A bend test is a simple test fOR ductility that does not require special equipment, OR a specially shaped test-piece. 弯曲试验是测试韧性的简单试验,不要求特别的测试设备,或规定形状的试样。
Bend test for coating ( cylindrical mandrel) GB/T6742-1986漆膜弯曲试验(圆柱轴)
Then the test piece is recommended which may be taken as specimen in bend test of steel bonded carbide. 文中还推荐了适用于钢结硬质合金的弯曲试验试样。
Cause of Crack on Surface of Plate during Bend Test 钢板弯曲试验后出现裂纹的原因
The adhesive force between the coating and the magnesium substrate has been estimated by using bend test, file test, and scribe test. 采用弯曲法、锉刀实验法和划线划格实验3种镀层结合力测试方法,对化学镀镍层与镁合金基体之间结合力的优劣进行了定性评价。
The Experimental Investigation of the Bend Test Method and Laboratory Equipment for Amorphous Thin Ribbons 非晶薄带弯曲试验方法及设备的试验研究
The report is a bend fatigue test result for a new crank shaft research, based on which the safety of the crank shaft using has been fully evaluated. 对新开发的中冷增压发动机曲轴进行了单拐弯曲疲劳试验和综合技术的研究,提出了安全性评估结果。
Research into transverse bend test of external pre-stressed beem with CFRP tendons CFRP筋体外预应力梁抗弯试验研究
The pattern of side bend of Mn Si multi layer weld is investigated with side bend test of weld joint, optical microscope and scanning electron microscope analysis. The relationship between weld thermal cycle, heat input and microstructure with pattern of side bend is also discussed. 本文通过焊接接头侧弯试验、光学显微镜和扫描电镜分析,对Mn-Si系多层焊焊缝侧弯形貌进行了研究,探讨了侧弯形貌与焊接热循环、焊接线能量及显微组织之间的关系。
Biomechanical test: Structural and material mechanical properties of right femur were measured by three-point bend test; 负重骨生物力学性能测试:取右股骨进行三点弯曲试验,测结构力学指标最大桡度、弹性桡度、最大负荷、弹性负荷,计算材料力学指标弹性模量、刚性系数、韧性系数;
An intelligent bend fatigue test system for a crankshaft has been developed recently, whose principle, constitution, function and work flow are described in this paper. Lots of analysis and discussion are made on calibration method to get the effects on the load accuracy. 本文简要介绍了新开发的智能型曲轴弯曲疲劳试验系统的基本工作原理、组成、功能和工作流程,重点分析讨论了载荷标定方法对于载荷精度的影响。
The purpose of the work is to clarify the reason why the premature macrocracks occured near the bond line in the HAZ during bend test and thus resulted in the low values of bend angle. 本文研究了此钢种焊接接头冷弯角度过低,于熔合线产生宏观可见裂纹的原因。
The results of bend test and stamping test under different of pre-heating temperature showed that temperature affected the forming characteristics of these FMLs evidently; 不同温度预热后的弯曲试验和拉深试验表明成形温度对两种层板的成形性有较大的影响;
The properties of the composites were examined by impact test, tensile test, bend test and MFI test. 利用冲击、拉伸、弯曲测试,熔融指数测定对复合材料的力学性能、加工流动性能进行研究。
Bend test during welding procedure qualification 关于焊接工艺评定中弯曲试验的体会
In addition, interface fracture toughness was also introduced, which mainly include the 4-point bend test to measure interface critical strain energy rate, improved tensile test and local approach based on Weibull criterion. 文中还介绍了测量涂层/基体界面断裂韧度的研究进展,着重介绍了测量界面临界应变能量释放率的四点弯曲试验、改进的拉伸试验方法以及采用威布尔应力评价界面强度的局部法。
Determining thermal expansion coefficient of conductive thin film by thermal bend test 用热弯实验方法决定导电薄膜的热膨胀系数
For forward bend test, if no asymmetry was found, the test was negative; 当前屈试验时背部没有不对称,则为阴性;
Analysis and Treatment of The Crack Reason Due to The Bend Test on The Test Plate of Welding Product 焊接产品见证件弯曲试验裂纹原因分析及处理
Analysis of the reasons for presence of cracks on the test samples taken from the witness welded products during the root bend test as well as measures to be adopted 焊接产品见证件背弯试验件裂纹原因分析及措施
The modification effects on diglycidyl ether of bisphenol A ( DGEBA, epoxy resin E-44) were studied by impact test, tensile test, bend test and SEM. 通过冲击试验、拉伸试验、弯曲试验和扫描电镜(SEM)观察等方法,研究了星形聚醚环氧树脂对E-44环氧树脂的改性作用;
On the Cracking and Fracture Behavior of 20g Steel Welded Joint during Cold Bend Test 20g钢焊接接头冷弯开裂及断裂行为的研究
Basics of Related Regulations on Modifying Bend Test 关于修订弯曲试验有关规定的依据
The ways of four-point bend test and acoustic emission were used, the failure pattern ( cohesive failure, coating debonding) of Ni-P electroless plating and composite plating that varied with the heat treatment temperature were obtained. 采用四点弯曲-声发射方法,对随热处理温度变化的Ni-P(Re)化学镀层及其复合镀层的失效形式(内聚失效、镀层脱粘)、启裂载荷和启裂挠度进行了检测。
Expatiate on key parameter of aluminium alloy sheet or plate bend test. Introduce aluminium alloy bend tester and the way that judge the result of test. 阐述了铝合金板材弯曲试验的关键参数,介绍了弯曲试验装置,给出了弯曲试验的结果判定。
The result of stretch film and 3-point bend test pattern indicated that rigidity of resin became lower, toughness obtained improvement. The result of 10% content was best. 无论是三点弯曲模式还是薄膜拉伸模式结果都表明树脂刚性降低、韧性得到改善,而且10%加入量改善效果最明显。
The pony Richelle specimen by low temperature splitting test, the small beam specimen bend test at low temperature and low temperature impact toughness test, the rubber asphalt has better stability at low temperature. 通过对小马歇尔试件进行低温劈裂试验、对小梁试件进行低温弯曲试验和低温冲击韧性试验,得出了橡胶沥青具有较好的低温稳定性。