The composition and test method of lead ingot are briefly described

Composition and test method of aluminum ingots

Lead ingot is rectangular, both ends have protruding ears, blue white metal, soft. Density 11.34g/cm3, melting point 327℃

1. The surface of the lead ingot shall not have slag, particulate oxygen, inclusions and foreign pollution.

2, the lead ingot shall not have cold partition, shall not have more than 10mm of the flash burr (allowed to trim).

Test method: the arbitration analysis method of chemical composition of lead ingot was carried out according to GB/T4103 "methods for chemical analysis of lead and lead alloy".

mark

1. Each lead ingot shall be cast or printed with a trademark and batch number.

2, lead ingots should be marked with paint that is not easy to fall off. The color and position of the mark should meet the requirements.

3. Each bale of lead ingot should be marked with the name of the manufacturer, product name, brand number, batch number and net weight, which is not easy to fall off.