JB/T 3812-2015碟形弹簧负荷试验机测定单件碟簧负荷、成组碟簧负荷、碟簧自由高度H₀，检验碟簧强压负荷和次数。碟簧负荷试验机上压板安装自动调节水平的球形装置，试验机平台安装高刚度芯轴，0.6mm和0.8mm间隙导向杆，负荷试验上下压板硬度大于HRC55，表面粗糙度小于1.6μm。HRJ碟簧负荷试验机准确度误差不超出±0.5％。

100kN～500kN碟簧负荷试验机；200kN绞车碟簧负荷试验机；500kN提升机碟簧负荷试验机；300kN矿井提升碟簧试验机；300kN制动器碟簧负荷试验机；HRJ Spring Tester；500kN起重碟簧负荷试验机；300kN牵引碟簧负荷试验机；200kN碟簧压平变形量测定；碟簧按D/d≈1.9和h₀/t≈0.4来确定基本参数；碟簧强压处理次数不少于五次；碟簧疲劳寿命次数不低于2x10⁶；D80～D140mm蝶形弹簧负荷测定；d41～d72mm蝶形弹簧变形量测定； 300kN碟簧工作负荷测定；HRJ Tester；500kN碟簧工作极限负荷测定；500kN碟簧工作极限负荷变形量测定；碟簧位置Ⅱ处应力测定；JB/T 3812-2015盘形制动器用碟形弹簧；D93提升贮运设备；73.100.40牵引和起重设备；

Cup Spring Load Tester；Cup Spring for mine hoist and mine winder disc brakes；Spring Specified LoadTest；SpringUultimateLloadTest；Spring Test Load；Load at solid positionTest；Spring stress at solid position；Spring  deflection Test；Spring deflection at ultimate load；Spring deflection at test load；Spring characteristic；Spring rateTest；HRJ Spring Tester；Spring flexibilityTest；Spring initial tension load；Spring working height；Spring length at ultimate load；Side Ripple Spring；Single Column Spring Tester；Double Column Spring Tester；Digital Spring Tension Compression Tester；Battery Spring Tester；Sofa Spring Tester；Load switch Spring Tension Compression Tester；Circuit-breaker Spring Tension Compression Tester；Computer Control Spring Testing Machine；Two-position Spring Tension Compression Tester；Spring Transverse Load Tester；Air spring Stiffness Tester；Air Spring Two Dimensional Stiffness Tester；Bow-spring Casing Centralizers Tester；HRJ Spring Tester；Spring bumper Tester；Spring bumper Tension Compression Tester；Helical Spring Compression Tester；Coil Spring Compression Tester；Leaf Spring Compression Tester；Spring High Temperature Fatigue Tester；More position Spring Fatigue Tester；Spring Low Temperature Fatigue Tester；Gas Spring Fatigue Tester；Two-position Gas Spring Tester；Spring Torsion Tester；Horizontal Spring Torsion Tester；HRJ Spring Tester；Table top Spring Torsion Tester；Vertical Spring Torsion Tester；Spring Torsion Fatigue Tester；Torsion-Bar Spring Fatigue Tester；Switch Spring Tester；Clock spring Tester；Hydraulic Spring Compression Tester；Seal element Spring Tester；Spring Clamp Tester；China Spring Tester；Asia Spring Tester；World Spring Tester；Various Spring Tests；Various Testing Machine；Laboratory Equipment；China Material Tests；Asia Material Tests；World Material Tests；Testing Machines Manufacturer；Mechanics Tester Manufacturer；Tester Service Center；Tester Fittings Supply Center；Test Accessories Design Manufacture Center；Special Test Accessories Center；Testing Machine Accessories；Material Tester Attachment；Material Tester Fixture；HRJ Testing Machine；

济南恒瑞金试验机有限公司；弹簧试验机制造商；山东省力值硬度计量委员

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