We manufacture all the nicekl alloy elbow with our own elbow cold forming machine, the size could be from 1" to 24" Sch80. We manufacture the nickel alloy elbow with our own elbow cold forming machine, the size could be from 1/2" to 24" of thickness from 1mm to 30mm, the nickel alloy elbow could be used in the connection of the field of petrochemical, pharamcy, chemistry, shipbuilding, etc.