seamless stainless steel pipe 304 316 304l 310

Higher chromium, molybdenum and nitrogen content results in a Pitting Resistance Equivalent Number (PREN) > 40, providing superior pitting and crevice corrosion capabilities to austenitic and duplex stainless steels in virtually all corrosive media, and critical pitting temperature Above 50¡ãC .

Nickel Alloy 400 and Monel 400, also known as UNS N04400, is a ductile nickel-copper-based alloy consisting primarily of two-thirds nickel and one-third copper. Nickel Alloy 400 is known for its resistance to a variety of corrosive conditions, including alkalis (or acids), salt water, hydrofluoric acid, and sulfuric acid. Since Monel 400 or Alloy 400 is a cold worked metal, this alloy has high hardness, stiffness and strength. By cold working ASTM B164 UNS N04400 bar stock, the alloy is subjected to higher levels of mechanical stress, which in turn causes changes in the alloy’s microstructure.

It is widely used in offshore oil and gas exploration/production and in heat exchangers in petrochemical/chemical processing.

A789 UNS S31803 and UNS S32205 are two grades of duplex stainless steel that are widely used in various industrial applications. These Duplex S31803 Seamless Pipes are known for their excellent corrosion resistance, high strength, and good weldability. A789 is a specification that covers seamless and welded tubes made from duplex stainless steel.

The pipes of seamless configurations have higher load-bearing capacity and strength over other grades.

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.

It is able to withstand a wide range of oxidizing and non-oxidizing chemicals, and exhibits outstanding resistance to pitting and crevice attack in the presence of chlorides and other halides.

Nickel based 800 Incoloy Hexagonal Pipe is known to have a good resistance to corrosion. Specifically speaking, the Incoloy 800 Pipe offers sufficient resistance against both carburization as well as oxidation corrosion.

Inconel 625 Coil is characterized by its excellent resistance to oxidation, high-temperature corrosion and fatigue. ASTM B443 UNS N06625 Inconel Plate is widely used in the aerospace, chemical processing and oil and gas industries due to its superior strength, toughness and durability even in extreme environments.

This provides greatly enhanced resistance to sulfuric acid. It also has a high chromium content, to maximize its resistance to oxidizing chemicals and process streams contaminated with ferric ions and dissolved oxygen.

Titanium’s density is about 60% that of stainless steel and nickel alloys, this weight saving makes it a popular choice in applications where this is critical such as aerospace.

Common Trade Names: Nickel Alloy 36, Invar 36®, Nilo 6®, Pernifer 6®
Invar 36® is a nickel-iron, low expansion alloy that contains 36% nickel, Invar 36 has a low coefficient of expansion from cryogenic temperatures to about +500°F (260°C).
Invar 36 Tube OD:0.2-6mm, WT: 0.02-2mm

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

Inconel 600 round bar is a nickel-based alloy with benign carburization and excellent corrosion resistance at high temperatures. Inconel 600 round bars are effective against drying Cl2 and many other different gases at mild and high temperatures. Alloy 600 bar is a nickel-chromium alloy with good oxidation resistance and resistance to chloride pressure decomposition cracking, high cleanliness water corrosion and acid oxidation at elevated temperatures.

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.

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.

Nickel-copper-based alloy 400 Monel 2.4360 cold drawn rod is virtually immune to chloride stress-related corrosion cracking when exposed to corrosive media in typical environments. Monel 400 is a copper and nickel based alloy that is popular today due to its high performance. The alloy has excellent acid and alkali resistance. In addition, it has good tensile strength, ductility, excellent thermal conductivity, and can be hardened by cold work. Additionally, it can be used in applications with temperatures ranging from minus to 538 degrees Celsius.

Hastelloy Alloys Directory
The Corrosion Resistant HASTELLOY alloys are widely used by the chemical processing industries. The need for reliable performance leads to their acceptance and growth in the areas of energy, health and environmental, oil and gas, pharmaceutical and flue gas desulfurization industries.

