A DIN 2527 AISI 8630 blind flange is a specialized type of blind flange made from AISI 8630 alloy steel, designed according to the DIN 2527 German standard. Blind flanges are essential components in industrial piping systems, used to seal the end of a pipe, vessel, or valve to isolate it or prevent the flow of fluids. The AISI 8630 material used for this specific flange provides excellent strength, toughness, and wear resistance, making it ideal for applications in high-stress environments. Material: AISI 8630 Alloy Steel AISI 8630 is a low-alloy steel, enriched with nickel, chromium, and molybdenum for enhanced mechanical properties. It is known for its strength, toughness, and resistance to wear, making it suitable for heavy-duty applications, particularly in industries where components are subjected to high stress and pressure. Composition of AISI 8630: Carbon (C): 0.30% – 0.35% Provides strength and hardness. Chromium (Cr): 0.80% – 1.10% Improves hardness, wear resistance, and high-temperature strength. Molybdenum (Mo): 0.15% – 0.25% Enhances hardenability and resistance to wear. Nickel (Ni): 0.80% – 1.20% Adds toughness, especially at lower temperatures. Other elements: Small amounts of manganese (Mn), silicon (Si), and phosphorus (P), which improve the overall material quality and processing properties. Design and Dimensions (DIN 2527) Shape: The blind flange is a flat, circular plate with no central hole, designed to seal the open end of a pipe, valve, or vessel. Bolt Holes: The flange features evenly spaced bolt holes around the perimeter, which allow it to be securely attached to a matching flange or component. These holes align with the bolt pattern of the corresponding system components. Thickness: The thickness of the flange varies depending on the size and pressure rating, ensuring it can withstand internal pressure and provide a reliable seal. Pressure Rating: Pressure ratings are typically defined using classes such as PN 6, PN 10, PN 16, PN 25, etc., which represent the maximum pressure the flange can safely withstand without failure. Applications of DIN 2527 AISI 8630 Blind Flange Pipeline Sealing: The primary function of the blind flange is to seal the end of a pipeline, effectively preventing the passage of fluids, gases, or other materials. System Isolation: It is used to isolate sections of the pipeline for maintenance or repairs, allowing safe disconnection without compromising the integrity of the system. Pressure Containment: The high strength and durability of AISI 8630 make it suitable for applications where maintaining pressure within the system is critical, ensuring the flange can handle high-pressure environments. Types of Blind Flanges in DIN 2527 Blind flanges conforming to DIN 2527 can be found in different face types and sealing methods, including: Raised Face (RF): The flange surface has a slight raised area around the bolt circle, improving the seal when mated with a gasket. Flat Face (FF): The surface is level with the flange body and typically used with softer gaskets to create a seal. Ring Type Joint (RTJ): This type has a groove to accommodate a metal ring gasket, providing a secure seal in high-pressure applications. Conclusion A DIN 2527 AISI 8630 blind flange is a high-strength, durable sealing component designed for high-pressure and high-stress environments. Made from AISI 8630 alloy steel, it offers excellent mechanical properties such as strength, toughness, and wear resistance, making it ideal for use in industrial systems that require reliable seals under heavy loads and elevated temperatures.

