10kN断路器弹簧拉压试验机测定高压环网柜断路器弹簧锁定力、弹簧伸展力、弹簧压缩力、弹簧剩余高度、弹簧拉伸长度、弹簧自由高度、弹簧采力点，完成断路器弹簧定负荷试验、弹簧刚度试验、弹簧定变形试验、弹簧载荷循环试验。断路器弹簧采用弹簧储能原理，当负荷开关合闸操作时，合分闸弹簧同时储能。

10kN负荷开关弹簧试验机；5000N分支箱弹簧试验机；2000N分接箱弹簧试验机；300kN变电站弹簧试验机；200kN变压器弹簧试验机；300kN高压环网弹簧试验机；50kN组合电器弹簧试验机；100kN转向架压缩弹簧试验机；1500kN/2500kN车辆缓冲器静压试验机；500kN主蒸汽安全阀弹簧荷载试验机；100N～300kN断路器弹簧试验机；100kN多工位弹簧拉压试验机；200kN弹簧高低温疲劳试验机；2000N沙发弹簧试验机；HRJ Spring Tester；50kN弹簧高速拉压试验机；2kN气压棒疲劳试验机；300kN空气弹簧刚度疲劳试验机；300N.m涡卷片弹簧扭转疲劳试验机；100kN弹簧套管扶正器试验机；5000N波形弹簧试验机；300N液压件弹簧试验机；200N.m座椅扭簧疲劳耐久试验机；3kN气门弹簧疲劳试验机；2kN离合器膜片弹簧试验机；500N接触弹簧疲劳试验机；2000N座椅升降气弹簧试验机；20kN油封弹簧接头强度试验机；300kN压缩弹性隔套试验机；HRJ Spring Tester；10kN密封弹簧荷载试验机；500N压缩机刮油圈弹簧试验机；20kN活塞泵柱塞泵弹簧试验机；200kN冷卷截锥弹簧试验机；2000N电动压缩机弹簧试验机；50kN机械振动筛弹簧荷载试验机；HRJ多种弹簧试验检测仪器；

Circuit-breaker Spring Tensile Compression Tester；Load Switch Spring Tensile Compression Tester； Special Spring Testing Machine；Spring Tension Compression Torsion Fatigue Tester；Flake Spring Torsion Fatigue Tester；Torsion Spring Durability Tester；HRJ Spring Tester；Seat Leaf Spring Torsion Fatigue Tester；Valve Spring Fatigue Testing Machine；Clutch Diaphragm Spring Tester；Clock Spring Torsion Tester；Contact Spring Fatigue Tester；Chair Height Adjustment Gas Spring Tester；Main Steam Safety Valve Spring Load Tester；Railway Bogie Coil Spring Tester；Railway Vehicle Draft Gears Static Load Tester；Oil Seal Spring Joint Strength Tester；Waveform Sleeve Compression Tester；Large Diameter Seal Spring Tester；Seal Element Spring Tester；Reciprocating Compressor Spring Tester；Wiper Rings Spring Tester；Piston Pump Spring Compression Tester；Hydraulic Axial Piston Pump Spring Tester；Cold Coil Conical Helical Spring Tester；HRJ Spring Tester；Hermetic Motor Compressor Spring Tester；Bogie Coil Spring buffer Tester；Vibration Sieve Spring Load Tester；Mining Machinery Spring Load Tester；Railway Rolling Stock Spring Tester；Leaf Spring Fatigue Testing System；Nomenclature of spring；Spiral Spring Tester；Flat spiral spring Tester；Contact flat spiral spring Tester；Spring Clamp Tester；Bolster Spring Tester；Volute Spring Tester；Steel Helical Spring Tester；Semi-elliptic spring Tester；Variable across leaf spring Tester；Cantilever leaf spring Tester；Disc springs Tester；Flake Spring Tester；Linearity flake spring Tester；Non-linearity flake spring Tester；Constant-force spring Tester；Retortion rubber spring Tester；Spring Creep Testing Curve；Spring working torsion angle；Spring ultimate torsion angle；Spring test torsion angle；Spring specified load；Spring ultimate load；Spring load at solid position；Spring stress at solid position；Spring deflection at ultimate load；Spring deflection at test load；Spring characteristic；HRJ Spring Tester；Spring initial tension load；Spring working height；Spring height at test load；Spring solid height；Spring Torque Torsion Angle Curve；Gas Springs Used in high level chairs；Make better strength for Gas Springs standpipe；Spring Safe Factor；Spring Impact Tester；