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Here is the motor information Yaskawa UAASKA-08DZIN 7.5/5.5 KW SERIAL # 7P1636-2-02

HELP, we just lost the motor on our Tree. I was wondering if anyone knew of a place that has a new or rebuilt motor for one. Price isn't a large problem, time is the key. Thank you, Darrin

The part I just finnished and The rockwell is 41 and very little twisting in the part. Thank everyone.

I can't find the chemistry, I was told by the engineer that he has certs for the steel that he had bent up in the shape of a "u" a little longer than 8" long. The part did twist in the heat treat process that I used. Thank you everyone for the input.

Thank you, I'll try this tomorrow.

I was looking for the proper times and tempatures for this process. I have the certs that it is 4130.

I was in our lab. We have a rockwell hardness tester. Yes, it did. I meant 4130 not 4103

I tried to heat treat a piece of 4103 steel .125 thick 6 inches long shaped like a "u". I put the piece in the furnace at 1600 degrees for 2 hours (the oven was preheated), then oil quenched, and anealed at 700 degrees for 1 1/2 hours. The rockwell hardness I achevied was only 22 on the c...