Steel Ball (ISO9001:2000) 1.Producing Standard:GB308-2002(ISO3290) 2.Produce Standard:GB/T9001-2000.ISO9001:2000 Hardness:less than 30mm with HRC61-66.between 30-50mm with HRC60-66. over 50mm with HRC59-64. Using:widely used in precision bearing. Rolling screws precision machinery and card .our company has advanced production equipment .prefect testing in struments .with its highly sophisticated equipment.we carry out product testing. Such as roundness testing.vibration testing . ball gauge testing. Surface.quality testing,hardness testing.etc.
Delivery terms and packaging
Packaging Detail: polybag, woven bag, carton, pallet , drum available Delivery Detail: according to the order quantity
By clicking on the "Send" button, you agree that your data will be used to process your request. Further information and revocation instructions can be found in the data protection declaration.