上海百贺仪器科技有限公司
上海百贺仪器科技有限公司
PRO高精度高负荷弹簧专用试验机（减震器）。
弹簧的测定中荷重发生的点(PEAK)，皆可测定长度、荷重并印表出来。
设定公差上下限非常便利，±、%输入键来设定，自动演算上下限公差值，简单容易操作。
采用预压式的滚珠螺杆能保持高精度维持。
技术参数
| 型号 | PRO-10KN | PRO-20KN | PRO-50KN | PRO-100KN |
| 负载测试能力(N) | 10KN (1Tonf) | 20KN (2Tonf) | 50KN (5Tonf) | 100KN (10Tonf) |
| 自动转换两级负载测试 | 10KN / 1KN | 20KN / 2KN | 50KN / 5KN | 100KN / 10KN |
| 最小负载测试读数 (N) | 1N / 0.1N | 10N / 1N | ||
| 最小负载测试读数(gf) | 100gf /10gf | 1Kgf /100gf | ||
| 单位 | N, gf, kgf,Ibn | |||
| <试速度 | 1~600mm/min | |||
| 测试长度(mm) | 800mm | |||
| 最小测试长度分辨率(mm) | 0.01mm(0.001mm=1mm) | |||
| 标准测力基面直径(mm) | Ø200 | Ø250 | ||
| 外形尺寸(mm) | W985×D550×H1700 | W1045×D550×H1910 | W1080×D550×H1910 | |
| 重 量 | 450Kg | 500Kg | 570Kg | |
弹簧测试标准
ASTM A125-96 : Standard Specification for Steel Springs, Helical, Heat-Treated
ASTM F1566-09 : evaluation of innersprings, boxsprings, mattresses or mattress sets
ASTM F1085-10 : standard specification for mattress and box springs for use in berths in marine vessels
BS 1726-1 : Cylindrical helical springs made from round wire and bar. Guide to methods of specifying, tolerances and testing. Compression springs.
BS 1726-2 : Cylindrical helical springs made from round wire and bar. Guide to methods of specifying, tolerances and testing. Extension springs
BS 1726-3 : Cylindrical helical springs made from round wire and bar. Guide to methods of specifying, tolerances and testing. Torsion springs.
DIN 2192 : Flat springs - requirements and testing
JIS B 2704 : Helical compression and extension springs - requirements for design, performance test method
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