July 1 Nanjing Steel Market Price Quotes

Product Name Specification Material Steel/Origin Price (Yuan/Ton) Than yesterday Last week Remarks from the previous month High Line Φ6.5mm Q235 Xing Steel 5950 0 70 -100 - Out of stock High Line Φ8/10mm Q235 Haixin 5950 0 50 - 100 High Line Φ6.5mm Q235 Rizhao 5860 0 10 -190 - Out of

Deep well pump safety operation technology

Deep well pump safety operation technology 1. Deep well pump should be used in the sand content of less than 0.01% of the clear water source, the pump room is equipped with a pre-run water tank, the capacity should meet a start pre-run water volume.
2. Newly installed or af