This trunnion mounted ball valve is manufactured by a China-based ASTM A890 4A ball valve plant. It meets API 6D standards and features a reduced bore design. The valve body is built to ASTM A890 4A specifications. The ball is made from ASTM A182 F51 material. The size is 12 by 10 inches. It is rated for Class 150 LB pressure. The end connections are RF flanged. This design provides reliable shutoff and flow control for demanding industrial applications.