tubos y tuberias de acero inoxidable 317L 1.4438 S31703

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.

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.

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.

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.

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.

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

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.

AISI 304H flange can be used in heading, drawing, bending, and upsetting.

Stainless Steel 316 Slip On 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.

316L stainless steel seamless tubing is used for more dimensionally precise applications. Less carbide precipitation during pipeline welding reduces intergranular corrosion and localized corrosion. Seamless tubes range from ?” to 16″.

S31803 is the Unified Numbering System (UNS) designation for the original duplex stainless steel. The UNS system was created by multiple trade groups in the 1970s to reduce confusion when the same alloy was called different things, and vice versa. Each metal is represented by a letter followed by five numbers, where the letter represents the metal series, i.e. S for stainless steel.

For paper mill applications requiring lower alloy grades that do not have sufficient corrosion resistance. Based on a 22% chromium content, they have a combined austenitic:ferritic microstructure that provides greater strength, corrosion resistance and cost-effectiveness.

The UNS S31803 (ASTM F51) specification has been largely superseded by UNS S32205 (1.4462, ASTM F60). This reflects their desire to maximize the alloy’s corrosion properties, thanks to the development of the AOD steelmaking process, which allows for tighter control of composition. In addition, it allows to influence the nitrogen addition level rather than just being present as a background element. Therefore, the highest performing duplex grades seek to maximize the content of chromium (Cr), molybdenum (Mo) and nitrogen (N).

Stainless steel 304 bolts are made from a basic austenitic stainless steel material with a composition of 18% chromium and 8% nickel. Meanwhile, Type 304/18-8 stainless steel is highly resistant to rust and corrosion, and may be slightly magnetic. For chemical, saltwater or coastal environments, 316 stainless steel is highly recommended.

254SMO (UNS S31254, ASTM F44, 1.4547) is a so-called super austenitic stainless steel. By increasing the molybdenum content to 6%, it achieves a Pitting Resistance Equivalent Number (PREN) > 43, which is similar to Super Duplex Stainless Steel (SDSS).

316L elbow minimises harmful carbide precipitation due to welding.

Alloy 904L (UNS N08904) is a super austenitic stainless steel designed to provide moderate to high corrosion resistance in a variety of process environments. The combination of high chromium and nickel content, with the addition of molybdenum and copper, ensures good corrosion resistance.

ASTM A234 Pipe Fittings include Tee, Concentric reducer, eccentric Reducer, 5D/6D bend, elbow, unions, plugs, cross tee, pipe cap and nipple, ect for use in pressure piping and in pressure vessel fabrication for service at moderate and elevated temperatures.

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.

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.

304/304L stainless steel has good cold and hot working properties, and can use a variety of cold and hot working processes to produce metallurgical products such as forgings, bars, wires, plates, strips and wires. The hot working temperature range is 900-1180 ¡æ. Cold working is relatively easy and not particularly difficult, because these two steels are easy to cold harden, and when the cold deformation is too large, intermediate annealing is required to facilitate further processing.
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

316 Stainless Steel Alloy is a standard molybdenum-bearing grade, the second most commonly sought after grade next to grade 304 amongst the austenitic stainless steels.

The higher alloy content of super-austenitic steels makes them more expensive. Other steels can provide similar properties at a lower cost and are preferred in some applications. [citation needed] Low carbon versions, such as 316L or 304L, are used to avoid welding-induced corrosion problems.

Grade 904L is less resistant to nitric acid than grades 304L and 310L, which are free of molybdenum. This steel grade needs to be solution treated following cold working, to achieve maximum stress corrosion cracking resistance under critical environments

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.

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.

Types 304 and 316 are very common grades of stainless steel and refer to only one type of stainless steel. If you were to look for Type 304 or 316 stainless steel bolts in the ASTM Handbook of Fastener Standards, you won’t find them. This is because they are steel grades and not fastener specifications, but engineers will specify them and contractors will require them.

Alloy 317L is non-magnetic in the annealed condition.

316L is a less carbon variant of 316. Alloy 316L is generally used when welding is required to ensure maximum corrosion resistance. As 316L consists of lower carbon content it results in lesser carbide precipitation which is a result of welding.
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

While similar to the Type 304 commonly found in the food industry, both Types 316 and 316L exhibit better corrosion resistance and are stronger at elevated temperatures. Neither can be hardened by heat treatment, and can be easily shaped and stretched (pulled or pushed through a die or smaller hole).
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 B36.51

In addition to nickel, the alloy also contains a large amount of copper. Not only does copper make the UNS S08904 screw resistant to seawater and salt water, it also improves the alloy’s sulphur resistance. The addition of copper content to stainless steel 904L hex bolts provides higher corrosion resistance than conservative chromium-nickel alloys, especially phosphoric, acetic and sulfuric acids.

Flange, also known as flange plate or flange, is a part of connecting pipeline with pipeline and valve, which is connected with the end of pipeline. Flanges have holes. Flanges and flanges are tightly connected by bolts and sealed by gaskets.

We are manufacturers of Stainless Steel 304 Butt Weld Fittings that are produced in a variety of designs, style, specifications, grades and sizes, with each fitting serving an industry’s need.

304 stainless steel is a category of stainless steel manufactured according to the specifications of the American ASTM.These 304L Stainless Steel Pipes and Tubes, also identified as UNS 30403, can be welded at a thickness greater than 304 or heated without the need for corresponding solution heat treatment for appreciable amounts of time above 500 ° C.

Stainless steel pipe is commonly manufactured using a welding process or extrusion. The welding process involves shaping steel into a pipe shape and then welding the seams together to hold the shape. Extrusion creates a seamless product and involves heating a steel rod and then piercing it through the middle to create a 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.”

Monel 400 is a nickel-copper alloy (about 67% Ni ¨C 23% Cu) that is resistant to sea water and steam at high temperatures as well as to salt and caustic solutions.?Butt-weld and forged fittings are available.Excellent corrosion resistance in many acidic and alkaline environments Especially suitable for reducing conditions. Good ductility and thermal conductivity Ideal for seawater applications.

304 Stainless Steel Pipe is most suited for applications where superior strength and excellent corrosion resistance is required. 304 / 304L stainless steel seamless pipes are widely accepted in food processing, water treatment, petrochemical, diary, and chemical industries for moving fluids and gases.
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 blind flange is also a special type that it attaches to the end of a pipe line and closes the pipe line instead of connecting it to another pipe.

Monel 400 is a nickel-copper alloy (about 67% Ni ¨C 23% Cu) that is resistant to sea water and steam at high temperatures as well as to salt and caustic solutions.?Butt-weld and forged fittings are available.Excellent corrosion resistance in many acidic and alkaline environments Especially suitable for reducing conditions. Good ductility and thermal conductivity Ideal for seawater applications.