Dingxiang Xignwang Flanges & Forging Co., Ltd.

Steel Flanges

We present the best quality Stainless Steel Flanges in the national as well as international markets. Stainless Steel Flanges offered by us are accessible in various ranges and specifications as per the requirement of the clients. Flange Types: 1:Slip-On Flanges 2:Threaded Flanges 3:Weld Neck Flanges 4:Blind Flanges 5:Socket Weld Flanges 6:Lap Joint Flanges Grades Austenitic Steel: 301, 304, 304H, 304L, 310, 310S, 316, 316L, 317, 317L, 321, 347 Ferritic Steel: 409, 409M, 410s, 420, 430 Martensitic Steel: 410, 416, 420, 431

Alloy steel flanges are made of a combination of iron and other alloying elements, such as chromium, molybdenum, nickel, and vanadium. These elements are added to improve the strength, toughness, and corrosion resistance of the steel. Alloy steel flanges are typically used in applications where there is a high risk of corrosion or where the flanges need to be able to withstand high pressures or temperatures. Alloy steel flanges are available in a variety of types, including: Weld neck flanges: These flanges have a welded neck that allows them to be welded to a pipe. Slip-on flanges: These flanges slide over a pipe and are secured with bolts. Socket weld flanges: These flanges have a socket that is welded to a pipe. Lap joint flanges: These flanges have overlapping faces that are bolted together. Blind flanges: These flanges have a closed face and are used to seal off a pipe. â?¢ Alloy Steel Flange : ASTM A182 / ASME SA182 & A387 F1, F5, F9, F11, F12, F22, F91 Flanges

A carbon steel flange is a type of flange that is made of carbon steel. Carbon steel is a type of steel that contains carbon as its primary alloying element. The carbon content in carbon steel can vary from 0.002% to 2.1%, but most carbon steels have a carbon content of between 0.2% and 0.8%. he following are some of the key technical specifications of carbon steel flanges: Pressure rating: The pressure rating of a flange is the maximum pressure that the flange can withstand without leaking. Class: The class of a flange is a measure of the flange's strength. The higher the class, the stronger the flange. Size: The size of a flange is the diameter of the flange's bore. Type: There are many different types of carbon steel flanges, including slip-on flanges, weld neck flanges, and socket weld flanges. Finish: The finish of a flange is the surface texture of the flange. The most common finishes for carbon steel flanges are smooth and rough. Carbon steel flanges are a versatile and reliable type of flange that can be used in a variety of applications. They are available in a wide range of sizes, classes, and types, so you can find the perfect flange for your needs. The technical specifications of a carbon steel flange vary depending on the standard that it is manufactured to. Some of the most common standards for carbon steel flanges include: ASTM A105N (SA105N): This standard specifies the requirements for carbon steel forgings for piping applications. ASTM A350 LF2: This standard specifies the requirements for low-alloy steel forgings for piping applications. ASTM A694: This standard specifies the requirements for flanges for high-pressure service. The following are some of the key technical specifications of carbon steel flanges: Material: Carbon steel Pressure rating: Varies depending on the standard Temperature rating: Varies depending on the material and the standard Face type: Plain, raised face, or ring joint Bore size: Varies Wall thickness: Varies Finish: Varies

A stainless steel flange is a type of flange that is made of stainless steel. Stainless steel is a corrosion-resistant alloy of iron, chromium, and nickel. It is commonly used in applications where corrosion resistance is important, such as in the chemical, food, and pharmaceutical industries. The technical specifications of a stainless steel flange will vary depending on the type of flange, the material grade, and the pressure rating. However, some common specifications include: Nominal pipe size (NPS): The NPS is the standard size of the pipe that the flange will be used with. Pressure rating: The pressure rating is the maximum pressure that the flange can withstand. Material grade: The material grade is the type of stainless steel that the flange is made of. Common material grades include ASTM A182 F304 and F316. Face type: The face type is the shape of the flange's face. Common face types include raised face (RF), flat face (FF), and ring-type joint (RTJ). Bolting arrangement: The bolting arrangement is the number and size of the bolts that are used to connect the flanges. Here is a more detailed description of the different types of stainless steel flanges: Weld neck flange: A weld neck flange is a type of flange that has a neck that is welded to the pipe. This type of flange is typically used for high-pressure applications. Slip-on flange: A slip-on flange is a type of flange that is slipped over the pipe and then secured with bolts. This type of flange is typically used for lower-pressure applications. Socket weld flange: A socket weld flange is a type of flange that has a socket that is welded to the pipe. This type of flange is typically used for smaller pipes. Lap joint flange: A lap joint flange is a type of flange that is joined to the pipe by overlapping the flanges and then welding them together. This type of flange is typically used for low-pressure applications. Blind flange: A blind flange is a type of flange that does not have a hole in the center. This type of flange is typically used to terminate a pipe. Stainless steel flanges are a versatile and reliable component that can be used in a wide variety of applications. They are available in a variety of types, sizes, and pressure ratings to meet the specific needs of each application.

