国产精品片一区二区三区_99麻豆久久久国产免费福利精品_久久露脸国产精品_国产成人精品a_久久久久国产精品熟女影院_成人黄色国产

Z45X Dark stem soft seal gate valve Product Overview
Z45X Dark stem soft seal gate valve produced and sold by Baigang valve group with no cavity structure, the valve body cover the inner and outer surface epoxy coating, the gate surface covered with rubber, so fundamentally eliminate the possibility of corrosion occurs, the valve Discard the filler at the rod seal and use "O" ring, making the bees more reliable. According to need, this valve can be operated lever, hand wheel, electric and pneumatic operation. For drinking water, water supply and drainage, sewage treatment, natural gas and gas, industrial and food industries.

Z45X Dark stem soft seal gate valve structure features
 1, overall rising stem valve cover design, compact structure; stem nut and two gate structures, no jamming phenomenon; straight channel, leaving no leakage cavity; stem is sealed with "O" ring. 
 2, with excellent corrosion resistance, the shell, the outer surface of the epoxy coating, lining the inner surface when needed enamel; bolts with hex bolts, the top of the plastic seal. 
 3, Reliable hygienic epoxy meets hygienic standard GB / T17219-1998, the gate covers the whole rubber in conformity with hygienic inspection; the stem, stem nut and other parts adopt stainless steel or bronze which is not corroded by water until the material is reached.

Z45X Dark stem soft seal gate valve main parts of the valve material

Z45X Dark stem soft seal gate valve main dimensions of the connection