ASTM A240 Type 2205 Plate is a duplex stainless steel plate that is used extensively in various industries such as chemical processing, oil and gas exploration, and marine engineering. SA 240 GR 2205 Sheet is made from grade 2205 stainless steel, which is a combination of ferritic and austenitic steel.

Nilo Alloy 36, W.Nr 1.3912, Invar 36® is a nickel-iron, low controlled expansion alloy that contains 36% nickel and possesses a rate of thermal expansion approximately one-tenth that of carbon steel.
Invar 36 Specifications: UNS K93600, W.Nr 1.3912

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.

Inconel 600 seamless tubes of standard UNS N06600 and ASTM B167 are the ones manufactured to sustain excessively high pressure and come with great warranty.

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.

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.

Alloy 800 is a nickel-iron-chromium alloy with high strength and excellent resistance to oxidation and corrosion at high temperatures. ASTM B407 UNS N08800 Incoloy 800 W. Nr. 1.4876 Welded Pipe is widely used for construction of equipment requiring corrosion resistance, heat resistance, strength, and stability for service up to 1500°F (816°C).

Nilo / Alloy K W.Nr.: 1.3981
UNS: K94610 ASTM F15
Fixed-expansion glass-encapsulated iron-nickel-cobalt alloys, Kovar alloys, have a linear thermal expansion coefficient similar to that of hard glass within a certain temperature range
For mating sealing with hard glass

Hastelloy C2000 is available in a variety of sizes and thicknesses, this type of nickel-chromium-molybdenum alloy is renowned for its superior strength and corrosion resistance.

Alloy 800 Weld Neck Flanges We have a strong reputation in the industry for producing high-quality flanges of different types that would suit the requirements of our clients. We manufacture Incoloy 800 Flanges which are reliable and high in quality. We use premium resources and advanced machinery for producing ASTM B564 UNS N08800 Incoloy 800 Flanges.

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.

Inconel 718 is a nickel-chromium-based alloy that is commonly used in high-temperature applications such as aerospace and gas turbines. One of the most important factors in the production of ASTM B670 Inconel 718 Sheet is the plate rolling process. There are two main types of Inconel 718 plates available on the market: hot rolled and cold rolled plates.

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.

718 bolts also has strong resistance to hydrogen embrittlement and stress corrosion cracking. Bolts of Inconel 718 are used for landing nipples, polished hole sockets in sour gas service, and side pockets or hangers. In addition, it is used in high-strength machines or tools in marine applications.

High nickel content ensures resistance to stress corrosion cracking, combined with molybdenum and copper provides strong resistance to reducing environments such as sulfuric and phosphoric acid, chromium to resist oxidizing environments such as nitric acid, titanium to inhibit intergranular corrosion, and overall resistance to pitting and crevice corrosion.

B7 threaded studs and short head bolts are readily available in the market. B7 grade bolts are often used for pipe flange connections. These bolts are usually sold in a normal bare metal finish, but are usually hot-dip galvanized, galvanized, Xylan coated, PTFE coated, or otherwise treated with a corrosion resistant coating.

Another feature of 304 stainless steel pipe is that the metal has excellent tensile strength and toughness, which is seen even when these pipes are exposed to low temperature environments.

The flange is second most used joining method after welding. Flanges are used when joints need dismantling. It provides flexbility for maintenance. Flange connects the pipe with various equiment and valves. Breakup flanges are adde din the pipeline system if regular maintenance in required during plant operation.
A flanged joint is composed of three separate and independent although interrelated components; the flanges, the gaskets, and the bolting; which are assembled by yet another influence, the fitter. Special controls ae required in the selection and application of all these elements to attain a joint, which has acceotable leak tightness.

Considered one of the most versatile corrosion-resistant alloys available, Hastelloy C276 bushings exhibit excellent resistance in a variety of chemical process environments, including ferric and cupric chlorides, thermally contaminated organic and inorganic media, Chlorine, formic and acetic acid, acetic anhydride, seawater, brine and hypochlorite and chlorine dioxide solutions.

