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PRODUCT CENTERWe have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad.
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NEWSWe have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad.
How to Cut and Weld Carbon Steel Without Damaging Its Strength
Release time:
2025-11-05
A concise, practical guide to cutting and welding carbon steel that preserves mechanical properties, reduces heat damage, and ensures strong joints—plus how Yili Steel supports your project with quality materials and advice.
Step 1 — Prepare the material and plan the cut
Before you touch a torch or grinder, clean the joint area and mark your cut/weld line clearly. Removing rust, paint, and heavy scale helps you get a consistent cut and a clean weld bead. Plan your cut path and the final joint geometry so you’re not fighting surprises during fabrication.
Step 2 — Use the right cutting method
Select a cutting method that matches thickness and tolerance: shearing or plasma for speed, oxy-fuel for thicker plates, or precision sawing for tight edges. Keep heat input controlled — smaller passes or faster travel reduce the heat-affected zone (HAZ), which preserves base-metal toughness. Think of heat like sunlight on paper: too much and the page curls.
Step 3 — Minimize heat during welding
Choose welding parameters and filler metal suited for the carbon content and thickness. Use controlled interpass temperatures and let parts cool between passes to avoid excessive grain growth in the HAZ. Preheat higher-carbon steels if needed to prevent cracking, and finish with a slow, even cool-down when applicable.
Step 4 — Clean, inspect, and finish
After welding, remove slag and check for defects with visual inspection or NDT for critical parts. Grinding should be light—don’t gouge the weld or base metal. Post-weld stress relief or tempering can restore toughness when required.
Yili Steel — materials and support you can trust
At Yili Steel, we supply certified carbon steel with consistent chemistry and mechanical properties, plus technical advice on cutting, welding, and heat treatment to help you keep strength where it matters.
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