seamless stainless steel round tube aisi321

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).

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.

It demonstrates good resistance to neutral and reducing environments. This alloy creates a tenacious oxide, protective film that does not spall off, but it retains superior oxidation resistance at soaring temperatures.

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.

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.

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.

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.

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.

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

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

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.

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.

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

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 .

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.

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

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.

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.

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.

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.

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.

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.

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 C2000 Tubes are used in a broad range of industries including petrochemical processing, chemical processing equipment manufacturing, oil refineries and power plants.

Incoloy 800H Flange 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.

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.

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.

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.

The Hastelloy c276 Sheet Plate is the sheet plates made of Hastelloy of grade C276.

UNS S31600 material is considered a marine grade pipe and is designed without any welds or seams. The grade performs well in different aqueous media and shows resistance to pitting corrosion by chlorides and any contaminants. The superior chemistry of this grade prevents long-term plumbing in water bodies. However, marine-grade pipelines are susceptible to warm waters.

254SMO is substantially stronger than the common austenitic grades, but is also characterized by high ductility and impact strength.

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.

Forged ASME B16.36 Flanged Pipe Fittings Monel 400 N04400 Orifice Flange the Monel 400 Flanges shows evidence of excellent temperature. On the other hand, properties such as Strength and hardness of the Monel 400 Lap Joint Flange is only slightly diminished with regards to the other properties like ductility or impact resistance.

While most of the characteristics of Monel K500 Flanges are analogous to monel 400, the former alloy has added bonus of enhanced tensile strength and hardness properties

The high-temperature plasticity of the experimental alloy added with trace amounts of Mg, Cr and Co is obviously improved, and it exhibits certain superplasticity. At 1010¡æ, the strain rate sensitivity index m is 0.32, and the maximum elongation is 240%.

Inconel 718 alloy is a precipitation hardenable nickel-based alloy. It has good ductility in the annealed condition and very high yield, tensile and creep rupture properties at temperatures up to 1300 degrees Fahrenheit.

Welded A234 WPB pipe fittings mean the large sizes fittings which are pieces welded from steel plates.

The corrosion resistance of SA 335 P91 seamless pipe is much higher than that of carbon steel. Grade P91 is a reference for the chemical composition of alloy steels. A chromium-molybdenum steel, the chemical composition of ASTM A335 P91 alloy steel pipe consists of 9% chromium and 1% molybdenum and vanadium.
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 B36.22

stainless steel flange is a kind of general steel material, which is widely used to manufacture equipment and parts with high requirements for comprehensive performance (corrosion resistance, formability). stainless steel is a stainless steel grade produced according to American ASTM standards. stainless steel is the most widely used stainless steel and heat-resistant steel. It is applicable to food production equipment, Xitong chemical equipment, nuclear energy, etc.

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. It has excellent forming and welding characteristics.

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.

AISI 304H is a tough austenitic stainless steel subject to work hardening during deformation and, unless modified for improved machining response, is resistant to chip breaking. The best machining results are achieved with slower speeds, heavier feeds, excellent lubrication, sharp tooling, and powerful, rigid equipment.

Monel K500 pipe bend and elbow has excellent mechanical properties from sub-zero temperatures up to about 480C.

High-strength versions of these Inconel 718 butt weld flanges are increasingly found in oilfield applications due to increasingly demanding environments.

Compared to Alloy 718, Alloy 625 has higher corrosion resistance in high temperature environments.

ASTM A182 Alloy Steel Pipe Fittings are very easy to install and have a low hub due to the pipe going into the fitting before welding.

Incoloy 825 alloy is a chromium, nickel, iron based alloy in addition to copper and molybdenum. It has strong resistance to redox acid and stress corrosion cracking. In addition, it is completely resistant to pitting, abrasion and erosion. In addition, it is completely resistant to phosphoric and sulfuric acid. All of this has prompted manufacturers to use Incoloy alloys when making Incoloy 825 bar. In addition, the product has higher tensile strength, flexibility, durability and durability. Incoloy 825 bar has good dimensional accuracy, strong construction and excellent surface finish to withstand heavy loads and maintain high temperatures.

The austenitic formation of Alloy Steel F9 Weld Neck Flanges offers outstanding durability, even at cryogenic temp. Those are high tensile strength, anti-corrosive, flexibility, durability, low maintenance, good dimensional accuracy, excellent surface finishes.

The addition of titanium stabilizes Alloy 825 against sensitization in the as-welded condition making the alloy resistant to intergranular attack after exposure to temperatures in a range that would sensitize un-stabilized stainless steels.

Inconel 625 round bars are also used in nuclear reactors, combustion systems, rocket thrust chamber tubes, transition liners, compressor blades, turbine seals, and more. It has excellent formability and solderability due to its high nickel content. 625 Round Bar has excellent resistance to a variety of acidic environments such as nitric, sulfuric, hydrochloric and phosphoric environments. In addition, they provide protective properties, surrounded by alkali metals.

304 fittings meet steel 304 strength standards and 304L ultra-low carbon standards. Fittings are components used in many different industries to connect, terminate, control flow and change the direction of pipes.

These continuous ¨C annealing furnaces in Alloy Steel Grade F12 RTJ Flanges are usually heated by gas ¨C fired radiation tubes in order to separate combustion gases from the inert atmosphere surrounding the strip. Alloy Steel F12 Flanges has applications in many industries such as petrochemical, oil and gas, bulk liquid transportation, pharmaceuticals, chemical, pulp and paper manufacturing, power generation, textiles and others.

Adding a small amount of Mg to Monel K-500 alloy can increase the grain boundary bonding force and improve high temperature plasticity.

A515 grade 70 carbon steel can be fabricated into pressure vessels for medium to high temperature service. Its machinability is good, similar to ordinary carbon steel.

Other popular nickel-chromium alloys are age hardened through the addition of aluminum and titanium.

Austenitic stainless steel 304 L is favored by most buyers for its excellent weldability and is a low carbon version of the very popular alloy 304. Stainless steel 304L pipe fittings tend to be resistant to intergranular corrosion since the reduction in carbon means the alloy is not sensitized by grain boundary precipitates.

Stainless steel tube is typically specified as OD (outside diameter) and WT (wall thickness) and mechanical properties of the base stainless steel material. It is resistant to many forms of corrosion, has hygienic sterile properties, high quality aesthetic appeal and exceptional strength.
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 B36.20

ASTM A234 WP9 Alloy Steel Pipe Fittings are known to deliver exceptional performance and are generally developed for meeting the demands.Extraordinary safeguards for these Alloy Steel WP9 Dish Cap Butt Weld Pipe Fittings ought to be taken to stay away from intemperate heat input.