source：80s of last century, China's valve manufacturing technology has been developed rapidly. In order to enhance our valve manufacturing from R & D capabilities, China began to organize the backbone ...
The valve is widely applied in various industries, mainly oil, petrochemical, chemical, metallurgy, electric power , water conservancy, construction, fire protection, machinery, coal, food and other (which, machinery and chemical industry users on the valve market is concerned, has higher request on the valve). In currently on the market, the valve industry, most users use the most general times varieties of valves fore...【more】
Quality assurance measures 1、Body casting material, physical and chemical indicators meet the national GB standard.
2、Valve manufacturing, assembly, inspection and test strictly according to national GB and JB, ZB, HG, SH, YB, SD standards.
3、Product design and development, production, installation and service quality assurance system according to ISO9001 standards to control.
4、All product with instructions for use and product certificate of conformity.
5、[roduct cleanliness and determination method and delivery requirements according to JB/7748-95 and JB/T7928-99 standards.
6、For the user, provide technical consultation and various physical and chemical testing.
3PCS Forged steel ball valves
Forged steel trunnion ball valves
Forged Steel Flanged End Valves
Forged Steel Bellows Seal Valves
Liangjing Group was founded in 1985. As a key enterprise of Chinese valve industry field, we are leading the way in Chinese valve industry. We are specialized in producing high-medium pressure valves of " LION " brand.Our main products are: Gate Valve Ball Valve Butterfly Valve...【more】