Varco Nov Type API 7K Master Bushing Rotary Bushing Insert Bowl Series Shandong Seaco Machinery Equipment Co., Ltd. Manufacturing Process:ForgingSurface Treatment:Spray-PaintOperation Pressure:High PressureMaterial:High Manganese Steel, Tungsten CarbideGrade:E75, K55 N80, 35CrMo AISI 4140 G105Transport Package:Standard Export Package Base Info Specification:2 3,8 2 7,8 3 1,2Trademark:SEACOOrigin:Shandon ChinaHS Code:84314310Production Capacity:100t Description Overview Product DescriptionDetailed Photos Pre:200 M3/H Slurry Separator for Mud System Next:Petro Machinery Rod Clamp