Industry News

When sourcing structural steel for a project, verifying the right technical parameters is essential to ensure safety, compliance, and cost efficiency. Rongheng has supplied Hot-Rolled I-Beams to contractors, fabricators, and distributors across multiple markets, and the checklist below reflects the ......

A design engineer's guide to telescopic hydraulic cylinders for heavy equipment. Understand stage configuration, thrust derating, and stability for dump trucks and cranes.

A selection engineer's guide to worm gearbox efficiency. Understand how ratio, lead angle, lubrication, and load affect actual efficiency and heat generation in real applications.

A tribology engineer's guide to selecting modified PTFE sheets for low-friction applications. Compare graphite, carbon, bronze, and glass fillers for wear rate, friction, and thermal performance.

A 96-Cavity 29 25 Neck Pet Preform Mould With Needle Valve Gate is a substantial capital investment, and its service life depends heavily on disciplined maintenance. At Daelong, we have supported PET producers across more than 40 countries in keeping high-cavitation tooling running reliably for mill......

An HVAC design engineer's guide to split-type industrial air conditioners for complex electrical room layouts. Understand heat load, indoor unit placement, and airflow design.