Cangzhou Redford Brothers Precision Machinery Manufacturing Company Limited. Our Focus on quality - full service to customers! Interests of its clients are manhole model that we first consider our services to pursue refinement manholes, from pre-sales consulting, enthusiastic service to the sale of the referral products, we are required to seek fine fine. Especially suitable for storage of the material in the gas tank cap dome pressure. Stainless steel manhole 304,316 materials commonly used to make. Cangzhou Refco brothers Precision Machinery Manufacturing Co., Ltd. manhole standards, the company specializes in the production plant miscellaneous accessories. Welcome to the new and old customers to negotiate advice. Rail or road crossing, the pipe ends to be set manholes; in the pipeline branch to be set at the turn, and the introduction of a manhole; plus sense in the box to set the location of a manhole. Manholes should be located at the turning point of the slope of the road, cross the road between the center of the street gardens, streets turning point on the sidewalk, where the recessed housing baseline and on the rod or near the lead point of introduction of the communication line. Manhole should not be located at the entrance of important buildings (eg garage, fire, etc.), roads, loose buildings nearby, close to the fire hydrant or well at Tuen put equipment locations, and there are other underground pipeline passes place. Manhole, Suzhou manholes, Cangzhou Refco Brothers provided by Cangzhou Refco brothers Precision Machinery Manufacturing Co. Cangzhou Refco brothers Precision Machinery Manufacturing Co., Ltd. (www.rfxdgs.net) (www.rfxdgs.net) strong, credible, Hebei Cangzhou pipeline auxiliary materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Cangzhou Refco Brothers and you hand in hand into the brilliant, for a better future!