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Finally I will make shells and cast bars myself. Machining should not be a problem!

Still did not found anyone who can and will produce these pull rods. [sad]

Thank you, I tried with them they have to reply to me are they willing, or can, make different diameter than they have on stock. Any other supplier if you can think of?

Hello all, I need help to find supplier for new pull rods for creep testing device. Material is MAR M246. Best Rgards

Well, I am not sure.

No pickle is room temperature, alkaline cleaner is hot

Thanks for help and answers. HNO3 concentration is arround 103g/dm3 HF is arround 2.7g/dm3. part has to look good.

Well, after sandblast, degrease in trichloroethylene, then cleaning in Turco and finally pickle in HNO3+HF bath.

Hello all, we are performing pickling on greek ascolloy castings and on some parts on some batches we got stains, 3-4 hundrets of milimeter high, very difficult to remove. Is there any idea what it came from, what is the problem? Thanks