Dear Sir, We need centrifugally cast, nickel bronze castings having copper 60-65, nickel 11-14, lead 4 to 6 and tin 1.5 to 3.0. Rings require with outer dia 490mm, bore 425mm, length 135mm x 10 nos. Kindly let us know the experience in the line, and kindly indicate the chemistry of the Nickel Bronze Centrifugally cast Castings supplied by you. Thanking You. 联系方式Co:Vijay Engineers Add:India Tel:91-1334-227715 Fax:91-1334-223809 Email:vijayengrs@rediffmail.com 联系人:V. K.国家:India产品类别机械五金vijayengrs@rediffmail.com