This standard specifies the terms and definitions, classification, labeling, material, requirements, test method, inspection rules, marking, packaging, transportation and storage of door closer for building.
This standard is applicable to the door closer for general industrial and civil buildings.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, subsequent amendments to (excluding amending errors in the text), or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this standard are encouraged to study whether the latest edition of the normative document is applicable. For undated references, the latest edition of the normative document applies.
GB/T 699 Quality Carbon Structural Steels
GB/T 700 Carbon Structural Steels
GB/T 1804 General Tolerances - Tolerances for Linear and Angular Dimensions without Individual Tolerance Indications
GB/T 2828.1-2003 Sampling Procedures for Inspection By Attributes - Part 1: Sampling Schemes Indexed By Acceptance Quality Limit (AQL) for Lot-by-lot Inspection
GB 5237.1 Wrought Aluminum Alloy Extruded Profiles for Architecture - Part 1: Mill Finish Profiles
GB/T 9286-1998 Paints and Varnishes - Cross Cut Test for Films
GB/T 9439 Grey Iron Castings
GB/T 10125-1997 Corrosion Tests in Artificial Atmospheres - Salt Spray Test
GB/T 15115 Die Casting Aluminum Alloys
GB/T 11118.1 Hydraulic Fluids of Mineral Oil Type and Synthetic Hydrocarbon Type
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions apply.
3.1 Door closer
The device which is installed at the upper part of door and used to close the door leaf automatically with adjustable closing speed.
