1 Z series conveyor chains. 2 High-quality alloy 3 ... CNC 5 Strong processing capacity of parts 1. We produce Z series conveyor chains ( pitch 40, 50, 63, 80, ... welded on the plates,such as A2, A3. 6. Z series conveyor chains are widely used for various industries, ... size chain and non-standard chain parts ( including roller, bush, pin, plate, etc. ), and other machinery parts. 8. Except manufacturing ...