羞羞漫画在线免费阅读_巨大乳bbwsex日本_美艳yin荡老师好紧_她在丈夫的面前被耍了

×

MB-7689A safety insole plate bending test machine

Video
Gallery
360°Show
×
×
×
Applicable scope
Test principles and standards
Instrument characteristics
Configuration list
This instrument is used to test the folding performance of the safety insole, and a part of the middle part is fixed to hold the insole. From the clamping part 70mm (the front end of the shoe pad), two fixed rods are used to clamp the test piece, and the fixed bar can do reciprocating winding around the clamping place.
GB /T 20991-2007、ISO 20344:204、EN 12568