CHINA-Hebei Yanshan Shengji Pipe-fitting Manufacture Co.,Ltd. was established in 1998, located in the pipeline equipment manufacturing base in China - Hebei Yanshan, is a set of production, processing, marketing, trading in one integrated enterprise. The main products of company are steel pipe fittings series and concrete pump accessories series.To the North is the capital of Beijing, to the east is Tianjin Xingang, the strategic location laid a solid foundation for the development of enterprise.Our company has two most advanced promoting production lines of medium-frequency elbows,one production line of 500T hydraulic machine, medium-frequency pipe bending machine and flange forging each, excellent production equipment and testing systems can provide the clients for high、medium、low pressure elbows,tees,reducing pipe,pipe cap,flange and siphon of different materials and specifications.According to clients different demands,we separately adopt China GB, GB / T, HGJ, SHJ, JB, U.S. ANSI, ASTM, MSS, Japan JIS and the international ISO standards for design and manufacturing, products widely used in electric power, petroleum, chemical, marine, pharmaceuticals, urban construction and other industries.

Concrete pump accessories products based on industrial base advantages,relying on the characteristics of the entire styles,low prices and considerate service,we have received the good comments of customers at home and abroad. Company specializes in concrete pump pipe and fittings (HBT30 40 60 80 100),high-and-low-pressure pipes have materials：Q235、20#、16Mn、ST52、37Mn5, siphon, adjustable tube, precision steel tubes card 、3-5 meters highpressure rubber hoses, rubber seals, rubber cleaning ball, cleaning cup,steel elbows,alloy high-Mn steel elbow, hard alloy wears plate 、Cutting ring, S pipe swing valve,concrete pump piston 、 hydraulic transmission cylinder、 seals repair package and rubber pieces of nylon, mixing hopper, and other vulnerable pieces of a full set of concrete pumps 、pump truck accessories.

 Our company adopts Germany import super-audio heat treatment equipment,all selects 45Mn2 high Mn alloy tube, after heat treatment, Rockwell hardness is up to 58-62, hardness and wear-resistance are better; Using volume is more than 2.5-3 cubic . Our company's newly-operation production line of medium-frequency concrete pump reducer pipe can produce 20 #, 35 #, J55 wear-resistant materials concrete pump adjustable tube, can produce from 1 m to 3 meters of the reducers.
Our company's main apportion concrete pump brands: China Zhonglian, China Sanyi Heavy Industry, PM elephant (Putzmeister), Xugong, Schwing,Shandong Fangyuan, Liaoning Hainuo, the Chutian 85B, Japan Far-east and Korea modern, etc