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Guides on steel, production and metal processing.
Steel Tonnage per MW of Solar: Calculation Method, Worked Example and Cost Drivers
How to calculate structural steel tonnage for a 1 MWp ground-mount solar plant: table power, pile, rafter and purlin weights, a worked example and cost drivers.
Learn MoreZn-Al-Mg (ZM) Coating vs Galvanizing: A Technical Guide for Solar Structures
How Zn-Al-Mg (ZM, Magnelis-type) coating works and how it compares with galvanizing: EN 10346 classes, ISO 9223 categories, cut-edge protection and coating selection for solar.
Learn MoreSolar Pile Embedment Depth: Geotechnical Survey, Pull-Out Testing and Installation
How solar pile embedment is determined: geotechnical survey, pull-out, lateral and compression tests, refusal and pre-drilling, section–depth optimisation and a site checklist.
Learn MoreHow Subcontract Laser Cutting Is Priced — and How to Get an Accurate Quote
In subcontract laser cutting the price is built from machine time, material, thickness, cut length, pierce count, assist gas, quantity and secondary operations. We explain how each one moves the price, how to compare quotes properly and which design decisions lower cost.
Learn MoreRoll Forming vs. Press Braking: Choosing the Right Process for Open Sections
Roll forming and press braking compared for cold-formed open sections: tooling, economic volume, dimensional behaviour, geometric limits, material and coating. How to find the break-even length and what information a sound decision needs.
Learn MoreOrdering Custom Roll-Formed Profiles: A Technical Guide from Design to Series Production
For buyers sourcing a bespoke cold-formed section: design rules for roll forming, material and coating selection, EN 10162 tolerances, hole patterns, what a quote request needs, and the project steps from first article to series production.
Learn MoreSelecting Solar Mounting Profiles: Criteria for C, U, Sigma and W Piles, Purlins and Rails
The technical steps for selecting the piles, chords, purlins and rails of a solar structure: design loads, soil, table layout, section, gauge, steel grade, coating and hole pattern.
Learn MoreWhat Is Fiber Laser Cutting? Principle, Cut Quality and Design Rules
The physics of fiber laser cutting, oxygen versus nitrogen cutting, how laser compares with plasma and oxy-fuel, cut quality to EN ISO 9013, material-specific points, design rules for laser-cut parts, and tube laser cutting.
Learn MoreIPE Beam Weight Table: Dimensions, Section Properties and Selection Guide
EN 10365 dimensions, kg/m weights, cross-sectional area, second moments of area and section moduli for IPE 80–600. How to read the table, calculate weight, use section properties for preliminary sizing, choose a steel grade, and compare IPE with HEA/HEB and IPN.
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