http://www.hkforging.net/weldi....ng-neck-flanges/uni-
1. Introduction: The weld neck flange can be directly welded to butt-weld fittings like elbows, tees or reducers without requiring any short piece of pipe unlike slip-on flange which require a straight length of pipe for installation
2. Description: The Welding Neck Flanges are often used for high-pressure applications. To order a weld neck flange, it is important to specify and identify the pipe is being used. This is because the inside and the outside diameter of the Weld Neck Flanges will match the inside diameter of your pipe or Fitting.
Designation DirectionsDesignation Directionsd1abDfhh1mrsHoleScrewWeight In KG

website:http://www.hkforging.net/weldi....ng-neck-flanges/uni-