... , 140, 160, XXS & NS available with NACE MR 01-75Type:· Elbows in 45 deg, 90 deg, 180 deg, R=1D,1 ... / etc. Other materials : Monel, Nickel, Inconel, Hastalloy, Copper, Brass, Bronze, Titanium, Tantalum, Bismuth, Aluminium, High Speed Steel, Zinc, Lead, etc.