Alloy Steel Flange ASTM A 182 specification specifies flanges for high pressure services

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 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

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

Monel 400? sheet is available in thicknesses ranging from .018 to .140″.Butt-weld and forged fittings are available or can be manufactured with short lead times.

Chromium (or chromium) in A335 is an essential element in stainless steel production. Steel products are defined as stainless steels with 12% or more chromium added. Chromium is widely used due to its excellent heat resistance properties and is irreplaceable in terms of resistance to oxidation in high temperature 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 B36.19
Material Alloy Steel ASTM A333 Grade 3, Grade 6,Grade 8,Grade 9
ASTM A335 P5,P9,P11,P12,P22,P91,P96

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.

For the F5 flange, the creep strength of the chromium-molybdenum low alloy mainly comes from two sources: the solid solution strengthening of the matrix ferrite by carbon, molybdenum and chromium and the precipitation hardening of the carbides.

The carbon content of 4140 alloy steel pipe is 0.38-0.43%, the manganese content is 0.75-1.00%, the phosphorus content is 0.04%, the sulfur content is 0.04%, the silicon content is 0.15-0.35%, the chromium content is 0.8-1.10%, and the molybdenum content is 0.8-1.10%. is 0.15-0.25 % maximum in its composition. The material can be heat treated to anneal and normalize in air, or quench and temper in polymer or oil.
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,P138

We feel proud to introduce ourselves as the well-known manufacturers, exporters and suppliers of Alloy Steel F21 Flanges.

Alloy Steel F9 Threaded Flanges is 100% recyclable, where 50% of new steel is produced using re-softened scrap metal rendering it an Eco-friendly material. There are different classes to indicate the pressure capacities of the flanges. The AS A182 F9 RTJ Flanges are a special type of flanges because they come in two parts that have two rings that are welded to the pipe ends first and then the pipes are brought together by welding.

F5 A182 Pipe Flanges tends to have a fairly high electrical conductivity amongst other wrought alloy steels in the same category. It has a comparatively high base cost and high embodied energy. ASTM A182 is the Standard Specification for Forged Stainless Steel Pipe Flanges and Stainless Steel Forged Fittings.

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.

ASTM A182 F22 Forging raw material used for the manufacturing process is well-tested and inspected by inspection agencies and quality experts.

Ferritic alloy steel pipes are considered to have high chromium concentration and low carbon percentage. These magnetic alloy steel pipes have key qualities including high ductility, corrosion resistance and resistance to stress-related corrosion cracking. Therefore, IBR-certified alloy steel pipes are commonly used in automotive, kitchen and industrial equipment 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 B36.63

Our 4310 seamless pipes implement strict quality specifications and strictly follow every level of production. So this allows us to take our quality goals to a higher level. Every product is tested to national and global quality standards. In addition, we also provide customers with specific tests according to their application requirements.
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 B36.39

ASTM A335 P22 pipe specifications include seamless “chrome molybdenum” alloy steel pipe and alloy steel pipe. Chromium is an important compound in stainless steel. Any steel with 12% or more chromium is considered stainless steel. Unrivaled chromium resists oxidation at high temperatures.

We manufacture, supply and export ASME Alloy Steel Seamless Pipe/Tube (SA335 Grade P9) for various industrial applications. Our expertise in supplying precision engineered alloy steels allows us to supply various grades of alloy steels, such as A-387 GR, for a variety of engineering applications. P1, P5, P9, P11, P12, P22, P91, ASTM A-335, etc.
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,P102

After hot working, forgings should be cooled to a temperature below 1000¡ãF (538¡ãC) prior to heat treatment in accordance with ASTM A182. Low alloy steels and ferritic and martensitic stainless steels shall be heat treated in accordance with ASTM A182.

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.

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.

The size of these forgings range from ? NB to 250 NB and length of these forgings is 2mm to 40mm.

Alloy steel DIN 1.7335 round bars also offer some other outstanding properties such as perfect finish, dimensional stability, light weight, high load-carrying capacity, longer life, fine dimensions and more.

A193 B7 Cadmium Plated stud bolts are made of alloy steel for high temperature environments. ASTM standards cover alloy steel and stainless steel bolting materials; this specification covers fasteners for pressure vessels, valves, flanges, and fittings.

Despite adding these elements, low alloy steel flanges aren’t necessarily difficult to weld. The key to achieve a successful performance of the welding operation is by knowing exactly what type of low-alloy steel you have.

Alloy 20 (Alloy 20) is an iron-based austenitic alloy developed to resist sulfuric acid corrosion. It has excellent resistance to sulfuric acid corrosion; it has strong resistance to phosphoric acid, nitric acid and chloride environments, chloride stress corrosion, pitting corrosion and crack corrosion. Therefore, alloy 20 has the name of anti-corrosion alloy; it has a wide range of applications: such as: chemical, food, medicine, power production and plastics industries will use it. For resistance to pitting corrosion and chloride corrosion, stress corrosion cracking problems, etc., alloy 20 is often used.

It exhibits exceptional corrosion resistance in chemical environments containing phosphoric acid, nitric acid, chlorides and sulfuric acid. It also has good mechanical properties at both ambient and elevated temperatures.

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

ASTM A182 F91 is an American standard Martensite type heat-resistant steel forgings, according to ASTM A182-2016.

We are a professional manufacturer and exporter of ASTM B366 WP20CB Pipe Fittings N08020 elbow, Alloy 20 Elbow Tee reducer Caps

Alloy pipe is defined according to the material used in production (ie material), as the name suggests, it is made of alloy pipe; seamless pipe is defined according to the production process (seamless), which is different from seamless pipe is seamless pipe, Including straight seam welded pipe and spiral 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.”
Manufacturing technique Hot rolling /Hot work ,Cold rolling
Producing Standard ASME B36.10 ASME B36.27

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.

ASME SA 335 grade P22 alloy steel pipe can withstand high pressure and high temperature. Therefore, ASTM A335 P22 pipe is used in applications that need to operate at high pressure and high temperature.
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 B36.42

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.