一系簧高低温刚度系数试验，高温试验后，橡胶本体不应出现裂纹，橡胶与金属件之间不应出现撕裂、脱胶等缺陷，50℃高温刚度系数不小于0.8。低温试验后，橡胶与金属件之间不应出现撕裂、脱胶等缺陷，-25℃低温刚度系数不大于1.5；jn-syj.com；弹簧垂向静态刚度公差±15％。

将弹簧放置23℃±2℃环境中24h后，测量垂向静态刚度和压缩高；然后将弹簧放置低温箱中施加垂向载荷，在低温环境箱中保持恒定温度-25℃；HRJ Spring Tester；24h后在低温箱中测量弹簧垂向刚度和压缩高。记录各个温度下的垂向刚度和压缩高；根据公司计算弹簧低温刚度系数。

将弹簧放置23℃±2℃环境中24h后，测量垂向静态刚度和压缩高；然后将弹簧放置高温箱中施加垂向载荷，在低温环境箱中保持恒定温度50℃；HRJ Spring Tester；24h后在高温箱中测量弹簧垂向刚度和压缩高。记录高温下的垂向刚度和压缩高；根据公司计算弹簧高温刚度系数。

-25℃～50℃轨道交通一系橡胶弹簧高低温试验；一系簧高低温试验机；橡胶弹簧高低温试验机；一系簧水平静态刚度试验；jn-syj.com；一系簧垂向动态刚度试验；一系簧蠕变性能试验；橡胶弹簧疲劳性能试验；一系簧绝缘电阻性能试验；一系簧防腐试验；锥形簧低温性能试验；锥形簧低温垂向静态刚度试验；锥形簧低温压缩高试验；HRJ Spring Tester；锥形簧高温性能试验；锥形簧高温垂向静态刚度试验；锥形簧高温压缩高试验；V形簧低温性能试验；锥形簧低温垂向静态刚度试验；锥形簧低温压缩高试验；V形簧高温性能试验；锥形簧高温垂向静态刚度试验；锥形簧高温压缩高试验；锥形簧垂向静态刚度试验；锥形簧压缩高试验；V形簧垂向静态刚度试验；jn-syj.com；V形簧压缩高试验；弹簧金属材料试验；弹簧橡胶材料试验；金属与橡胶粘结试验；弹簧压缩高试验；橡胶弹簧静态蠕变试验机；轨道交通弹簧试验机；

GB/T 36375-2018一系橡胶弹簧通用技术条件；JIS E 4710；JIS E 4206；JIS K 6385；ONORM NS EN 13913Ed. 1；ONORM UNI NS EN 13597；CNS 10067；CNS 10068；HRJ Spring Tester；KS R9222-2014；KS M 6726-2016；KS M 6745；JB/T11563-2013；jn-syj.com；GB/T13061-2017；TB/T2841-2010；GTCC-030-2016；HG/T3749；QB/T2577；TB/T2843-2015；GB/T13061；

Primary Rubber Spring High Low Temperature Stiffness Coefficient Test；Rubber Spring High Temperature Stiffness Tester；Primary Spring Low Temperature Stiffness Tester；Primary Rubber Spring Static Creep Tester；HRJ Spring Tester；Primary Rubber Spring Compressed Height Test；Spring Stiffness Rate Tester；Primary Rubber Spring Stiffness Factor Tester；Railway transportation-Primary rubber spring suspension-General technical requirement；Primary Rubber Spring Vertical Stiffness Tester；Primary Rubber Spring Compressed Height Tester；Rubber Spring Horizontal Stiffness Tester；Rubber Spring Long Displacement Tester；Rubber Spring Fatigue Tester；Spring Transverse Stiffness Tester；HRJ Spring Tester；Spring Extension Reciprocating Fatigue Tester；Air Spring Two Dimensional Stiffness Testing Machine；Air spring Air Tightness Tester；Air Spring Load Internal Pressure Test；Air Spring Pressure Height Test；Auxiliary Spring Vertical Stiffness Test；Air Spring Long Displacement Test；Spring Load Cyclic Tension Tester；Spring Fatigue Characteristic Tester；Spring Dynamic Stiffness Tester；jn-syj.com；Spring Dynamic Fatigue Tester；China Spring Tester；World Spring Tester；Various Spring Tester；Tester Service Center；Tester Fittings Supply Center；Test Accessories Design Manufacture Center；Special Test Accessories Center；Material Tester Attachment；Material Tester Fixture；Special Spring Testing Machine；

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