A:Main sizes: 14"x21",21" x 21", 30" x 21", 40" x 21" and 21" x 42", 30" x 42", 40" x 42",  42" x 21", 42" x 42".What is more, we can also produce specific warping beams based on customers' specific requirements. 

B:Flange : Made of high strength aluminum alloy and manufactured by forging, it has excellent rigidity and durability.

C:Barrel : Made of high strength aluminum alloy and manufactured by centrifugal forging, it has high strength and precision.

D:Welding : Welded by automatic Argon welding machine, has good precision and strength.