# Mechanical engineering Quelle: > Frames, guards, brackets and mounting plates: laser parts with threads, system profiles and machinable semi-finished products from one source. Industry Frames, guards, brackets and mounting plates: laser parts with threads, system profiles and machinable semi-finished products from one source. ## Straight to your part - [Start ProFix aluminium profiles Slot 5 (MINI) and slot 8, fixed length with instant price Open →](https://mvg-frankfurt.de/en/aluminium-profiles) - [Start Threads & countersinks M3 to M16 directly on the laser part Open →](https://mvg-frankfurt.de/en/threads-countersinks) - [Start Part designer Plates and angles with holes, without CAD Open →](https://mvg-frankfurt.de/en/part-designer) ## Articles for Mechanical engineering - [Design & manufacturing Upload a CAD file, get a price in seconds: no more waiting three days Drawing by email, three days waiting for the quotation, chasing it up: this is still how many people buy sheet metal parts. Why we have done away with it, and what the route from file to part looks like today. 2 min read Read the article →](https://mvg-frankfurt.de/en/magazine/cad-file-instant-price) - [About MVG AI agents in purchasing: why we run an MCP server for sheet metal parts Interfaces alone are not enough for AI agents. They need context: what can be made, what it costs, when it will be ready. How our MCP server provides this, and why a person still places the order in the end. 3 min read Read the article →](https://mvg-frankfurt.de/en/magazine/ai-agents-mcp-server) - [Design & manufacturing Getting laser parts fast: what determines the delivery time Which delivery time levels there are, why bends and threads count, when the order cut-off applies and which parts qualify for Express 24 h. 4 min read Read the article →](https://mvg-frankfurt.de/en/magazine/getting-laser-parts-fast) - [Materials Brass or gunmetal? Three copper alloys compared Ms58 for turned parts, Ms63 for bending, gunmetal Rg7 for bearings and bushes: how to recognise the right copper alloy. 3 min read Read the article →](https://mvg-frankfurt.de/en/magazine/brass-or-gunmetal) - [Design & manufacturing Choosing the right bend radius and minimum flange Why a flange cannot be as short as you like, which inside radius actually forms during bending, and how to read both for each sheet thickness. 4 min read Read the article →](https://mvg-frankfurt.de/en/magazine/bend-radius-and-minimum-flange) - [Materials Copper in the control cabinet: E-Cu or SF-Cu? For busbars, conductivity counts; for brazed joints, suitability for welding and brazing. Two copper grades, two tasks. 2 min read Read the article →](https://mvg-frankfurt.de/en/magazine/copper-in-control-cabinets) - [Materials Not all stainless steel is the same: 1.4301, 1.4305, 1.4307 and 1.4571 Four stainless steel grades, four strengths: welding, turning, chlorides. Which grade suits which semi-finished product. 2 min read Read the article →](https://mvg-frankfurt.de/en/magazine/stainless-steel-grades-overview) - [Materials Aluminium: properties and alloys What makes aluminium special, how the alloy groups 1000 to 7000 differ, and which grade suits sheet, profile or turned part. 3 min read Read the article →](https://mvg-frankfurt.de/en/magazine/aluminium-alloys) - [Profiles Connecting ProFix: which T-slot nuts and connectors fit? The slot, the thread, assembly access and operating conditions decide which connection suits your profile. This is how you narrow down the choice and avoid typical mistakes before ordering. 4 min read Read the article →](https://mvg-frankfurt.de/en/magazine/connecting-profix-profiles) - [Profiles Ordering a mitre cut: which dimensions does the saw need? A clear sketch helps you avoid questions about the length, angle and orientation of your profiles. 1 min read Read the article →](https://mvg-frankfurt.de/en/magazine/ordering-a-mitre-cut) - [Files STEP or DXF: how to prepare your sheet metal part Which file suits your part? A short guide from export to price check. 1 min read Read the article →](https://mvg-frankfurt.de/en/magazine/preparing-step-and-dxf-files) - [Profiles Profiles cut to length: the right cut in four steps Matching profile shape, material, dimensions and length correctly. 1 min read Read the article →](https://mvg-frankfurt.de/en/magazine/ordering-profiles-cut-to-length) ## Questions about your part? Our sales team advises you on material, manufacturing and delivery time. [Call: (069) 94 21 30 - 0](tel:+496994213000) · [Email info@mvg-frankfurt.de](mailto:info@mvg-frankfurt.de?subject=Question%20about%3A%20Mechanical%20engineering)