Line Up News

Screws to DIN Standards: Types and Norms Overview

DIN 933, 912, 931 and more: which DIN standard belongs to which screw type, and how DIN and ISO designations relate to each other.

Surface Roughness: Ra, Rz and the New ISO 21920

Surface roughness explained: what Ra and Rz mean, which symbols apply on technical drawings, and what changed under the new ISO 21920 standard.

Coordinate Measuring Machine (CMM): Types and Accuracy

Coordinate measuring machine (CMM) explained: design, how it works, machine types, and accuracy, plus what buyers should check in inspection reports.

Chrome Plating and Nickel Plating: Process and Materials

Chrome plating vs. nickel plating: hard chrome, electroplated and electroless nickel, layer thicknesses, and what to specify in your sourcing request.

Anodizing Aluminum: Process, Colors, and Cost

Anodizing explained: how the process works, which aluminum alloys are suitable, what colors are possible, and what drives the cost.

Deep Drawing: Process, Materials, and Tolerances

Deep drawing explained: the DIN 8584 process, suitable materials, achievable tolerances, and what to check before sourcing drawn parts.