A flange is a ring of steel (forged, cut from plate, or rolled) designed to connect sections of pipe, or to join pipe to a pressure vessel, valve, pump or other integral flanged assembly. Flanges are joined to each other by bolts, and to the piping system by welding or threading (or loose when stub ends are used). Stainless steel flange simplified as SS flange, it refers to the flanges that made of stainless steel. Common material standards and Grades are ASTM A182 Grade F304/L and F316/L, with pressure ratings from Class 150, 300, 600 etc and to 2500. It used in more industries than carbon steel as stainless steel has better resistant performances on corrosion environment and always provides with a good appearance.

The main components of 304 stainless steel¡ªaside from iron¡ªare chromium and nickel. 304 contains 18 – 20% chromium (Cr). Chromium is an essential chemical in all stainless steel, it forms the thin passivation layer that makes the metal “stainless”
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 B36.33

Zeron 100 is highly resistant to corrosion in a wide range of organic and inorganic acids. The copper content gives excellent resistance to corrosion in many oxidising acids. This alloy is also highly resistant to strong alkalis.

Hastelloy C22 threaded flanges have the best weldability.

UNS S31803/2205 is a dual-phase steel grade with a ferritic-austenitic microstructure. The alloy consists of approximately 40-50% ferrite in the annealed condition.
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 B36.45

The yield strength of duplex stainless steel is twice that of austenitic stainless steel. This feature allows designers to reduce weight when designing products, making this alloy more cost-effective than 316, 317L.

A350 Gr Lf2 grade is widely used in the manufacture of flanges and fittings.

Inconel 601 ( UNS N06601 ) nickel-based alloy Elastic modulus: 124.7-206.5GPa.

A standout feature of Monel flanges is their excellent resistance to hydrofluoric acid, a particularly difficult acid to handle, at all concentrations up to the boiling point.

Forging fittings Carbon content 0.35% maximum and Silicon content 0.35% maximum, no minimum.

The chemical composition of Hastelloy B2 includes a very small amount of carbon content. Hence, the flanges produced from Hastelloy grade B2 tends to resist the formation of grain boundary carbide precipitates during welding in the weld heat-affected zone.

The flanges can be threaded, ring type joint, lap joint, weld neck or socket welded.

The rim has numerous holes drilled into it that enables the flanged to be attached to a bolted flange. This design is far better because of the structural valve.

The material has high creep resistance and corrosion resistance. The molybdenum content provides creep resistance and pitting resistance to the pipe. ASTM A335 P22 pipe is suitable for high temperature service. The ability to use at high temperatures comes from the ingredients. The composition of ASTM A335 P22 welded pipe contains carbon, manganese, phosphorus, sulfur, silicon, chromium and molybdenum.
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 B36.56

HASTELLOY C-4 alloy (UNS N06455) is the most (microstructurally) stable of the widely
used nickel-chromium-molybdenum materials, which are well known for their resistance
to many aggressive chemicals, in particular hydrochloric acid, sulfuric acid, and chlorides. This alloy resists the formation of grain-boundary precipitates in the weld heat-affected zone, thus making it suitable for most chemical process applications in the as-welded condition.

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.

2507 is also used in Flue Gas Scrubbing Equipment, Pulp and Paper Mill Equipment, Offshore Oil production/technology and Oil and gas industry equipment.

Alloy C276 is an alloy that excels in a range of corrosive environments. It is resistant to strong oxidizing chlorides, reducing acids, hot sea water and saline solutions.

Seamless piping begins as a solid cylindrical hunk of steel called a billet. While still hot, billets are pierced through the center with a mandrel. The next step is rolling and stretching the hollow billet. The billet is precisely rolled and stretched until it meets the length, diameter and wall thickness as specified by the customer order.
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.”

ASTM A105 carbon steel can be forged at temperatures in the range of 2200 to 1700 F followed by quenching and tempering or normalizing.

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.

A nyloc nut, also referred to as a nylon-insert lock nut, polymer-insert lock nut, or elastic stop nut, is a kind of locknut with a nylon collar that increases friction on the screw thread.

Hastelloy C276 SB575 4mm Thick Plate is by far the most commonly used alloy in different industries.