This standard stipulates the classification, technical requirements, marks and transportation and storage of extruded hard polyvinyl chloride plate.

This standard is suitable for extruded hard polyvinyl chloride plate which is made from polyvinyl chloride(main material) and the additive. This product is suitable for making the equipment of chemical chemistry, chemical fertilizer, petroleum, electroplating, water purification, environmental protection and various kinds of corrosion-resistant structural materials. It is not suitable for making food container materials.