Product Overview 
 Flange connection cut-off valve, nominal pressure PN1.6 ~ 16MPa, operating temperature -29 ~ 550 ° C, petroleum, chemical, pharmaceutical, fertilizer, power industry and a variety of conditions such as pipeline, cut off or connected to the pipeline media. Drive a manual gear transmission, electric, pneumatic and other. 

 Structural characteristics of 
 Selected materials to meet the domestic and outside the relevant standards, reasonable structure, beautiful shape. 
 2, valve, valve seat sealing surface using iron based alloy or the Secretary Starry (of Stellite) cobalt base hard alloy surfacing made of resistant, high temperature resistance, corrosion resistance, anti-abrasion performance and long service life . 
 4, stem quenched and nitride surface treatment, has good corrosion resistance and scratch resistance. 
 5, can be a variety with standard pipe flanges and flange sealing surface to meet a variety of project needs and user requirements. 
 6, the full range of body materials, packing, gaskets, according to the actual working conditions or user request for reasonable matching can be applied to all kinds of pressure, temperature and medium conditions. 
 7, inverted sealed with screw connection seal seat or body surfacing austenitic stainless steel is made, reliable seal, replace the packing in the case of non-stop, convenient, does not affect system operation. 

 Linyi Industry Valve Manufacturing Co., Ltd., on free :400-6999-972, the Chengzhao some cities vacancies agents