲ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅲ)	60/80	35/48	＞400
铁素体球墨复合铸铁轧辊 Ferrite duplex static-cast SG cast iron rolls	45/55	35/48	＞400
珠光体球墨复合铸铁轧辊 Pearlite duplex static-cast SG cast iron rolls	55/65	35/48	＞400

3、金相组织 Microstrusture

轧辊名称 Designation of rolls	金相组织 Microstructure
镍铬钼无限冷硬铸铁离心复合轧辊 NiCrMo indefinite chilled duplex spun-cast cast iron rolls	贝氏体+少量马氏体+渗碳体+少量石墨 bainite+small percentage martensite+cementite+small pecentage graphite
镍铬钼球墨铸铁离心复合轧辊 (Ⅱ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅱ)	贝氏体+少量奥氏体+渗碳体+球状石墨 bainite+small percentage austensite+cementite+SG
镍铬钼球墨铸铁离心复合轧辊 (Ⅲ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅲ)	贝氏体+少量奥氏体+渗碳体+球状石墨 bainite+small percentage austensite+cementite+SG
铁素体球墨复合铸铁轧辊 Ferrite duplex static-cast SG cast iron rolls	珠光体+少量铁素体+渗碳体+少量石墨 small percentage ferrite+cementite+small percentage graphite
珠光体球墨复合铸铁轧辊 Pearlite duplex static-cast SG cast iron rolls	珠光体+渗碳体+少量石墨 pearlite+cementite+small percentage graphite

4、应用范围 Application

轧辊名称 Designation of rolls	应用范围 Application
镍铬钼无限冷硬铸铁离心复合轧辊 NiCrMo indefinite chilled duplex spun-cast cast iron rolls	型材、棒材连轧机中轧、精轧机架，线材连轧机中轧、预精轧机架，窄带钢轧机精轧机架 section mill、intermediate finishing stands of bar mill、intermediate and prefinishing stands of wire-rod mill 、narrow strip mill、finishing stand
镍铬钼球墨铸铁离心复合轧辊 (Ⅱ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅱ)	型材、棒材连轧机中轧、精轧机架，线材连轧机中轧、预精轧机架，窄带钢轧机精轧机架，无缝钢管张减机轧辊及辊环 section mill、intermediate finishing stands of bar mill、intermediate and prefinishing stands of wire-rod mill 、narrow strip mill、finishing stand、tube stretch reducing mill
镍铬钼球墨铸铁离心复合轧辊 (Ⅲ) NiCrMo duplex spun-cast SG cast iron rolls (Ⅲ)	型材、棒材连轧机中轧、精轧机架，线材连轧机中轧、预精轧机架，窄带钢轧机精轧机架，无缝钢管张减机轧辊及辊环 section mill、intermediate finishing stands of bar mill、intermediate and prefinishing stands of wire-rod mill 、narrow strip mill、finishing stand、tube stretch reducing mill
铁素体球墨复合铸铁轧辊 Ferrite duplex static-cast SG cast iron rolls	连轧棒材、高线粗轧机架 roughing stands of bar mill and wire-rod mill
珠光体球墨复合铸铁轧辊 Pearlite duplex static-cast SG cast iron rolls	连轧棒材、高线粗轧机架 roughing stands of bar mill and wire-rod mill

5、承制规格 Scope of supply

辊身直径（mm） barrel diameter	辊身长度（mm） barrel length
＜φ 650	＜1000

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