Changsha Xiangjia Metal Materical Co., Ltd.

Common standard for   seamless steel pipe : Seamless steel pipes are made of steel ingots or solid tube blanks through perforation to make capillaries, which are hot-rolled, cold-rolled or cold-drawn. Its used standards are: ① GB/T2102-2018 Acceptance, packaging, marking and quality certificate of steel pipes. ② GB/T17395-2008 Size, shape, weight and allowable deviation of seamless steel pipe. ③ GB/T5310-2018 Seamless steel tubes for high pressure boilers. ④ GB/T9948-2018 Seamless steel pipes for petroleum cracking. ⑤ GB/T6479-2018 Seamless steel pipes for high-pressure fertilizer equipment. ⑥GB/T18248-2018 Seamless steel pipes for gas cylinders. Changsha Xiangjia Metal Materical Co., Ltd.  is professional manufacture in seamless steel pipe with various grades and sizes. Years of production experience and manufacturing facilities who have a capacity of 200,000 tons per annual will ensure the good quality and competitive duration of our products.

Galvanized steel pipes   and seamless steel pipes are common pipes on market. But they have essential differences. 1. Different types of pipes Galvanized steel pipe is a deep-processed product of steel pipe, which is to galvanize the outer wall or inner wall on the basis of steel pipe. The basic pipes of galvanized steel pipes include seamless steel pipes, and other welded pipes. 2. Different usages Galvanized steel pipes are commonly used in the construction industry, but seamless steel pipes can be used not only in the construction industry but also in the machinery industry. Changsha Xiangjia Metal Materical Co., Ltd.  the Steel Pipe Division of ADTO GROUP, is one of the leading manufacturers of steel products in China. We specializes in manufacturing all kinds of steel pipe in various grades and sizes. Years of production experience and manufacturing facilities who have a capacity of 200,000 tons per annual will ensure the good quality and competitive duration of our produ...

Small diameter seamless steel pipe  have hollow cross-section and round shape without joints. Seamless pipes are widely used in different fields, such as automobile drive shafts, oil drill pipes and bicycle racks etc.. The material of small diameter seamless steel pipes: 10#, 20#, 35#, 45#, 16Mn, 27SiMn, 15CrMo, 12Cr1MoV, 10CrMo910, T91, P91, J55, K55, Q345A, Q345B, Q345C, Q345D, Cr5Mo2, etc. The hollow structure of the small-caliber seamless pipe have many advantages on some fields, which may reduce processing procedures, save processing time and improve production efficiency. Changsha Xiangjia Metal Materical Co., Ltd.  the Steel Pipe Division of ADTO GROUP, is one of the leading manufacturers of steel products in China. We specializes in manufacturing all kinds of steel pipe in various grades and sizes. Years of production experience and manufacturing facilities who have a capacity of 200,000 tons per annual will ensure the good quality and competitive duration of our produ...