The picture shows a batch of P-type radiant tubes completed last week. The dimensions are 406.126.1443mm, the material is 1.4849, and the weight is about 56kg. They are produced using centrifugal casting technology and static casting technology. The pipe body is spray-painted with markings, and the elbow markings are cast. The customer has long-term ordered P-type radiant tubes of different sizes and specifications. After being tested in all aspects and meeting the customer's requirements, the tubes have been packed and shipped.