Based on the principle of the linear relation between nut kinetic frictional tightening torque and axial pre-tightening force of anchor stem which is indirectly measured through measuring the tightening torque,the intrinsically safe portable dynamometer for anchor stem in mine is developed with the ultralow-power MSP430 serial SCM and peripheral circuit.
利用螺母动摩擦扭紧力矩与锚杆预紧轴向力呈现一定的线性关系的原理,通过测量扭紧力矩实现锚杆预紧力的间接测量,采用超低功耗MSP430单片机以及外围电路制作成适合煤矿井下使用的本质安全型矿用便携式锚杆测力仪,通过实验证明,其测量精度可以满足工程上需要。
The value of standardized tightening torque is unreasonable.
指出了标准规定的螺栓联接扭紧力矩值不尽合理的问题 ,并从联合收割机上脱粒滚筒与纹杆间螺栓联接的受力分析和失效分析出发 ,提出了正确的设计计算方法。
Selection of the highstrength bolts,determination of fastening torque values,quality checking of bolts,and shear tests of bolts are illuminated based on the design of the iron tower.
结合大跨越铁塔设计,对高强度螺栓的选择、紧固扭矩值的确定、螺栓的质量检验、螺栓的剪切试验等情况作了论述。
In the new standard, the fastening torque of the ST 2 type locknuts on rolling stock has been improved by 12%~20% than that of the present value.
新铁标将铁道车辆用ST2 型防松螺母的紧固扭矩比现用值提高了 12 %～ 2 0 % ,笔者从螺纹摩擦副的受力分析和试验实测结果 ,说明进一步提高其紧固扭矩是有理论根据和实验依据的。
After proper operation has been verified, tighten all bolts using the crossover method. Recommended tightening torques pattern is listed below.
在检验操作能够正常进行后，在采用交叉法紧固所有螺栓。推荐的紧固扭矩模式如下所示。
Torque Test of Thread Fastener for Automotive Braking Pipe Line
汽车制动管路螺纹紧固件的扭矩试验
1~10mm Mechanical properties of fasteners--Torsional test and minimum torques for bolts and screws with nominal diameters 1mm to 10mm
GB/T3098.13-1996紧固件机械性能螺栓与螺钉的扭矩试验和破坏扭矩公称直径
Research on Relations of Installation Torque and Anchoring Force of Self-screwed Bolt
自旋锚杆安装扭矩与锚固力关系研究
static torque calibuation stand
转矩[扭矩] 静校台
Study on factors to influence torque strength of anaerobic thread-locking adhesives for automobiles
汽车用厌氧螺纹锁固胶扭矩的影响因素研究
The structure of the reducer is smaller and more compact than one with the same as rate and moment.
这种结构可以比输出同速比同扭矩的摆线减速器更紧凑，体积更小。
Replace body bolts and torque evenly to70 ft./ lbs.
重新放置阀体螺栓，并且用70英尺/的扭矩均匀的旋紧。
Replace body bolts and torque evenly to 70 ft./lbs.
重新放置阀体螺栓，并且用70英尺/磅的扭矩均匀的旋紧。
Theory and Experimental Study on the Cylindrical Elasticity Sleeve Expansion-Joints Transmission Torque;
柱形弹性套胀紧联接传递扭矩的理论及试验研究
Torsional microslip at the clamps results in spurious torques which act like pivot friction torques.
夹紧处扭杆的微小滑移会产生干扰力矩，它的作用和轴颈的摩擦力矩一样。
Mechanical properties of fasteners--Prevailing torque type steel hexagon nuts
GB/T3098.9-1993紧固件机械性能有效力矩型钢六角锁紧螺母
Study on Tightening Torque Detection of Light-Rail s in-service Screw Anchors Based on Vibration Test Technology;
基于振动技术的在役锚固螺杆紧固力矩检测研究
Reason for Low Tight Axle Strength of 10.9S Sets of Torshear Type High Strength Bolt for Steel Structures
钢结构用10.9S扭剪型高强螺栓连接副紧固轴力偏低原因分析
"TORQUETorque is twisting, or turning, effort, Torque, however, must not be confused with power."
扭矩:扭矩是旋转作用力或回转作用力。扭矩绝不能与功率相混淆。
Non-lubricated, tapered plug assures tight seal with low breakout torque. Constructed of hardened materials with optional hard facing.
无润滑，锥形阀塞确保紧密密封，并且具有很低的启动扭矩。有硬化材料构造而成，配置备选硬面。
Precision Profile Disc: Provides bubble-tight shut-off and assures minimum torque and longer seat life.
精密准确的蝶板轮廓:防止"泡紧"关闭困难,确保最大程度见效扭矩,延长阀座寿命。
all-metal prevailing torque type nuts
金属预置扭矩式螺帽
