Product details
Octagonal Type cross section RTJ ring joint gaskets are designed for flanges with standard grooves,interchangeable with oval ring joint gaskets on modern octagonal grooved flanges,but has a higher sealing coefficient than the oval ones, RING NO for pipe sizes, it is the same as oval series,please reference the form .
link:http://www.gasket-china.com/gasket/ring-joint-gasket/soft-iron-ring-joint-gasket.html
