The pipe elbow 45 degree dimensions manufacturer has two production methods：One is on the steel plate used for plant materials, which is cut and rolled and welded to a plurality of roller tube support plates.
The other is to cut the material with pipes and use the group welding process to form. The specifications are generally above 200 mm. The ambient temperature should not be higher than 200, and general enterprise construction personnel can produce. The elbow is high-pressure, high-quality low-carbon steel or forged alloy steel.