Super Duplex Stainless Steel (SDSS) is an advanced type of Duplex Stainless Steel that combines the benefits of both austenitic and ferritic structures but with higher levels of chromium, nickel, and molybdenum, along with additional nitrogen content. This makes Super Duplex Stainless Steel (such as Super Duplex 2507) an ideal material for extremely demanding environments, particularly those exposed to harsh corrosive conditions. Material: Super Duplex Stainless Steel Superior Corrosion Resistance: Super Duplex stainless steels (e.g., 2507) offer exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking (SCC), especially in environments with high chloride exposure. This makes them perfect for use in seawater, chemical processing, and offshore oil and gas applications. Strength: Super Duplex steels provide significantly higher tensile strength than standard Duplex and austenitic grades (such as 304 and 316), making them ideal for high-pressure and heavy-duty applications. Super Duplex steel has roughly twice the strength of 304 or 316 stainless steels. Temperature Resistance: Super Duplex stainless steels maintain good performance at moderate to high temperatures, typically performing well up to around 300°C (572°F). They can endure high-temperature environments but are not suitable for extreme high-temperature applications (e.g., above 400°C). Resistance to Chloride Stress Corrosion Cracking (SCC): Super Duplex stainless steels are particularly resistant to chloride-induced stress corrosion cracking, which is a significant advantage in industries that face exposure to seawater, brine, or other chloride-rich environments. Common Types of DIN 2527 Super Duplex Stainless Steel Blind Flanges: 1.4410 (F53): Offers excellent resistance to corrosion, high strength, and toughness, widely used in oil & gas, marine, and chemical industries. 1.4501 (F55): Higher alloy content, offering superior resistance to pitting and stress corrosion cracking, often used in subsea and offshore applications. 1.4412 (F60): Known for resistance to extreme environments like offshore and petrochemical industries. Design and Dimensions Shape: DIN 2527 blind flanges made from Super Duplex Stainless Steel follow the same general design as other flanges: flat, round plates with no central hole, used to seal the ends of pipes or pressure vessels. Bolt Holes: These flanges are equipped with bolt holes for bolting to other flanged components, ensuring a secure connection. The number and size of the bolt holes are determined by the flange's diameter and the pressure class. Thickness: The flange thickness varies depending on the pressure rating (e.g., PN 6, PN 10, PN 16, PN 25). Thicker flanges are designed to handle higher pressures, ensuring a secure seal and reliable performance. Pressure Rating: Super Duplex stainless steel blind flanges are designed for high-pressure environments. Due to their strength and resistance to corrosion, they are typically used in PN 10, PN 16, and PN 25 pressure ratings, although they can be designed for even higher pressure ratings depending on the application. Types of Blind Flanges in DIN 2527 (Super Duplex) Raised Face (RF): The raised face provides a contact area for a gasket, enhancing the sealing performance. This type of flange is commonly used with a gasket to improve sealing, particularly in systems that operate under high pressure. Flat Face (FF): The face of the flange is level with the surface and is often paired with a soft gasket to provide a tight seal. This design is typically used for low-pressure applications where sealing is not as critical. Ring Type Joint (RTJ): This type of flange features a groove for a metallic gasket, providing a secure seal under high pressure and harsh conditions. RTJ flanges are typically used in offshore oil and gas or chemical plants, where extreme conditions require highly durable sealing methods.

When considering Duplex Stainless Steel for DIN 2527 Blind Flanges, the material offers unique advantages over traditional stainless steels, combining the benefits of both austenitic and ferritic microstructures. Duplex Stainless Steel typically contains a higher percentage of chromium, molybdenum, and nitrogen, which significantly enhances its properties, especially for highly demanding and corrosive environments. Material: Duplex Stainless Steel Superior Corrosion Resistance: Duplex stainless steels (e.g., 2205 or 2507) offer outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, which makes them highly suitable for industries exposed to aggressive environments, such as offshore oil and gas, chemical processing, and marine industries. Strength: Duplex stainless steels have higher tensile strength than standard austenitic steels (such as 304 or 316), allowing the flange to perform under higher mechanical stress and pressure. The material is typically twice as strong as conventional 304 and 316 stainless steels. Temperature Resistance: Duplex materials offer good performance in high-temperature environments, although not as high as some alloys specifically designed for extreme heat (e.g., Inconel). They perform well in moderate to high-temperature applications. Resistance to Chloride Stress Corrosion Cracking (SCC): Duplex steels are particularly resistant to chloride-induced stress corrosion cracking, which is one of the key benefits in applications exposed to chloride-rich environments, such as seawater. Common types of duplex stainless steel blind flanges include: 1.4462 (F51): Standard duplex steel, offering good corrosion resistance and strength, used in chemical, oil & gas, and marine industries. 