Mild Steel Flanges are a type of flange made from mild steel. Mild steel is a low-carbon steel that is strong and ductile, making it a good choice for flanges that need to be able to withstand high pressures and temperatures. Mild Steel Flanges are typically used in a variety of industries, including the oil and gas industry, the chemical industry, and the water treatment industry. Technical Specifications 1. Material: Mild Steel 2. Size: ½ Inch to 24 Inch 3. Type: RF, FF, RTJ 4. Pressure rating: Class 150 to 2500 5. Carbon Content: 0.05%-0.25% 6. Yield Strength: 370 MPa 7. Tensile Strength: 440 MPa 8. Hardness: 126 Brinell 9. Temperature Rating: Up to 500�°F 10. Dimensions: ANSI/ASME B16.5, DIN 2533, Other Features Mild Steel Flanges are available in a variety of sizes and styles, including slip-on flanges, weld neck flanges, and socket weld flanges. They can also be finished in a variety of ways, including hot dip galvanizing, painting, and powder coating. Applications a. Oil and gas industry b. Chemical industry c. Water treatment industry d. Power generation industry e. HVAC industry f. Marine industry Advantages A. Strong and ductile B. Affordable C. Widely available D. Easy to fabricate E. Can be finished in a variety of ways

Carbon steel flanges are a type of flange that is made of carbon steel. Carbon steel is a type of steel that contains carbon as its primary alloying element. Carbon steel flanges are typically used in applications where strength and durability are important. They are also relatively inexpensive, making them a cost-effective option for many applications. Technical Specifications 1. Material: Carbon steel 2. Size: �½ Inch to 24 Inch 3. Type: RF, FF, RTJ 4. Pressure rating: Class 150 to 2500 5. Temperature range: -200�°F to 1200�°F 6. Finish: Black, mill scale, or hot dipped galvanized 7. Dimensions: ANSI/ASME B16.5, DIN 2533, or MSS SP-44 Applications a. Oil and gas pipelines b. Chemical processing plants c. Power plants d. Water treatment facilities e. HVAC systems Advantages 1. Strength 2. Durability 3. Inexpensive 4. Wide variety of applications

Duplex and super duplex steel flanges are a type of stainless steel flange that has a two-phase microstructure consisting of ferrite and austenite. This gives them a number of advantages over other types of stainless steel flanges, including: Higher strength: Duplex and super duplex steel flanges have a higher yield strength than other types of stainless steel flanges, making them more resistant to deformation and cracking. Better corrosion resistance: Duplex and super duplex steel flanges have better corrosion resistance than other types of stainless steel flanges, making them suitable for use in harsh environments. Lower thermal expansion coefficient: Duplex and super duplex steel flanges have a lower thermal expansion coefficient than other types of stainless steel flanges, making them less susceptible to thermal stresses. â?¢ Duplex & Super Duplex Steel Flange : ASTM A182 / ASME SA182 F44, F 45, F51, F 53, F 55, F 60, F 61 The technical specifications of duplex and super duplex steel flanges vary depending on the grade of steel and the application. However, some common specifications include: Pressure rating: 150# to 2500# Temperature rating: -200�°C to 300�°C Dimensional tolerances: ANSI/ASME B16.5 Finish: Smooth, blasted, or electro polished

Carbon Steel Forged flanges are a type of flange that is commonly used in high-pressure piping systems. They are designed to be welded or bolted onto the end of a pipe and are typically made from forged steel. Forged flanges are stronger and more durable than cast flanges, making them a better choice for applications where high pressure and/or temperature are present. Benefits of CS Forged Flanges â?¢ High strength and durability â?¢ Better resistance to corrosion and wear â?¢ Can withstand high pressure and temperature â?¢ Available in a variety of sizes and materials Applications of CS Forged Flanges â?¢ Piping systems â?¢ Valves â?¢ Pumps â?¢ Heat exchangers â?¢ Pressure vessels Types of CS Forged Flanges â?¢ Slip-on flanges â?¢ Socket weld flanges â?¢ Lap joint flanges â?¢ Threaded flanges â?¢ Blind flanges â?¢ Spectacle blind flanges Selection of CS Forged Flanges When selecting forged flanges, it is important to consider the following factors: â?¢ The pressure and temperature rating of the piping system â?¢ The type of material that the flange is made from â?¢ The size of the flange â?¢ The type of connection that the flange will be used with CS Forged flanges are a critical component of many piping systems. They provide a strong and reliable connection between pipes, valves, and other equipment. Additional Information â?¢ Forged flanges are typically made from carbon steel, stainless steel, or alloy steel. â?¢ Forged flanges are available in a variety of sizes, from NPS 1/2 to NPS 24. â?¢ Forged flanges are available in a variety of pressure ratings, from PN 2.5 to PN 400. â?¢ Forged flanges are available in a variety of connection types, including slip-on, socket weld, lap joint, threaded, and blind flanges.