ASME B16.5 B16.47 316L Weld Neck Stainless Steel Flange

ASME B36.19M is the standard specification for stainless steel pipes, which specifies the dimensions, tolerance, and manufacturing requirements for both welded and seamless pipes.

ASTM A312 TP316 is a standard specification for seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipes used in high-temperature and general corrosive service applications. The 316 Seamless Industrial Steel Pipe is made from a combination of chromium, nickel, and molybdenum, which gives SS 316 Seamless Tube excellent resistance to corrosion and rust.

SMO 254 Pipes can withstand high mechanical stress and Alloy 254 SMO Pipe high pressure work in high temperatures and corrosive environments.

304 Piping Spools are made of 304 Stainless Steel, a common and popular material in many industrial applications that require resistance to corrosion and oxidation. These S30400 Piping Spools are prefabricated using specialized machinery and processes, which ensure that they are highly accurate and reliable.

316L 1.4401 S31603 Stainless Steel Pipe is a highly versatile and durable pipe option commonly used in a wide range of industrial and commercial applications. This SS UNS S31603 pipe is made from high quality 316L stainless steel with excellent resistance to corrosion, oxidation and staining, making it ideal for harsh environments or high stress applications.

UNS N08367 also commonly referred to as alloy AL6XN is a low carbon, high purity, nitrogen-bearing “super-austenitic” nickel-molybdenum alloy with excellent resistance to chloride pitting and crevice corrosion.

AL6XN is a superaustenitic stainless steel with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. AL6XN is a 6 moly alloy that was developed for and is used in highly aggressive environments. It has high nickel (24%), molybdenum (6.3%), nitrogen and chromium contents that give it excellent resistance to chloride stress corrosion cracking, chloride pitting, and exceptional general corrosion resistance. AL6XN is primarily used for its improved pitting and crevice corrosion resistance in chlorides. It is a formable and weldable stainless steel.

The 316 stainless steel pipe has become an indispensable material for the industrial sector. This alloy of iron and chrome is recognized for its high resistance to corrosion, as well as its durability. 316 stainless steel tubing can be produced in both seamless and welded tubes to meet specific customer needs.

321 stainless steel, also known as UNS S32100 and Grade 321, is primarily comprised of 17% to 19% chromium, 12% nickel, .25% to 1% silicon, 2% maximum manganese, traces of phosphorus and sulfur, 5 x (c + n) .70% titanium, with the balance being iron. With regards to corrosion resistance, 321 Stainless Steel is equivalent to Grade 304 in the annealed condition and is superior if the application involves service in the 797¡ã to 1652¡ã F range. 321 Stainless Steel combines high strength, resistance to scaling and phase stability with resistance to subsequent aqueous corrosion.
Stainless Steel 321 / 321H Pipe Fittings are used in filtration, refrigeration, oil, gas, petrochemical and in offshore oil drilling industries. The material has chromium, nickel, titanium and other elements along with carbon. The 321H has higher carbon than the other versions. There are different types of fittings such as the 321/321H Stainless Steel Buttweld Fittings which are most commonly used but there are also the seamless fittings. The Stainless Steel UNS S32100 Pipe Elbow is a fitting type that is used in high temperature applications to change direction of flow.

The flange is second most used joining method after selding. Flanges are used when joints need dismantling. It provides flexibility for maintenance. Flange connects the pipe with various equipment and valves. Breakup flanges are added in the pipeline system if regular maintenance in required during plant operation.
A flanged joint is composed of three separate and independent although interrdlated components; the flanges, the gaskets, and the bolting; which are assembled by yet another influence, the fitter. Special controls are required in the selection and application of all there elements to attain a joint, which has acceptable leak tightness.
A flange is a protruded ridge, lip or rim, either external or internal, that serves to increase strength (as the flange of an iron beam such as an I-beam or a T-beam); for easy attachment/transfer of contact force with another object (as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera); or for stabilizing and guiding the movements of a machine or its parts (as the inside flange of a rail car or tram wheel, which keep the wheels from running off the rails). The term “flange” is also used for a kind of tool used to form flanges.