1.4410 (F53): Super duplex steel, with higher strength and better corrosion resistance, used in offshore and high-pressure applications. 1.4539 (Alloy 20): Highly resistant to acid and chloride environments, used in chemical processing and power generation. Design and Dimensions Shape: Blind flanges in DIN 2527, regardless of the material (Stainless Steel 316 or Duplex), are flat, round plates without a central hole, used to close off the ends of pipes or pressure vessels. Bolt Holes: Like other blind flanges, duplex flanges come with bolt holes for bolting the flange to a mating flanged component. The bolt holes' number and size depend on the flange's diameter and the pressure class. Thickness: The thickness varies according to the pressure rating (e.g., PN 6, PN 10, PN 16, PN 25). Thicker flanges are designed for higher-pressure applications to maintain a secure and tight seal. Pressure Rating: Duplex stainless steel blind flanges are often used in high-pressure environments due to their strength. The specific pressure ratings depend on the material grade (e.g., Duplex 2205, Super Duplex 2507), but they generally exhibit higher pressure resistance than austenitic stainless steels like 316. Types of Blind Flanges in DIN 2527 (Duplex) Raised Face (RF): A raised face provides a contact area for the gasket, enhancing the sealing performance when paired with a gasket. Flat Face (FF): The face of the flange is level with the surface, which is suitable for softer gaskets that offer a tight seal without excessive pressure. Ring Type Joint (RTJ): For high-pressure applications, Duplex stainless steel blind flanges can feature a groove for a metallic gasket. This design ensures a tight seal under extreme conditions, often used in offshore and chemical plant environments. Benefits of Duplex Stainless Steel Blind Flanges Cost-Efficiency: While Duplex steels can be more expensive than austenitic grades, they offer a better cost-to-performance ratio due to their enhanced durability and strength, leading to longer service life and reduced maintenance costs. Improved Mechanical Properties: Duplex steels' unique composition offers a blend of high tensile strength and excellent corrosion resistance, making them perfect for demanding environments where other materials might not perform as well.

DIN 2527 is a German standard that defines the dimensions, design, and tolerances for flanges, including blind flanges. Blind flanges made of stainless steel 316 are commonly used in piping systems to seal the ends of pipes, providing a secure and reliable closure. Here's a detailed description of DIN 2527 Stainless Steel 316 Blind Flanges: Material: Stainless Steel 316: This is a higher grade of stainless steel compared to 304, offering superior corrosion resistance. Stainless steel 316 contains molybdenum, which enhances its resistance to corrosion, particularly against chlorides, making it ideal for environments with higher risks of corrosion, such as seawater, chemicals, and marine environments. Corrosion Resistance: Stainless steel 316 has excellent resistance to a wide range of chemicals and industrial environments. Temperature Resistance: It can withstand higher temperatures compared to 304 stainless steel, making it suitable for high-temperature applications. Strength: Stainless steel 316 has slightly higher tensile strength compared to 304, offering added durability and structural integrity. Design and Dimensions: Shape: Blind flanges are flat, round plates with no center hole, used to seal the end of a pipe or pressure vessel. Bolt Holes: These flanges have bolt holes to align with bolts for connecting to other flanged components. The number and size of bolt holes depend on the diameter of the flange and the pressure class. Thickness: The thickness of DIN 2527 blind flanges varies depending on the pressure class (PN 6, PN 10, PN 16, PN 25, etc.). Thicker flanges can handle higher pressure ratings and provide a more secure seal. Pressure Rating: Similar to other flanges, the pressure rating for DIN 2527 blind flanges is important for determining the maximum pressure they can withstand without failure. Stainless steel 316 flanges can be designed to withstand high-pressure applications. Applications: Sealing: Blind flanges made of stainless steel 316 are used to seal the end of a pipeline or vessel to prevent fluid leakage, effectively creating a closed system. System Isolation: These flanges are used to isolate sections of a piping system for maintenance or modification, allowing for safe shutoff of pressure or fluid flow. High-Corrosion Environments: Due to the superior corrosion resistance of stainless steel 316, these blind flanges are used in industries where exposure to corrosive materials, saltwater, or harsh chemicals is a concern (e.g., chemical processing, marine, pharmaceutical, food processing). Types of Blind Flanges in DIN 2527: Raised Face (RF): The face of the flange is slightly raised to improve the sealing capability when paired with a gasket. Flat Face (FF): The face of the flange is level with the surface, often used with softer gaskets for a secure seal. Ring Type Joint (RTJ): For applications requiring high pressure, a ring-type joint may be used, which features a groove in the flange for a metallic gasket.

