This standard specifies the principle, equipment, procedure, comparison of processing effects and control report for the surface and internal residual stress control for metallic materials by using sound beams (elastic beams in solids) with certain energy and direction.
This standard is applicable to on-site or in-situ reduction and homogenization of assembling and welding residual stress of large metal components such as metal containers, steel structures, pipes, rails, vehicle bodies, and aerospace cabins.The control of surface and internal residual stress of other non-metallic sound-transmitting material components may also refer to this standard.
定价: 456元 / 折扣价: 388 元 加购物车
This standard specifies terms and definitions, principle, apparatus, specimen, procedure, evaluation of test result and test report for the steel wire ropes slings-fatigue testing method.
This standard is applicable to evaluate the fatigue properties of all kinds of steel wire ropes slings by axial force-controlled method with same amplitude stress, it may be also applicable to evaluate the axial fatigue properties of the steel wire ropes.
定价: 456元 / 折扣价: 388 元 加购物车
This standard specifies the method principle, instrument and equipment, specimen, test condition, pre-test parameter determination, testing procedures, test data processing and test report of bending stress relaxation test method for copper and copper alloys materials.
This standard is applicable to the determination of bending stress relaxation properties of copper and copper alloys sheet and strip with thickness of 0.1 mm-1.0 mm under constant strain condition.
定价: 372元 / 折扣价: 317 元 加购物车
This document specifies the testing apparatus, specimen, testing procedure, test results and test report of multiaxial themo-mechanical fatigue testing under axial-torsional strain-controlled loading for metallic materials.
This document is applicable to the test of the thin-walled tubular metal specimens under the conditions of constant axial mechanical strain cycle, constant shear strain cycle and constant temperature cycle with any constant cyclic strain ratio,any constant phase angle between axial mechanical strainand shear strain,and any constant phase angle between axial mechanical strain and temperature.
定价: 708元 / 折扣价: 602 元 加购物车