14场胜负彩奖金有多少 www.fbrjiz.com.cn
WD Bearing Group is certified by IATF 16949 and ISO 9001. With the continuously improved operation management processes, comprehensive professional inspection instruments and high-quality quality team, WD implements the entire process of quality control through raw material inspection, process monitoring and finished product inspection. WD assures the high quality and traceability of every bearing to our customers. Select high quality steel Check raw material quality Physical and chemical analysis Quality control plan Control production process CPK monitor of key process In-process quality control Save all process inspection records Quality control of outsourcing components Heat treatment check OQC standard: In WD inspection lab, we are equipped with advanced inspection instruments and testing equipment, e.g.: Instrument Specification SPECTROCHECK metal analyzer Analysis of 26 elements NITON hand-held metal analyze Analysis of 23 elements MAHR contour & surface measuring station Resolution: 2nm MAHR universal form measuring machine Roundness deviation: 0.01um + 0.00025um/mm measuring height Axial runout deviation: 0.02um + 0.0001um/mm measuring height Length measuring instrument Accuracy: 0.5um Salt spray testing machine Neutral salt spray test Life testing machine Bearing lifetime test And yet, we keep bringing in latest instruments. With all these equipment and our experience, we are able to provide expert quality inspection including material, metallography, hardness, dimension precision, rotation precision, clearance, etc. What’s more, we are also able to do special tests according to customer’s requirement, such as lifetime test, salt spray test, water resistance test, etc. To further ensure the product quality, WD works closely with third party bearing labs and institutions for product test. Quality Creates Value is the slogan of every WD employee. We are committed to improving product quality, customer experience and customer satisfaction.
Sampling check:S-3
AQL main item:1.0
AQL Sub item:4.0
Acidic salt spray test
Temperature and humidity cycle salt spray test
Bearing reliability test