This elbow, 45 degrees from Mueller Industries is the ideal pipe fitting when you need to keep steady pressure and stable flow in your pipes. This elbow, 45 degrees has a maximum temperature of 140 degrees F. This fitting falls into the elbows sub-category and into fittings schedule DWV. It fits a pipe size of 6". It comes in white. Standards include: Cell Class 12454, ASTM D1784.