Skip to content
Ervan Cranes

Blog

Engineering Notes.

Short technical articles on crane selection, maintenance, field experience and regulation.

Featured
Technical Guides8 min read

Overhead Crane Capacity: What Changes from 1 t to 100 t

What counts towards overhead crane capacity, how to work out the tonnage you need, and how girder design, hoist, wheel loads and test loads change from 1 t to 100 t.

View

All articles

Maintenance & Safety8 min read

Overhead Crane Inspection Requirements: Who, When and What Is Checked

Who inspects an overhead crane, how often and what is examined? The rules in the EU, the UK and the US, load tests, the inspection report, handling defects and a checklist to prepare.

Maintenance & Safety9 min read

Overhead Crane Troubleshooting: Symptoms, Causes and Safe First Steps

A symptom guide to common overhead crane problems – no start, hoist will not lift, slipping brake, motor trips, skewing, collector sparks, VFD faults – with likely causes and safe first steps.

Technical Guides8 min read

Overhead Crane Modernization: What to Upgrade and When to Replace

Which parts of an older overhead crane can be upgraded, how a modernization runs, when it counts as a substantial modification and when a new crane is the better route.

Technical Guides9 min read

Buying a used overhead crane: documents, checks and hidden costs

When does a used overhead crane make sense? The documents to demand, how to check fit and condition, remaining service life, hidden costs, the legal points and a checklist for any listing.

Technical Guides6 min read

What Is an Overhead Travelling Crane? How It Works and Where It Is Used

An overhead travelling crane lifts and moves loads across a whole bay without using floor space. How its three motions work, what it is made of, where it pays off and where its limits lie.

Technical Guides7 min read

Overhead Crane Manufacturing: How a Crane Is Built, Step by Step

From structural calculations to blast cleaning and factory tests: the stages of overhead crane manufacturing, what is checked at each one, and how to judge build quality as a buyer.

Technical Guides8 min read

How to choose an overhead crane manufacturer: a buyer's checklist

Engineering, own production, CE documents, load testing and spare parts: what to check before choosing an overhead crane manufacturer, how to compare quotes and which warning signs matter.

Standards & Regulation7 min read

Overhead crane manufacturer in Turkey: what export buyers should know

Why buyers in Europe, the Middle East and North Africa source overhead cranes from Turkey, and what to settle first: CE and local rules, grid supply, shipping, erection and spare parts.