第5(碳素铸铁)（ASTM）GradeN1GradeN2GRADEU-415-205(60-30)Grade415-205(60-30)Grade450-240(65-35)Grade485-250(70-35)Grade485-275(70-40)（UNS）J02500J03500J03000J03501J02501耐铸钢CF-8CG-12CF-20CF-8MCF-8CCF-16FCF-16FaCH-10CH-20CK-20CE-30CA-15CA-15M现货供应，价格齐全、价格实惠欢迎来电洽谈订购，)