best quality stainless steel pipe fitting ansi b16.9 wp304l stainless steel lap joint stub end for welding

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.

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.

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.

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

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.

316 Stainless steel is a broad class of alloyed steels that contain a certain percentage of chromium to protect the metal from corrosion and related damage. The amount of chromium in the alloy¡ªand the amount of other metallic elements¡ªwill vary depending on the grade of stainless steel used.
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.”

All in all, if you need superior corrosion resistance and your application contains water, then 316 steel is worth it. If not, 304 steel will suit your needs well.

304 stainless steel tube heat treatment, solution treatment (annealing) – heat to 1010-11200C and cool rapidly. These grades cannot be hardened by heat treatment.
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 B36.43

The 316 Stainless Steel Tube is basically made up of chromium nickel alloy steel that has molybdenum added in its chemical composition. The tube can effectively resist wear and tear, and they possess high strength and enhanced resistance to corrosion, when compared to the 304 ss tubes
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

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

The anti-corrosion properties that make 316 steel unique come from the molybdenum in its composition. These properties make 316 the first choice for some specific applications where extreme corrosion resistance is required. Such applications include heavy duty marine projects and industrial applications where steel is often in contact with harsh corrosive substances.
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 B36.65

All steels have the same basic iron and carbon composition, but stainless steel also contains a healthy dose of chromium¡ªthe alloy that gives stainless steel its famous corrosion resistance. There are multiple grades called stainless steel, each with slightly different alloy composition, and therefore slightly different physical characteristics.

El tubo electropulido SMO 254 tiene una excelente resistencia a una amplia gama de entornos atmosfericos y muchos medios corrosivos. La tuberia hexagonal SMO 254 experimentara corrosion por picaduras y grietas en ambientes calidos de cloruro y agrietamiento por corrosion bajo tension por encima de los 60 grados centigrados.

Alloy 904L is a non-stabilized, high alloy austenitic stainless steel with low carbon content.

Grade 304 is an austenitic steel with excellent welding and forming properties. These stainless steels are widely used in the petrochemical and food industries for their corrosion resistance, tensile strength and ability to withstand higher temperatures. Depending on the specific grade, there is a compromise between corrosion resistance and temperature characteristics.
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 B36.38

It is used to produce all kinds of conventional weapons, barrel, shells and so on. This kind of pipes divide into: stainless steel seamless pipes and stainless welded pipes. According by manufacturing process can divided into following basic types: hot-rolled, extrusion, cold-circular, hexagonal, equilateral triangle, octagonal and other special-shaped stainless steel 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.”

Debido a que la aleacion 6MO es compatible con los aceros inoxidables austeniticos comunes, a menudo se usa como reemplazo del tipo 316L o 317L en partes criticas de estructuras grandes que fallan debido a picaduras, corrosion en grietas o agrietamiento por corrosion bajo tension de cloruro.

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.”

316 stainless steel has a similar chemical composition to 304, but also contains molybdenum. This addition makes it more resistant to corrosion. Like 304, the 316 formulation does not require post weld annealing. 316L stainless steel is almost the same as 316. The only difference is the carbon content. The low carbon content of 316L imparts better corrosion resistance than 316. 316L does not require post weld 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 B36.74

Stainless steels are not known for good electrical conductivity. And Stainless steels with high concentrations of chromium and nickel retain strength at high temperatures.
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.”

Most stainless pipes are produced either seamlessly or through a welding process. The SS 304 Seamless Pipe is made from a single piece of metal and is stronger as compared to a welded 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.”

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

The increased nickel content in 316 SS helps improve its corrosion resistance compared to 304. Therefore, 316 is recommended for use in coastal areas with increased salt content, or in areas with high levels of polluting or corrosive chemicals, especially chlorides.
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 B36.59

304l stainless steel pipe has good machinability. Machining can be enhanced using the following rules: The cutting edge must remain sharp. Blunt edges can lead to excessive work hardening. The cuts should be light but deep enough to prevent work hardening on the surface of the material. A chip breaker should be used to help ensure that the chips remain concentrated at the cutting edge. This means that coolants and lubricants are required and must be used in large quantities.

304l stainless steel is easy to work harden. Manufacturing methods involving cold working may require an intermediate annealing stage to mitigate work hardening and avoid tearing or cracking. When fabrication is complete, a full annealing operation should be employed to reduce internal stress and optimize 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.”

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.

A critique of seamless piping is that the rolling and stretching process produces an inconsistent wall thickness compared to the more precise thickness of steel sheets destined for 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.”

Stainless steel pipes have good intergranular corrosion resistance, excellent corrosion resistance and cold working and stamping properties, and can be used as heat-resistant stainless steel. At the same time, the mechanical properties of the steel are still good at -180¡æ. In the solid solution state, the plasticity, toughness and cold workability of steel have corrosion resistance in oxidizing acid, atmosphere, water and other media. Therefore, 304 stainless steel is the steel with the largest output and usage and the most widely used steel.
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 B36.21

The addition of copper to this grade gives it corrosion resistant properties superior to the conventional chrome nickel stainless steels, in particular to sulphuric, phosphoric and acetic acids.

We offer various sizes of TP316L SS round tubes, Ss 316l Seamless Pipe, Ss 316l Erw Pipe, Schedule 40 316l Stainless Steel Pipe up to the biggest 4 inches in diameter in 20 feet long. SA312 TP 316L SS Tubing, 316l Ss Pipe, Stainless Steel Pipe 316l Seamless, Stainless Steel 316L Tubes austenitic structure also gives these grades excellent toughness, even down to cryogenic temperatures. Neelcon Steels can also supply the minimum quantity of Stainless Steel 316L Welded Pipe.

For tubing and piping applications, type 304 stainless steel is a common selection because it is highly chemical- and corrosion-resistant. However, type 304 stainless steel is not compatible with applications where temperatures fall between 800 and 1640 degrees Fahrenheit (F) because it is prone to carbide precipitation, a result of the material¡¯s .08 percent carbon content limit.
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.”

After tension testing and three-dimensional vibration test, the tearing of the sewn stainless steel pipe occurs almost far away from the welding point or the heated area. This is because the weld less impurities and nitrogen content is slightly higher, so the strength of the weld better than other parts.
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’s 304/304L stainless steel pipe meets industry standards and specifications. Our ASTM A312 and ASME SA312 stainless steel pipe products are high quality, durable and suitable for a wide range of applications.
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 B36.29

The increased nickel content and the inclusion of molybdenum makes grade 316 stainless steel a bit costlier than grade 304 per ounce of material. But where grade 316 stainless proves superior is its increased corrosion resistance¡ªparticularly against chlorides and chlorinated solutions. This makes grade 316 stainless particularly desirable for applications where exposure to salt or other powerful corrosives is an issue.
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.”

Cold working the ASME SA312 grade 304 pipe is usually performed in order to permanently change the crystalline structure of the alloy by application of mechanical strength. This in turn is what causes an increase in the tensile strength properties of the SS 304 seamless pipe, that too without the use of heat.