5.2

Impact performance 冲击性能

All

Clause 4.12

5.3

Electrical resistance 电阻

C

Clause 4.4

5.4

Contact pressure

All

Clause 4.10

5.5

Brake performance 制动器性能

U (First Test)

5.6

Dynamic (H:5000 cycles; w:30000 cycles)

All

Clause 4.13

5.7

Long distance running (H:70000 cycles; w:20000 cycles)

All

Clause 4.14

5.10

Rolling resistance

All

Clause 4.15

1011

Swivel test 旋转测试

All

Clause 4.16

5.7

Brake performance 制动器性能

U (Second Test)

Clause 4.11

5.5

Stem retention

All

Clause 4.17

5.6

Static load (24 hours) 静态载荷测试

All

Clause 4.9

Remark:

1. H type castor is hard tread and used on carpeted floor; W type castor is soft tread and used on tiled floor. C type castor is electrically condactive; U type is castor with a built-in braking mechanism.

2. Turnaround time: 15 work days

3. Sample required: 7 pieces