ASME & PED Certified Tank Heads Manufacturer from China with Types of Elliptical, Torispherical

ASME & PED Certified Tank Heads Manufacturer from China with Types of Elliptical, Torispherical 1.About Us--Henan Guojiang Precision Formed Head Co. Ltd. (1). Henan Guojiang Precision Formed Head Co., Ltd. Manufactures to International Standards of Tank Heads, Including ASME, PED/EN, DIN 28011, DIN 28013, and GB/T. We Stictly Adhere to These Production Code and Rigorously Control Dimensional Tolerance, Wall Thickness Uniformity and Roundness Tolerance, Diameter Tolerance, and