Stainless steel flanges are used to connect pipes, valves, pumps, and other equipment in a piping system. Moreover, they provide strength, durability, and corrosion resistance, which makes them ideal for oil & gas, chemical, marine, and industrial applications. What Are Stainless Steel Flanges? A stainless steel flange is a metal disc or ring used to […]
A Stainless Steel Socket Weld Flange is a type of ASME B16.5 flange designed for small-diameter, high-pressure piping systems. The common material standards and grades for stainless steel are ASTM A182 Grade F304/L and F316/L, with pressure ratings ranging from Class 150 to Class 2500. Stainless steel is utilized in more industries than carbon steel […]
What is ASTM A182 F321 material? ASTM A182 F321 / 321H stainless steel flanges are forged austenitic stainless steel grade that belongs to the 321 stainless steel (SS 321) family. It is stabilized with titanium (Ti) to prevent intergranular corrosion, especially in high-temperature environments. Chemical Composition of ASTM A182 F321\321H CHEMICAL LIMITS C Mn P S […]
SMO 254 Flanges are flange fittings made from an austenitic stainless steel alloy called SMO 254. This alloy contains higher levels of molybdenum, chromium, and nitrogen, providing exceptional resistance to corrosion, especially in highly acidic environments. SMO 254 Flanges are known for their excellent strength, impact resistance & low maintenance requirements. These flanges are widely […]
ZIZI ENGEERING CO LTD is a professional supplier for Hastelloy C22 forged flange. We are well known forged flange manufacturer and supplier in China. We produce different types of forged steel flange. Hastelloy C22 forged flanges are one of our main products. Our products are of superior quality and we supply to a wide variety of customer requirements. What is […]
Carbon steel flanges are one of the widely used flanges in multiple industries due to their durability, strength and resistance to corrosion. They are form by heating and shaping carbon steel blocks into various shapes and sizes per the client’s requirements. Common standards include ASTM A694,ASTM A105N,ASTM A350. Accompanying pressure ratings are from class 150 […]
ZIZI ENGEERING, would like to take the opportunity to introduce as a leading ASME B16.5 weld neck flange. They are used for the oil, gas, petrochemical and allied industries. ASME B16.5 Standard ASME B16.5 standard covers pressure-temperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flange and flange fittings. This […]
Specification of Weld Neck Flange Weld Neck Flange Standard is flanges that designed to be joined to a piping system by butt welding.The necks, or hubs, transmits stresses to the pipeline. The gradual transition of thickness from the base of the hub to the wall thickness at the butt weld provides important reinforcement of the […]
ZIZI Engineering is a specializes in the production and export of ASME B16.5 flange. We can supply various types of American standard forged flange products. Including Weld Neck/Slip On/Socket Weld/Threaded/Lap Joint and Blind Flange. What is ASME B16.5 Standard ASME B16.5 standard by the American Society of Mechanical Engineers (ASME), refers to a standard outlining […]
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We are professional in manufacturing and exporting flanges in various materials.
