... .4)Usage:For conveying gas,water,and oil in both the oil and natrual gas industries5)Sour service:Acc ... MR-0175 or without6)Paiting :black paiting,3PE coating and so on can be required7)Chemical composition &Mechanical ... Oil Field, Mine Equipment, Electromechanical Hardware, , heavy engineering, Mining and Resources, Process Engineering, Materials Handling,Mechanical Parts 4>Traffic Walking ...