Steel Hardness Testing Kit

This can be a great science fair project.

Steel hardness testing kit.

It can be used in the field classroom or laboratory. Rockwell test blocks are pieces of steel brass or aluminum that have been specially heat treated and calibrated for consistency. Test block kits showing all 6 results default sorting sort by popularity sort by average rating sort by latest sort by price. Use a vickers tester to help assess the hardness value of small precision parts thin materials wires or case depth hardness.

Talc 1 gypsum 2 calcite 3 fluorite 4 apatite 5 feldspar 6 quartz 7. Low to high sort by price. Brinell testers help you accurately test steel parts such as castings and forgings. Makes it in 3 distinct models for testing aluminum brass copper and mild steel.

The lowest hardness value of the pencil that mars the material is the material s relative hardness. The webster hardness tester is a fast and accurate gauge. 17 in 1 premium drinking water test kit 100 strips 2 bacteria tests home water quality test well and tap water easy testing for lead bacteria hardness fluoride ph iron copper and more. The pencils are calibrated to specific lead grades for hardness.

We recommend hydrochloric acid not included magnet and 5 10x folding pocket. Determine the relative hardness of resins film lacquer and paint by testing their resistance to scratches by graphite pencils. All of corporation s test blocks to astm e18 ansi ncslz540 1 iso 10012 1 iso iec 17025 and iso 6508 and they are. Hardness is a characteristic of a material not a fundamental physical property.

By using a test block rockwell hardness testers can be calibrated for optimal precision. The minerals contained in the kit and their respective mohs hardness scale values are. These hardness testers quickly identify tempers and assess a variety of shapes that other testers can t such as extrusions tubing and flat stock. Testing tool steel after heat treatment to see if it made the rockwell hardness scale expected read more.

Flatten the tip of the pencil lead with the included 400 grit sandpaper then insert the pencil. One person found this helpful. Includes a streak plate for color test glass plate for hardness test plastic dropper bottle for acid test. Shop here for rockwell hardness testers that can measure materials from soft bearing metals to carbides.

This kit contains nine mineral specimens that can be used to determine the relative hardness of an unknown specimen.