Continue to Site

Eng-Tips is the largest engineering community on the Internet

Intelligent Work Forums for Engineering Professionals

  • Congratulations KootK on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. AZsuspension

    4130 machining, welding, heat treat- What comes first??

    Fantastic, We asuumed that this would work as far as strength / brittleness / toughness and be our best methodology with cost factored in. We were pre heating to 400F but not looking at our interpass temps. This was done to control warpage. We will have to look at that more closely when we...
  2. AZsuspension

    4130 machining, welding, heat treat- What comes first??

    You are on the same page as us. We are in the planning phase and are awaitng out next production run. We can not run samples this week and are a month away or more and we are getting anxious. We might even start an inter office pool, or dart board. 1.Do you have a guess on wether or not it...
  3. AZsuspension

    4130 machining, welding, heat treat- What comes first??

    Thank you for your help. I appreciate it very much. I hope to give you as much information as possible so that we can figure out what is best for our product. As a an owner / engineer I am always striving to improve our product while looking at the cost. The cost of heat treatment is minimal on...
  4. AZsuspension

    4130 machining, welding, heat treat- What comes first??

    We curently process a raw 4130 tube Rc22 as follows; Machine internal and external threads, weld 4130 plates and ears to the partial length of the tube, rebore ID, final hone ID. Can we heat treat the raw tube to a Rc 30-35 to make it easier for initial and rebore machining? What does this do...

Part and Inventory Search