Stainless steel gear pump application range introduction

[Asia Pump Network News] stainless steel gear pump is a kind of acid-resistant, wear-resistant gear pump. According to the design proposal provided by the stainless steel gear pump utility model, a driving shaft and a passive shaft are mounted on the shell, a gear is arranged on a section o.......

Ordinary thin steel plate

Ordinary thin steel plate
Method for measuring the grounding resistance of a house

Each house, after installation, needs to be tested for compliance. The other reference standard is the grounding resistance value. The next one is to measure the grounding resistance value by the precision four-wire method. Each house, after installation, needs to be tested.......