Bis Certification for Steel Plates for Galvanizing Pots Steel plates for galvanizing pots BIS has specified the requirements IS 8917:1978. This standard also sets requirements for the presence of sufficient mechanical and chemical properties in the steel plates making them conducive for these high temperature and acidic situations. The BIS certificate under this standard is compulsory for the manufacturers manufacturing steel plates of galvanizing pots thereby ensuring a uniform quality and safety in the industry. Additionally, every steel plate that is certified to BIS Standards needs to display the ISI Mark ensuring it conforms to the quality norms specified by BIS.