Preheat Before

Metalwork

Heat Treatment

Welding

Melting

Forging

Gear

Axes

Manual Tool

Serve Instrument

Extrusion

Material

Forming

Bolt

Other Firmware

Rolling

Thick Panel

Filmy Panel

Quenching

Temper

Gear

Axes

Valve

Machine Tool

Hand Tool

Extraction

Spring steel

Chain

Anneal

Aluminum bronze

Steel

Welding Line

Oil Tube

Refrigeration Tube

Thread Tube

Stainless Steel Parts

Steel-making

Steel Ingot

Billet

Cast

Vacuum Induction Melting

Refined Steel

Nickel Alloy

Titanium Alloy