Stainless steel bar offers a range of unique advantages for numerous industries and applications around the world. The advantages of stainless steel bar include long material life, corrosion resistance, attractive appearance, ease of manufacture, impact resistance and long-term value. Stainless steel is one of the most widely used metals in modern construction.

With this high melting point, the flange can withstand temperatures up to 870 degrees Celsius. There are different types of flanges according to the face type. 304 stainless steel flanges are available with flat, raised and ring joints.

It has excellent forming and welding characteristics. It is readily brake or roll formed into a variety of parts for applications in the industrial, architectural, and transportation fields. Grade 316 also has outstanding welding characteristics. Post-weld annealing is not required when welding thin sections.
Type “Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size “OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”

HT PIPE stocks seamless and welded 304/304L stainless steel pipe. This grade of steel is the most widely used grade due to its resistance to corrosion and oxidation. Some of the benefits of choosing this material for piping include its low maintenance costs, ability to withstand harsh environments, and weldability. Type 304 and 304L stainless steel pipes perform well in high temperatures and harsh environments. This type of steel is very durable and can be used in a wide range of applications and industries.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.27

ASTM A276 Type 309 is a material grade specification for cold-finished or hot-finished bars in 309 stainless steel, available in form of rounds, square, hexagons and other hot rolled extruded shapes. Boltport uses 309 bar stock to ASTM A276 specifications for manufacturing stainless steel 309 bolts, nuts, screws, studs, threaded rods, other fasteners and bar stock components for general engineering purposes.

Stainless Steel 304 Socketweld Flanges
Featuring 304 stainless steel for very good corrosion resistance, this GRAINGER APPROVED weld neck flange can be attached to a system via a circumferential weld at the neck. The welded area can be easily examined by radiography. Matched pipe and flange bore reduces turbulence and erosion inside the pipeline. Flange is excellent for use in your critical applications and is ideal for use with air, water, oil, natural gas, and steam.

Los usos de estas tuberias incluyen aplicaciones que involucran altas temperaturas y resistencia general a la corrosion. La resistencia a la corrosion de las tuberias sin soldadura de grado 316 y acero inoxidable 316ti es similar.

Due to its excellent corrosion resistance and value, 304 stainless steel pipe is the most commonly used type of pipe in the world. Stainless steel 304 piping can withstand corrosion from most oxidizing acids. Due to its durability, the 304 is easy to sterilize and is ideal for kitchen and food applications.

Stainless Steel 304 Grade Blind Flange
Sometimes called a blanking flange; use to blank off pipelines, valves, and pumps, or as an inspection cover. Suitable for use with Schedule 40 or 80 stainless steel pipe, in applications with air, water, natural gas, and steam.

A butt weld pipe fitting is designed to be welded on site at its end(s) to connect pipe(s) together and allow change in direction or pipe diameter, or branching or ending.

This fitting then becomes part of a system for transporting fluids (oil, gas, steam, chemicals, …) in a safe and efficient manner, over short or long distances.

304L stainless steel construction. It is composed of chromium-nickel material and has very good corrosion resistance. Couplings are suitable for unthreaded pipes in air, water, oil and gas applications.

Stainless steel flanges are often used for the installation of various pipelines, especially large and long distance metal transmission pipelines. Flanges are used for long-term pipelines.

In conclusion, when looking at 304 vs 316 stainless steel, for applications that require superior corrosion resistance or water resistance, use 316 stainless steel. For other applications, 304 stainless steel will work just as well.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.71

Grade 310/310S stainless steel is 25% chromium and 20% nickel, making it highly resistant to oxidation and corrosion. Grade 310S is a low carbon version that is less prone to embrittlement and sensitization in use.
Type “Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size “OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”

Steel flanges provide an easy access for cleaning, inspection or modification. They usually come in round shapes but they can also come in square and rectangular forms. The flanges are joined to each other by bolting and joined to the piping system by welding or threading and are designed to the specific pressure ratings; 150lb, 300lb, 400lb, 600lb, 900lb, 1500lb and 2500lb.

A flange can be a plate for covering or closing the end of a pipe. This is called a blind flange. Thus, flanges are considered to be internal components which are used to support mechanical parts.

