This Jining October 17 hotline brass ball valve news October 17 morning, in Jining City in Central Taibai road, Arizona-old spent 430 yuan hard-earned money, bought some brass, brass However gone into iron. Zhang old told reporters, on the 17th at 11 am, a van up to his side when slowed down the speed, a 40-year-old to the middle-aged man got off the trailer a shirt that some brass of vehicle parts. Tag-old seen in the light of three colored thread pipe, which he picked up one of the mill grinding on the ground, also found brass ball valve that the internal threaded yellow. "If you do not trust, Take magnet suction aspiration Look!" The middle-aged man said. Zhang old carry out the magnet, threaded on the three point on the reaction has not. After some bargaining the two sides, Zhang old took out 430 yuan to each other money, bought the brass. Brass people left to sell, the more mind-old insists not practical, he called these ribbed tube, inverted from the shirt out and grinding up on the ground. Although these ribbed tube just the same as full of oil, but friction with the ground is no longer a yellow, but dazzling white. Zhang old again show magnet, the results of magnets and thread tightly glued to the tube together. He carefully look revealed that the vehicle parts is brass ball valve not brass, but some iron, then realized the Fa.  brass ball valve