Inquiry (采购产品): 8630 Steel per AMS 5335 Would your company like to quote a small casting job, 50 each. The material is 8630 Steel per AMS 5335 and heat treated to Rc 26-33 per MIL-H-6875. Material and heat treat certs are required. Drawing is available by regular mail. **** Hidden Message ***** Ron Parham 97002 Company: Columbia Helicopters, Inc. E-mail: ronp@colheli.com **** Hidden Message ***** ronp@colheli.com