5kN气弹簧疲劳寿命试验机，测定气弹簧动态疲劳性能、气弹簧循环寿命性能。气弹簧动态试验频率8次/min～12次/min；气弹簧循环寿命试验6x10⁴；测试气弹簧开启力和启动力，采力点C处伸展力和压缩力F₁F₂F₃F₄，计算气弹簧公称力、动态摩擦力和弹力比率，绘制载荷力-位移曲线。

5kN气弹簧疲劳寿命试验机；2工位气弹簧动态疲劳试验机；HRJ Tester；气弹簧锁定力试验；气弹簧标称力测试；气弹簧伸展力测试；气弹簧最小伸展力测试；气弹簧最大压缩力测试；气弹簧最小压缩力测试；气弹簧最大伸展力测试；气弹簧伸展速度测试；测定伸展时间和伸出行程；测试气弹簧伸展速度；计算气弹簧平均速度；2kN气弹簧疲劳寿命试验机；HRJ Tester；10kN气弹簧疲劳寿命试验机；±100mm气弹簧疲劳试验振幅；0～750mm气弹簧疲劳测试；气弹簧外筒筒壁温度50℃监测；HRJ气弹簧疲劳寿命试验附具；1.5倍气弹簧疲劳荷载刚度试验机；3kN长行程气弹簧疲劳试验机；1kN导电气弹簧疲劳试验机；2kN无锥度气弹簧疲劳试验机；3kN全锥度气弹簧疲劳试验机；hrjtest；1kN缓冲气弹簧疲劳寿命试验机；20kN超强气弹簧疲劳寿命试验机；1kN自由复位气弹簧疲劳试验机；3kN升降气弹簧疲劳试验机；5kN旋转气弹簧疲劳试验机；2kN拉线气弹簧疲劳试验机；1kN微型气弹簧疲劳试验机；5kN碳钢气弹簧疲劳试验机；2kN不锈钢气弹簧疲劳试验机；L型气弹簧疲劳寿命试验机；1234级气弹簧疲劳寿命试验机；5kN气压杆疲劳寿命试验机；4kN气弹簧疲劳寿命试验机；1kN家居气弹簧疲劳试验机；2kN转椅气弹簧疲劳寿命试验机；300kN空气弹簧二维刚度疲劳试验机；200kN橡胶弹簧二维刚度疲劳试验机；50kN多工位弹簧疲劳试验机；4工位气弹簧疲劳试验机；2工位气压棒疲劳试验机；jn-syj；5kN床垫弹簧疲劳试验机；5kN气弹簧高低温疲劳试验机； 200N.m蜗卷弹簧扭转疲劳试验机；2000N.m弹簧扭转疲劳试验机；10kN扭杆弹簧疲劳试验机；200kN强力氮气弹簧试验机；hrjtest；2kN双工位气弹簧拉压试验机；30kN气弹簧刚度气密性试验机；500kN主蒸汽安全阀弹簧荷载试验机；5kN波形弹簧弹力弹性试验机；5kN波形弹簧载荷压力试验机；500kN碟形弹簧负荷试验机；hrjtest；150kN碟簧疲劳寿命试验机；1kN蒸汽灭菌阀门弹簧试验机；5kN进气阀弹簧疲劳试验机；GB/T29525-2013；GB/T25750-2010；GB/T25751-2010；ISO 11901-1；ISO 11901-2；ISO 11901-3；DIS 11901-4；hrjtest；ISO 10069-1；ISO 10069-2；ASTM D 7023；BS EN 1730；BS EN 1729-2；DIN 4550；BS EN 1728；ANSI/BIFMA X5.1；ANSI/BIFMA X5.4；ANSI/BIFMA X5.6；ANSI/BIFMA/SOHO S6.5；NF D61-001；NF D62-003；UL 1286；UL 962；

Gas Springs Fatigue Tester；Chair height adjustment gas spring Fatigue Tester；Lockable gas spring Fatigue Tester；hrjtest；Compression gas spring Fatigue Tester；Tension and Compression Spring Testing Machine；High level chairs Gas Springs Fatigue Tester；Make better strength for Gas Springs standpipe；HRJ Tester；Gas springs General specifications；Gas springs Specification of accessories；Spring Force and Compact Built Height；Spring Force and Same Build Height； Pressure springs Fatigue Tester；Gas Spring Fatigue Testing Machine；Standard for Office Furnishing-Lounge Seating-Tests；Pressure springs accessories tester；General-Purpose Office Chairs-Tests；Small Office Home Office Furniture-Tests；hrjtest；Standard Terminology Relating to Home Furnishings；Furniture-Chairs and tables for educational institutions；Safety requirements and test methods；Office furniture Self supporting energized devices；Height adjustment of office work chairs-Safety requirements testing；Domestic furniture Seating tester；Determination of strength durability and stability；China Spring Tester；World Spring Tester；Mechanics Tester Manufacturer；Tester Service Center；Tester Fittings Supply Center；hrjtest；Design and Manufacture Center；Special Test Accessories；Air Spring Two Dimensional Stiffness Fatigue Tester；Rubber Spring Two Dimensional Stiffness Fatigue Tester；Multiposition Spring Fatigue Tester；Two Gas Springs Fatigue Tester；Mattress Spring Fatigue Tester；Air Spring High Low Temperature Fatigue Tester；Spiral Spring Torsion Fatigue Tester；Horizontal Spring Torsion Fatigue Tester；Torsion-Bar Spring Fatigue Testing Machine；Nitrogen Gas Spring Pressure Tester；Two Gas Spring Tensile Pressure Tester；Air Spring Stiffness Air Tightness Tester；Steel Undee Spring Compressive Tester；Wavy Plate Springs Load Tester；Wavy Plate Springs Compression Tester；Main Steam Safety Valve Spring Load Tester；Cup Spring Load Tester；Disc Brakes Cup Spring Fatigue Life Tester；Disc Spring Fatigue Life Tester；Pressure Steam Sterilizer Spring Tester；Full Lift Safety Valves Spring Tester；Intake and exhaust vale spring Fatigue Tester；

济南恒瑞金试验机有限公司；气弹簧动态疲劳寿命试验机；山东省力值硬度计量委员

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