Portable Webster Durometer W Series


A portable instrument which can perform on-site hardness test on aluminum alloys. The test result can be got with only a simple clamp. It is convenient. Efficient and reliable.

Webster hardness tester is the preferred instrument for testing aluminum alloys mechanical performance ins accordance with American standard ASTM B647.

Used for quick test the hardness of aluminium profiles, tubings, sheets, accessories and other soft metal. Especially suitable for quick, non-destructive on-site 100% final products qualification test.

Webster hardness tester can be also used for testing hardness of copper, brass and soft steel.


Sinowon was founded in year 2005, we devote ourselves to research, develop, produce and market hardness testers and related accessories. We have gathered a team of excellent and innovative researching specialists, skilled production staffs, responsible and professional marketing team in our company now.

We bend ourselves to create the value for the customers and to create the wealth for the society forever. We always take "Satisfaction, Innovation, Norm, Obligation, Worth, Open, and Nimble" as our business philosophy, we focus on the customers' need as our starting point, and we keep on improving the management ability and strengthening the power of researching specialists to supply the high quality products and services for the customers. Since it is our goal to make "SINOWON" as a worldwide well-known and valuable brand in the metrology fields.