wooden cases packaging DN10 to DN500 steel ball steel ball for bearing

The blank of ball(hollow)  for Ball Valve

Size: DN10~DN600

Pressure Rating:Class150~900(PN16~100)

Base Material:A182 F304,A182 F316,

Roundness: 0.02-0.04

Roughness; Ra0.2-Ra0.4

Coaxiality: 0.05-0.10

Packaging Detail: Wooden cases,

Wenzhou Zhenhong Valve Ball Co., Ltd is a professional valve and ball manufacturer integrated with scientific research, production and trade. In recent years, our company brought in production and quality control equipments, such as Germany SIEMENS CNC Equipment (spherical grinding machine), machining center, trilinear coordinates measuring instrument, spherical roundness measuring instrument, hardness tester, salt spray test and so on, for the products quality assurance. 

Our company specializes in the production of all kinds of stainless steel valves and balls, such as: floating ball, fixing ball, three-way ball, four-way ball, V-type adjusting ball, special ball exclusive for hard sealing, and different types of pinball and steel plate cover ball. The blanks adopt forging, casting and steel plate coiling and welding process, which can meet the customer's different requirement. All visits, guidance and phoning and emailing inquiries from regular and new customers, and both domestic and oversea personnel of all fields are sincerely welcomed.