【Daily Question No. 275】November 22, 2020

2020-11-22View Original

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【Daily Question No. 275】November 22, 2020: The V-belt used for transmission has an isosceles trapezoidal cross-section, and the angle between the extended lines of its two sides is 40°. True or False ( ) Please respond within two days.

Reply #22020-11-23

Yes, the angle of the V-belts is always 40°; this is clearly specified in GB11544-1989. There are a total of 11 models for both regular belts and narrow belts

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【Daily Question No. 275】November 22, 2020

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