Flanges and gaskets, fasteners collectively known as flange joints. Flange joints are widely used in engineering design. It is an essential part of piping design and valve, and it is also a common part in engineering such as industry, heat, water supply and drainage, heating, ventilating, and control.
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Spectacle Blind is used for isolating or connecting piping systems. It is a steel plate with a fixed thickness divided into two discs. The two discs are connected by a flat steel, one is solid and the other is a hollow ring, which is the same diameter as the flange. read more →
There are nine types of Fastener Surface Treatment, like Electro-Zinc, Phosphating, Oxidation (Blackening), Cadmium(Electro) Plating, Electrochromism, Silver and Nickel Plating, Hot-Dip Zinc, Zinc Infiltration and Dacromet
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