A Molybdenum Block is a solid, rectangular or square piece of molybdenum metal, widely used in industrial and commercial applications that require exceptional heat resistance, strength, and durability. Molybdenum is a refractory metal known for its high melting point, corrosion resistance, and mechanical properties, making molybdenum blocks an ideal choice for use in extreme environments. Key Features of Molybdenum Blocks: o High Melting Point: Molybdenum has an exceptionally high melting point of around 2,623°C (4,753°F), allowing molybdenum blocks to perform effectively in high-temperature applications, such as furnace components, aerospace, and other industries where elevated temperatures are a concern. o Excellent Mechanical Strength: Molybdenum blocks possess excellent tensile strength, ensuring they maintain their shape and structural integrity even under heavy loads and mechanical stress. This makes them suitable for demanding environments where other materials may fail. o Corrosion and Oxidation Resistance: Molybdenum is highly resistant to oxidation and corrosion, even at elevated temperatures, which makes molybdenum blocks ideal for applications in chemically aggressive environments like chemical processing, heat exchangers, and reactors. o Thermal and Electrical Conductivity: Molybdenum has good thermal and electrical conductivity, which is particularly valuable in applications requiring efficient heat transfer or electrical performance, such as in electronics, electrical contacts, and semiconductors. o Workability: Although molybdenum is a relatively hard metal at room temperature, it can be machined and fabricated into precise shapes and sizes, including blocks, to meet specific requirements for industrial applications. Molybdenum blocks can be easily cut, milled, or ground to create custom shapes and finishes. o Ductility at High Temperatures: At elevated temperatures, molybdenum becomes more ductile, allowing it to be easily processed into complex shapes and designs when necessary. Common Applications: o Aerospace and Aviation: Molybdenum blocks are used in the manufacturing of aerospace components such as heat shields, turbine blades, and rocket nozzles due to their ability to withstand extreme heat and mechanical stress. o Chemical Processing: Molybdenum blocks are used in reactors, heat exchangers, and other equipment in the chemical and petrochemical industries. Their resistance to corrosion and high-temperature stability makes them suitable for handling aggressive chemicals and high-pressure conditions. o Electronics and Electrical Engineering: Molybdenum blocks are employed in electronics, such as in the production of filaments, cathodes, and components for vacuum tubes. Their thermal and electrical conductivity makes them ideal for these applications. o Metallurgy: Molybdenum blocks are commonly used in the manufacturing of specialty steel alloys, improving the strength and heat resistance of steel products. They are also used in producing molds, dies, and other metalworking tools. o Energy Sector: Molybdenum blocks are used in the energy industry, particularly in nuclear reactors, where their resistance to radiation and high temperatures is critical.

A tungsten alloy block is a solid piece of tungsten metal alloy, typically made by combining tungsten with other metals like nickel, iron, or copper to enhance its properties. These blocks are known for their exceptional density, strength, and high resistance to heat, corrosion, and wear. Due to these characteristics, tungsten alloy blocks are widely used in industries that require durable materials capable of withstanding extreme conditions. Tungsten alloy blocks are commonly used in aerospace, defense, medical, and manufacturing applications. They are often used for producing high-performance components such as counterweights, radiation shielding, military projectiles, and components for heavy machinery. The material's high density also makes it ideal for applications like ballast and vibration damping. Characteristics: High Density and Strength: Tungsten alloy blocks are notably dense, with densities ranging from 16 to 19 grams per cubic centimeter (g/cm³), making them among the heaviest materials available. This makes them ideal for applications requiring heavy, compact materials. High Melting Point: Tungsten has one of the highest melting points of any metal, around 3422°C (6192°F), which ensures that tungsten alloy blocks maintain their structural integrity even under extreme temperatures. This property makes them highly suitable for applications in aerospace and defense sectors where high heat resistance is critical. Excellent Wear and Corrosion Resistance: The tungsten alloy's resistance to wear, corrosion, and abrasion is enhanced by the alloying elements, especially when the blocks are used in harsh environments or for high-wear applications. This makes them ideal for parts exposed to friction or high-stress conditions. Machinability: While tungsten itself is quite hard and brittle, alloying it with materials like nickel and iron improves its machinability. Tungsten alloy blocks are typically produced in a variety of forms, including standard sizes and custom shapes, making them suitable for a range of industrial applications.

