Nanhai Ruijin Stainless Steel Co.,Ltd.,which integrates R&D,manufacture and trade into one,specializes in the production and sales of thin-wall stainless steel water pipes. Aesthetic and sanitary with excellent pysical and mechanical property, our products are characterized by relible and safe connection, as well as fast and convenient installation and maintenance, which rank among the most advanced and ideal high quality products in the area of water supply at present.

Science and technology is the primary productive productive force, and it is an essential trend to prosper business relying on science and technology in the 21st century. Based on scientific progress and technological innovation, Ruijin peopole, taking market as the orientation and applying new technology...

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Principles of lock-expansion structure of Ruijin brand:

1. Certain flexibility is provided with the position of joint that allows a certain swinging angle(within 5°) formedbetween the piep and the pipe axis.Join of the pipe system can be insured to be safe and reliable even when vibration or geological subsidence occurs.

2. The system avoids completely the problem that a radial shrinkage is formed in the position of joint resulting in a resistance to the hydraulic haed when using other ways of joint such as a concave groove and compression.Thus efficiency of dielectric transmission is improved and energy is saved...

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