The airport chair all kinds of material test method

by:OUHE     2020-06-25
Airport chair three kinds of material test method: one, the wooden pieces, hard surface coating, wear resistance, test conditions: 1000 turn, requirements: not less than 2, test method: GB/T 4893. 8 - 1985, impact resistant: test conditions: impact height h = 50 mm, requirements: not less than level 3, test method: GB/T 4893. 9 - 1992, adhesion: test conditions: not less than level 3, test method: GB/T 4893. 4 - 1985, 2, metal coating, resistant to salt bath: test conditions: sodium chloride solution: 3%, requirements: no inflation, bubbling and peeling, rust, discoloration and light loss phenomenon, test method: QB/T 1950 - 1994, impact resistant: test conditions: 3. 92 J requirements: no peeling, crack, wrinkle phenomenon, test method: CB/T - 1732 1993, adhesion: not less than 3, the test method: GB/T 1720 - 1979, three, plating the physical and chemical properties: combination of performance: the test conditions and requirements: specimen by bending coating without peeling off, the test method: QB/T 3821 - a - 1999, salt fog resistance: test conditions and requirements: 1. Under 5 m m rust & lt; 20 PM/dm & # 39; , among them) 1. Rust is not more than 5 m 0 m ( Distance from the edge sharp edges within 2 mm) Test method: 5 GB/T 3325 - a - 1995. 12. 1
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