详细介绍: 中国弹簧钢 65 70 85 65MN 55SI2MN 55SI2MNB 55SIMNVB 60SI2MN 60SI2MNA 60SI2CRA 60SI2CRVA 55CRMNA 60CRMNA 60CRMNMOA 50CRVA 60CRMNBA 30W4CR2VA中国弹簧钢丝50CRVA 55CRSIA 60SI2MNA 65MN 70 T9A T8MNA 中国轴承钢GCR4 GCR15 GCR15SIMN GCR15SIMO GCR18MO G20CRMO G20CRNIMO G20CRNI2MO G20CR2NI4 G10CRNI3MO G20CR2MN2MO (G)9CR18 (G)9CR18MO (G)1CR18NI9TI 法国结构用碳素钢 AF34C10 AF37C12 AF42C20 AF50C30 AF50S AF55C35 AF60C40 AF65C45 AF70C55
QQ:857342800;电话:0769-89874033/15019970658 联系人:甘小姐
|