All of our stainless steel tubes are made from grade 304 stainless steel, fully certified and sourced from accredited mills which we have worked with for over two decades. Chemical and mechanical certification is available on request.
Type “Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size “OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”

The standards vary from B16.5, B16.47 and in different series A and B. There are different types based on the production such as the ASME SA182 grade 316TI Weld neck flange. The weld neck flanges are useful because of the neck welded onto the flanges, they allow for better grip. The different standards such as DIN 1.4571 Flange determine the size, diameter and wall thickness of the flanges.

ASTM A182 is the Standard Specification for Forged Stainless Steel Pipe Flanges and Stainless Steel Forged Fittings.

316 Stainless Steel’s resistance to corrosion and contamination, low maintenance, and a familiar luster make stainless steel an ideal material for many applications that require the strength and corrosion resistance of steel. In addition, stainless steel can be rolled into sheet, plate, bar, wire and tube. These can be used in cookware, tableware, surgical instruments, major appliances, vehicles, construction materials in large buildings, industrial equipment (eg, paper mills, chemical plants, water treatment), and storage tanks and tankers for chemicals and food.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.49

The key elements in 304 are chromium and nickel, which give it excellent corrosion resistance. It has good corrosion resistance, is ductile and ductile, and has good weldability. The austenitic structure allows deep drawing without intermediate annealing.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.41

The flange is second most used joining method after selding. Flanges are used when joints need dismantling. It provides flexibility for maintenance. Flange connects the pipe with various equipment and valves. Breakup flanges are added in the pipeline system if regular maintenance in required during plant operation.
A flanged joint is composed of three separate and independent although interrdlated components; the flanges, the gaskets, and the bolting; which are assembled by yet another influence, the fitter. Special controls are required in the selection and application of all there elements to attain a joint, which has acceptable leak tightness.
A flange is a protruded ridge, lip or rim, either external or internal, that serves to increase strength (as the flange of an iron beam such as an I-beam or a T-beam); for easy attachment/transfer of contact force with another object (as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera); or for stabilizing and guiding the movements of a machine or its parts (as the inside flange of a rail car or tram wheel, which keep the wheels from running off the rails). The term “flange” is also used for a kind of tool used to form flanges.

Grade 316L Stainless Steel Tubing was specifically designed for the intention of being used in applications where a welding procedure to be performed on these tubes is considered to be a mandate. Hence, the content of carbon has been reduced in the Stainless Steel 316L Bright Annealed Tube, which is indicated by the letter L after the alloy grade. A reduced carbon content in seamless stainless steel tubing 316l also makes it structurally weaker in comparison to the regular grade 316 alloy. In order to bring the mechanical properties of the 316l stainless steel tube seamless at par with grade 316, the alloy has a significant addition of nitrogen.
Type Seamless Pipe
Seamless Tube
Welded Pipe
Welded Tube
SAW LSAW ERW EFW
Beveled End, Plain End”
Size OD: 1/2″” ~48″”
Thickness: SCH5~SCHXXS
Length :As per your requirement.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.19

Stainless steel pipe fittings resist corrosion from aggressive chemicals, corrosive fluids, oils and gases, and withstand pressure and high temperatures in plumbing applications and food and dairy processing. Threaded fittings have threads on both ends of the connection. The female thread is on the inside of the fitting.

Grade 304 stainless steel is the standard “18/8” stainless steel; it is the most versatile and widely used stainless steel available in a wider range of products, forms and finishes than any other.

UNS S32760 is a duplex stainless steel especially designed for service in aggressive chloride-containing environments and has additions of W and Cu compared to UNS S32750. It has very good resistance to localized corrosion and stress corrosion cracking in combination with high mechanical strength.

Grade 1.4404 or 316L is an austenitic stainless steel AISI 316 with very good corrosion resistance due to its high chromium and molybdenum content and low carbon content. Its strength in the hardened state is about 600 MPa for large diameters, but for small sections, the strength can be increased by cold working.

Super Alloys provide a good return on investment by reducing product loss and maintenance time repairing and replacing corroded parts.

Stainless steel flange belongs to steel pipe flange, which is widely used in the installation and connection of water supply pipeline and facilities and equipment.