Take 20cm galvanized wire for acid fog experiment, check the zinc content of galvanized wire through the balance to see whether it meets the zinc layer standard required by the customer, ensure that the metal wire can achieve the role of rust and corrosion prevention, and meet the service life required by the customer. Galvanized iron wires must be packed in good condition, bound neatly and orderly, and bound with an inward end to prevent scratches during transportation. The inspection standard of galvanized iron wire also includes the tensile test. This item is determined according to the material of the galvanized wire order ordered by the customer, and it needs to be tested by comparing the raw material list.

Take the blade cord for example, the quality of the cord and the shape and direction of the surface barbs are what consumers need to consider.

6, passivation to remove hydrogen parts should be passivation after the removal of hydrogen, passivation before the application of 1%H2SO4 or 1% hydrochloric acid activation 5~15s. Passivation shall be treated with colored chromate unless otherwise specified in the design drawings.

Electrical tape is a versatile tool that is used for various applications in both professional and DIY settings. One common size for electrical tape is 3mm, which is ideal for smaller wiring jobs and repairs. This thin width makes it easy to wrap around tight spaces and intricate circuits without adding bulk or obstructing connections.