... guarantee Fast delivery Stainless steel welded link chain 1. Material2. Size, dimension tolerance and piece weight Wire diameter can be 32 upwards ... till 50mm by flash butt welding unit3. Procedurea, Chain wire diameter 2.0mm ~ 16.0mm, by Argon Arc Weldind,Argon ... Particle, Ultra Sonic , Radio Graphic or X-ray )b, Chain wire diameter 16.0mm ~ 20.0mm, by flash butt welding unit ...