ASTM A182 F5 F9 F11 F12 F22 F91 Flanges offers hardenability superior toughness

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

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

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

A335 P9 seamless pipe is a type of chrome molybdenum pipe listed in ASTM A335 (ASME S/A335, Chrome-Moly), which has become the standard in the power generation industry and petrochemical industry, not only because of its tensile strength, corrosion resistance resistance and high temperature strength, but also because of its cost-effectiveness. Chromium molybdenum tubes are popular in P grades P5, P9, P11, P22, P91 and P92. The P11, P22 and P91 grades are most commonly used in the powder industry and petrochemical plants, while the P5 and P9 grades are often used in oil refineries.
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 B36.66

Alloy steel hollow bars offer excellent corrosion resistance and dimensional accuracy with tight tolerances.

The alloy must be cooled for heat treatment prior to AISI AS F11 Hex Bar. All parameters of the heat treatment procedure are set by the specification, including the type of heat treatment, austenitization/solution temperature, and alloy steel F11 A182 bars.

As one of the leading Alloy Steel Flanges Manufacturers in China we supply all different types of flanges in all material grades. Please contact us for your alloy steel flange needs.

Alloy Steel F11 Flanges specifications are also mentioned and the face type starts from flat face, raised face, ring type joint and many more.

Alloy steels are used in a range of demanding applications in the aerospace and power (nuclear) industries. Adding other elements gives alloy steel extra strength.

ASTM A320 L7M Grade AS Fasteners are commonly used in oil and gas exploration and processing equipment – piping, piping and heat exchangers.

SA335 grade P11 seamless pipe is dimensionally accurate for precision applications, while welded pipe is stronger with high wear and tear properties.

A335 steel pipe can be used in NACE applications at high temperature and high pressure in sour environments, can be used in NACE-MRO 175 Sour Service, ideal for creep rupture applications, can handle high temperatures with very low elasticity.

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.

Alloy seamless steel pipes are mainly used for high pressure and high temperature pipes and equipment such as power plants, nuclear power plants, high pressure boilers, high temperature superheaters and reheaters. It is made of high-quality carbon steel, alloy structural steel and stainless heat-resistant steel, processed by hot rolling (extrusion, expansion) or cold rolling (drawing).

Steel pipes are used in structures, transportation, and manufacturing. They are sized according to their outer diameter, with the inner diameter varying based on wall thickness. Some applications need thicker walls than others, depending on the forces the pipe must manage.

Alloy Steel Threaded Flanges are widely demanded as pipe flanges i.e called as threaded flanges which is useful in different industrial applications. It is also known as screwed flange and it has a thread inside the flange bore which fits on the pipe with matching male thread on the pipe.

Chrome molybdenum flanges provide higher levels of chromium and molybdenum. The added chromium helps improve the hardenability and corrosion resistance of the steel, while the added molybdenum helps to enhance its toughness and corrosion resistance.

Which means that one has to know if the alloy steel flange material is critical to achieving good weld integrity and the need for proper filler metal selection.High heat resistance steel grades are generally known as Chromium Molybdenum Steel.

The Alloy Steel Weld Neck Flange has a welded neck onto it that holds larger pipes in place for easy welding and installation.

Alloy steel is steel that is alloyed with a variety of elements in total amounts between 1.0% and 50% by weight to improve its mechanical properties. Alloy steels are broken down into two groups: low alloy steels and high alloy steels. The difference between the two is disputed. Smith and Hashemi define the difference at 4.0%, while Degarmo, et al., define it at 8.0%.[1][2] Most commonly, the phrase “alloy steel” refers to low-alloy steels.

ASTM 182 is used for pressure systems, including flanges, fittings, and similar parts that conform to specified dimensions or dimensional standards such as ASME codes.

Applications for Alloy Steel A335 P5 EFW Tubing can be seen in petrochemical, oil and gas industrial applications, power plants and other high pressure and high temperature services.
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 B36.19
Material Alloy Steel ASTM A333 Grade 3, Grade 6,Grade 8,Grade 9
ASTM A335 P5,P9,P11,P12,P22,P91,P123

It must be slid into the pipe before welding. In this case, it’s a double weld on both sides (i.e. inside and outside), so it provides durability that helps avoid leaks.

A wide range of industries, shops and systems rely on high-performance flanges, and custom pipe flanges are often critical to getting the job done right.

ASTM A335 P22 Seamless Pipe can be used in forming operations without cracking. This tube can be bent, forged, flanged and fusion welded. It also has very high tensile strength, corrosion resistance and yield 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 B36.41

A335 grade P9 alloy steel round pipe is your best choice. It surrounds pipes made of alloy steel. It’s graded very well, making it unique. It has excellent properties such as toughness, durability, weldability, and low electrical conductivity.

Alloy Steel Flanges, Alloy Flanges are carefully designed using current technology under the visionary guidance of accomplished professionals in the manufacturing sector.

These a335 p10 pipes are great for a variety of purposes, whether you want to use them for oil or water injection activities, or even use these a335 p10 pipes for drainage. These a335 p10 pipes are made of solid metal for lifetime durability and are manufactured using techniques that involve either hot rolling or cold drawing. They can withstand high impact and are compression resistant.
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 B36.55

The carbon form can be iron carbide or Alloy Steel F9 Weld Neck Flanges can be carbide of an alloying component, for example, titanium. The A182 F9 Steel Slip On Flanges are good for use with seamless pipes because the flanges allow for the pipes to slip onto them for precise location for the connection.

SA 182 Gr F1 Slip on Flanges also known as SO flanges. This is a flange that slides over the pipe and has an internal design that is slightly larger than the pipe.

Grades 7, 7M, 8 and 8M have 8-10% nickel added. Grade 8 material lacks molybdenum, but Grade 8M ASTM A194 2h material contains all the elements mentioned in the composition, making it the strongest and most expensive class of materials in this grade.

Producing Standard
ASME B18.2.2
DIN 934 

When the carbon content of the a333 gr 6 welded pipe chemistry is lower, the chance of cracking in the welded area is also lower. However, some manufacturers prefer seamless pipes over welded pipes. The reason behind this is that the performance of the a333 gr 6 seamless tube is almost 20% higher than the welded one in high pressure 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.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.57

Flanges belonging to ASTM specification are subdivided into various grades that define the properties inherited by these flanges. Also,The ASTM A182 F9 Flanges are having higher versatility degree. The flange is thinner in size and easily fits into compact work spaces and is economical as compared to various other flanges.