Views:99 Author:Site Editor Publish Time: 2017-12-20 Origin:Site
American National Standard Institute (ANSI) ANSI 156.1
Grade 1: 2,500,000
Grade 2: 1,500,000
Grade 3: 350,000
Pass UL 10 C 3 hours fire test
Salt Spray Test 200 hours
1.1 This Standard establishes requirements for lightweight, standard weight, heavy weight and detention hinges. Cycle tests, lateral and vertical wear tests, friction tests, strength tests, finish tests, and material and dimensional requirements are included.
1.2 Tests described in this Standard are performed under laboratory conditions. In actual usage, results vary because of installation, maintenance and environmental conditions.
D&D continue to improve the processing techniques and upgrade the processing equipments, So that we can keep on providing higher quality products with more competitive price.
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