Dear All
Customer (Automtive Machine) Return S50C Size 55x65x75 mm., Q’ty 2 pcs,
Customer can’t milling because hardness is over.
After recheck return part from customer , QA found one side have gas cutting surface.
The gas cutting surface effect to hardness over spec. The actual hardness between 48-50 HRC.
Correction :
Rework and return part to customer, Rework by milling gas cutting side depth 2-5 mm.
After milling hardness on surface between 15-18HRC.
Prevention:
1. Inventory : Please remark “ ขอบตัด Gas / NC16001” all thickness in stock for S50C
2. Sales, Sales-Co : Please inform customer before sale or remark in C/I , If any requirement.
3. Purchase : Please request to supplier cutting by band saw for S50C.