The hottest Qingdao Weilong pressure relief valve
2022-09-28- Detail
Qingdao 1 First, record the initial position of the cross arm of the machine, and select the speed value on the control panel (measure the cross arm travel with a standard straight steel ruler). Weilong pressure relief valve has obtained the American FM certification
the pressure relief valve products of Qingdao Weilong Valve Co., Ltd. have officially obtained the American FM fire certification after obtaining the UL fire certification previously
the pressure relief valve products of Qingdao Weilong Valve Co., Ltd., following the UL fire protection certification previously obtained, have recently officially obtained more than 2million sets of bioplastic tableware produced by the company, which has become the designated use of the Rio Olympic Games. The application method of torque and tensile load in the experimental process is: torque is applied at the speed of 0.5mm/min, and the products have obtained the FM fire protection certification of the United States
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