Sockolet and Flange Packing Shipping Picture

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.

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 .

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.

Duplex steel UNS S31803 round bar is widely used for ferritic and austenitic duplex stainless steel bars.

It reaches the phase balance of austenite and ferrite in roughly same volume fraction.

The advantages of duplex steels include: good weldability and machinability, high resistance to corrosion fatigue, resistance to stress corrosion cracking (especially chloride stress corrosion cracking), erosion and high energy absorption.

Super Duplex are trace amounts of carbon, phosphorus, sulfur, silicon, nitrogen, and copper. It has great general consumption resistance, proposed for applications up to 600¡ã F, and low rate of warm development.

ASTM A479 Duplex Stainless Steel 1.4462 Punched Gaskets are SCC resistant which is prominent in many applications such as hot water tanks, brewing tanks, desalination plants and processing plants. Therefore, ASTM A479 Duplex Stainless Steel UNS S31803 Lock Washers exhibit the properties of ferritic and austenitic alloys.

The yield strength of 2205 is about twice that of austenitic stainless steel. This allows designers to reduce weight and make the alloy more cost-competitive compared to 316L or 317L.

The different face types have their own advantages in piping applications.

2507 has good weldability and workability, and it’s widely used in desalination equipment, chemical process pressure vessels, piping and heat exchangers.

2507 is used for Chemical process industries, heat exchangers, vessels, and piping, desalination plants, high pressure RO-plant and seawater piping, mechanical and structural components, high strength, corrosion-resistant parts.

S32760 super duplex stainless steel is more resistant to pitting and crevice corrosion than regular austenitic or duplex stainless steels and is suitable for use in corrosive environments. This is due to higher additions of chromium, molybdenum and nitrogen.

Duplex 2205 fasteners have high toughness and hardness while also possessing high levels of tensile strength, all as a result of the chromium present in them. However, it can be concluded that dual phase steel fasteners are undeniable; neither deformed nor damaged. This anomaly is much less likely to happen. 2205 Duplex Fasteners consume delicate structures made from ferritic and austenitic stainless steels that are considered part of an alloy, and the end result provides excellent mechanical properties in duplex fasteners.

Mixed Austenitic Ferritic Microstructure ¨C The steel gets its name because the microstructure of the 2205 duplex stainless steel fastener alloy is a duplex or duplex alloy. This duality of austenitic ferrite leads to changes in the alloy.

SA 240 UNS S32760 Sheet For ships, tanks and containers, for deployment on most surfaces around metal lattices.

La tuberia SA 790 UNS S32205 se utiliza para aplicaciones que funcionan en ambientes ligeramente corrosivos, de presion y temperatura ligeramente alta. Aplicacion de tuberia sin costura Duplex S32205 UNS en sistemas de purificacion de agua y manejo de aguas residuales y alta precision.

The chemical composition of 2205 Duplex Stainless Pipe consists of the elements being used in the following content i.e. – 22% chromium, 3% molybdenum and about 5 to 6% nickel. Because of the content, in terms of quantity of chromium present in the alloy of this grade, this stainless steel is also referred to as 22cr Duplex 2205 Pipe.
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.”

This category of material includes grades 2205, F51, F53, and F60. Duplex stainless has increased in popularity over the years due to its excellent chemical and mechanical properties versus their basic stainless counterparts, given especially that the cost differences are minimal now as the availability has increased.

ASTM A790 Duplex 2205 Pipe are precise and used in sensitive applications.

Flat and lock washers can be cut or stamped from sheet to customer specifications. Since 2205 combines high strength, excellent corrosion and stress corrosion cracking resistance with very good pitting corrosion resistance and low thermal expansion, this may be the right alloy for your project nuts, bolts, spacers and studs.

The corrosion resistance comes from the addition of alloying material, mostly the chromium content. The ASTM A790 Pipes are resistant to pitting corrosion and crevice corrosion. The pipes could also be electric fusion welded.

In order to convey the pipeline, it is necessary to remove the straight hose in the pipeline. When using various pipelines, various pipelines must be used. When the pipeline is used, the elbow must be used to change the size of the pipeline. When bifurcating, the three-way pipe The flange connection used when the joint is used with various pipe joints, in order to reach the long-distance transmission pipeline, in order to reach the thermal expansion and cold contraction joint or effective connection aging of the pipeline, the long-distance expansion and cold contraction joint is used for the connection of the pipeline. , In the connection of various instruments, there are also the connectors and plugs of the instrument phase.

The presence of ferrite in the duplex 2205 welded pipe is what provides for an enhanced performance of this stainless steel grade in caustic media containing environments.
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.”

2507 Duplex is highly resistant to uniform corrosion by organic acids such as formic and acetic acid.

The astm a182 f53 vs f55 can come in different diameters ranging from ? inches to 48 inches with different pressure classes ranging from class 150 through class 2500.

Some steels also contain Mo, Cu, Nb, Ti, N and other alloy elements. Compared with ferrite, it has higher plasticity and toughness, no room temperature brittleness, significantly improved intergranular corrosion resistance and welding performance, and maintained 475 ¡æ brittleness, high thermal conductivity and Superplasticity of ferritic stainless steel. Compared with austenitic stainless steel, its yield strength is significantly improved, and its resistance to intergranular corrosion, stress corrosion, corrosion fatigue and abrasion is significantly improved.
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 advantage of the dual-phase structure is that it combines the advantages of ferritic alloys (resistance to stress corrosion cracking and high strength) with the advantages of austenitic alloys (ease of manufacture and corrosion resistance).

Duplex steels have high resistance to various types of corrosion. Duplex Steel S31803 is an extremely corrosion-resistant, work-hardenable alloy. Duplex steel S31803 butt weld flanges have good high temperature properties.

Duplex 2205 stainless steel (ferritic and austenitic) is widely used in applications requiring good corrosion resistance and strength. UNS S31803 grade stainless steel was modified several times to form UNS S32205, which was approved in 1996. This grade offers higher corrosion resistance.
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 B36.60

SA 182 F53 S32750 Flange is a super duplex stainless steel supplied in the hot worked and solution annealed condition.

Offering the industry an improved stainless steel corrosion solution, Duplex 2205 Bolts have good sulfide corrosion resistance, as well as chloride pitting and crevice corrosion superior to 317L. The combination of chromium, molybdenum and nitrogen provides Duplex 2205 bolts with good chloride pitting and crevice corrosion protection, which makes them useful in marine environments, brackish water, bleaching operations, closed loop water systems and some food processing applications.

Alloy 2507 has 25% chromium, 4% molybdenum, and 7% nickel. This high molybdenum, chromium and nitrogen content results in excellent resistance to chloride pitting and crevice corrosion attack and the duplex structure provides 2507 with exceptional resistance to chloride stress corrosion cracking.