High temperature and high pressure power station gate valve" is also known as the special valve for power station. It is mainly applicable to the pipeline of various systems in thermal power station to cut off or connect the pipeline medium.
The board book is made from paper cardboard, there are 32 pages(16 sheets) including cover, 2 layers 300gsm C1S artpaper mounted together, paper weight is 600gsm, thickness is 0.85mm, printing with CMYK, glossy varnishing and round corners for all pages a