This Standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of relevant products of equipment for electric heating turnout snow-melting system.

This Standard specifies test methods and calculations for Los Angeles abrasion ratio, standard collect stuff concussion temper, stones wear resistant rigidity coefficient, standard collect stuff crunch rate, ballast collect stuff crunch rate, filter coefficient, rock powder test model compressive strength, rock powder fluid limit, rock powder mold limit, combination of rock powder fluid limit and mold limit, vitriol natrium liquor marinate loss lead, stones density, stones specific gravity, ballast grading, acicular index and laminated index, air-slake grain and other incidental stones, the dust content of the grain below 0.1mm, surface cleanness of railway ballast.

This Standard specifies the requirements of the tactile warnings of danger on package of dangerous substances or preparations with mandatory provisions. To avoid confusion, tactile warnings of danger are only affixed to the package of dangerous substances and preparations which are mandatory to be affixed with this symbol. This Standard has no limits on the dangerous substances or preparations to be filled in the package with a tactile warning of danger, which will be prescribed by the relevant competent authority.

The contents of Q/BQB 570-2018 Wire rod for card clothing, prepared and published by our company, meet the requirements of relevant national laws and regulations, mandatory standards, and related industrial policies.

This Standard specifies personnel requirements, facilities and equipment, testing procedures, testing steps and sample management procedures for label conformance testing. This Standard is applicable to label conformance testing of various products.

This Standard specifies the product grading and classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage of writing paper. This Standard applies to forms, exercise books, record books, account books and other writing paper.

This document provides the comprehensive list of Chinese Industry Standards - Category: TB; TB/T; TBT.