http://www.sxforging.com/cs-flanges/ China CS Flanges suppliers Description Carbon Steel Orifice Flanges are disk-shaped parts, which are most common in pipe engineering. This product is usually used in pairs, and washers and bolts are necessary parts to improve the sealing performance. Because its application is very common, there are many sizes to choose from. Our products are very suitable for transmission systems with high flow rates and high throughput. You only need to match the flange with the outer diameter of the pipe to complete the connection, which is very easy to install. In addition to the functional design of Carbon S