GCX BlogPhysical metals trading

Section

Machining

Cutting, bending, welding, grinding and passivation: what changes the part and what does not.

5 articles

  • Welding stainless steel: with what and how

    How stainless steel is welded: methods, electrodes and wire, shielding gas and purging. What to do so the weld does not lose corrosion resistance and does not rust.

    • Machining
    • 6 min read

  • Cutting stainless steel: laser, plasma, abrasive waterjet

    How stainless steel is cut: laser, plasma, abrasive waterjet and mechanical methods. How to choose a method by thickness and edge, where nitrogen is needed and where oxygen.

    • Machining
    • 6 min read

  • Grinding and polishing: how to get a mirror

    Types of stainless steel finishes, abrasive steps and the difference between №4 and a mirror. How to grind and polish without spoiling the surface or introducing corrosion.

    • Machining
    • 6 min read

  • Passivation and pickling of stainless steel

    Why stainless steel is passivated, what is used to pickle weld seams, how the result is checked and when surface treatment cannot be avoided.

    • Machining
    • 6 min read

  • Processing stainless steel: cutting, bending, welding, polishing

    Which operations are needed when processing stainless steel: cutting, bending, welding, drilling 12Х18Н10Т and surface finishing. What is critical and how to choose a contractor.

    • Machining
    • 12 min read

What we write about

Ten sections. Each one is where a question actually comes up in a deal or in working with metal, not where a keyword happens to sit.