A pure tungsten tube is a hollow cylindrical shape made from 100% tungsten metal, known for its exceptional physical properties, including high strength, resistance to high temperatures, and high density. These tubes are produced for specific industrial, scientific, and technological applications where extreme conditions are involved. Key Characteristics of a Pure Tungsten Tube 99.95% Pure Tungsten (W): A tungsten tube is made from pure tungsten metal, meaning it contains no significant alloys or impurities, allowing it to retain the full range of tungsten's advantageous properties. High Density:Tungsten has one of the highest densities of any metal, at 19.25 g/cm³, making tungsten tubes compact and heavy, which is beneficial in applications that require high mass in a small volume. Extremely High Melting Point: Tungsten has the highest melting point of any metal, at 3,422°C (6,192°F), which makes it ideal for high-temperature applications, such as in aerospace or certain high-performance industrial processes. Strength and Durability: Pure tungsten tubes are incredibly strong, with a high tensile strength around 1510 MPa, meaning they can endure extreme mechanical stresses without deforming or failing. Tungsten also exhibits high wear resistance, which makes the tube durable in harsh, abrasive environments. Corrosion Resistance: Tungsten is highly resistant to corrosion, oxidation, and environmental degradation, even under extreme conditions, including at high temperatures, making tungsten tubes suitable for long-term, reliable use. Applications of Pure Tungsten Tubes: Aerospace and Defense: Rocket nozzles, satellite components, and spacecraft parts benefit from tungsten tubes due to their ability to withstand extreme temperatures and mechanical stresses. Armor-piercing projectiles and military components can also be made from tungsten due to its high density and strength. High-Temperature and High-Pressure Applications: Tungsten tubes are often used in high-temperature environments like furnaces, industrial heating elements, and thermal processing chambers where metals with high melting points are required. Gas turbines and jet engines can also incorporate tungsten tubing for high-temperature stability and strength.

Product Name: Titanium Bar Standard: ASTM B348 Material: GR1, GR2, GR5, GR7, GR12 Shape: Round, Square, Flat, Hex Diameter: 6-350mm Length: Max 6000mm Surface: Bright Grade 7 Titanium Round Bar Product Information Standard: ASTM B348, AMS 4928, ASTM F67,ASTM F136 Grade: GR1, GR2, GR4, GR5, GR7, GR12, GR23, TC11, TC21 Russian Grade: BT1-00,BT1-0,BT1-2, BT9, BT22 Shape: Round, Square, Flat, Hex Diameter: 3-350mm Length: up to 6000mm, random length is also ok and the price is lower Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per your requirements Surface: Polishing, Pickling Condition: Annealed Features: 1. Not any defects free from cracks no pitting. 2. Two ends flatting making sure length tolerance and good looking. Chemical Composition Element Titanium Grade 7 Pd 0.12-0.25 Ti Bal Fe 0.30 max C 0.08 max N 0.05 max H 0.015 max O 0.2 max Mechanical Properties Element Titanium Grade 7 Density 4.51g/cm³ Melting Point 1668 ℃ Tensile Strength(Mpa) 370 Yield Strength(Mpa) 250 Elongation(%) 20 Reduction of area(%) 25

Product Name: Titanium Bar Standard: ASTM B348 Material: GR1, GR2, GR5, GR7, GR12 Shape: Round, Square, Flat, Hex Diameter: 6-350mm Length: Max 6000mm Surface: Bright Product Information Our machined titanium round bar is in accordance with ASTM B348. Such as Ti-6Al-4V, Ti-0.2PD grade 7, Ti-15V-3Cr-3Sn-3Al bar. Titanium is a synonym for titanium alloy products with high tensile strength, lightweight and excellent corrosion resistance. Our machined titanium round bar used in a variety of high-tech and high-performance applications. Chemical, aerospace, racing and automobile all benefit from the unique chemical and mechanical properties provided by titanium. We provide a comprehensive rod blanking service internally. We cut your titanium rod products to precise lengths or into manageable blanks. Standard: ASTM B348, AMS 4928, ASTM F67,ASTM F136 Grade: GR1, GR2, GR4, GR5, GR7, GR12, GR23, TC11, TC21 Russian Grade: BT1-00,BT1-0,BT1-2, BT9, BT22 Shape: Round, Square, Flat, Hex Diameter: 3-350mm Length: up to 6000mm, random length is also ok and the price is lower Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per your requirements Surface: Polishing, Pickling Condition: Annealed Features: 1. Not any defects free from cracks no pitting. 2. Two ends flatting making sure length tolerance and good looking.