We checked to arrive the examination record of finished product spare parts from the original material to each batch product in May from March, 2006, didn't discover the spare parts lower than HRB60 of the finished product degree of hardness.
We have examined that the hardness from March , 2006 to every batches in May product from raw material to finished product part checkout, taking notes , not discovering a finished product is lower than the HRB60 part
We have inspected each batch of product that goes to May from March 2006 since raw material goes to the inspection record of the element of finished product, do not discover the hardness of finished product to be lower than the element of HRB60
we checked every lot of product's inspection record ,from raw to finished goods ,in the period of mar to may of 2006, no any parts with hardness lower than hrb60 were found
