special-shaped flange A182 F12 flange Alloy Steel F21 Flanges

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

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

It is the addition of other elements that make alloy steel stronger. Heat-treated elements such as silicon and manganese give alloy steels improved properties and additional benefits, such as increased corrosion resistance or improved weldability.
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 B36.49

Inconel600 is suitable for welding with the same material or other metals by any traditional welding process, such as tungsten electrode inert gas welding, plasma arc welding, manual sub-arc welding, metal inert gas shielded welding, molten arc inert gas shielded welding, and pulsed arc welding. Welding is the preferred solution. When using manual arc welding, it is recommended to use a shielding gas mixed with various components (Ar+He+H2+CO2).
Welding of Incoloy 825 must be carried out in the annealed condition and cleaned with a stainless steel wire brush to remove stains, dust and various markings. When welding the root of the weld, extreme care must be taken (Argon 99.99) to obtain the best quality of the root weld so that the weld does not produce oxides after the root has been welded. Color from the weld heat-affected zone should be removed with a stainless steel brush while the weld area is not cool.

The P2 and P12 steel pipes of A335 should be made by the coarse grain melting method. Steel should meet chemical composition, tensile properties and hardness requirements.

We have a complete inventory of ASME SA335 P9 pipe and supply ASME SA335 P9 alloy steel seamless pipe products in various sizes to meet the high temperature service requirements of power plant, petrochemical plant and oil refining industry applications. ASME SA335 P11 Alloy Steel Seamless Pipe Pipes can be structural in nature and can also be used for fluid and oil transfer.
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 B36.26

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).

The flanges also come in B16.5, B16.47 and other standards and dimensions. The Alloy Steel Flange Material can vary according to the chemical composition.

ASTM A194 2h nuts are available in nominal sizes ranging from ?” to 4″. These products are made with heavy duty hex nuts with different proof load stresses for regular nuts and zinc plated nuts. A194 2h coupling nut with 175ksi plain nut and 150ksi zinc plated nut. Fasteners of this grade of material also have high hardness.

The low alloy steel pipe flanges also tend to provide better mechanical properties as opposed to many conventional, standard mild or carbon steels.

F11 alloy steel pipe flange is the second most common connection method after welding. Use them when joints need to be disassembled. ASTM A182 Gr F11 flanges provide flexibility for maintenance. It connects pipes with various equipment and valves.

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

Forged Pipe Fittings (Socket Weld and Threaded) are made in
accordance to ASME B16.11, MSS-SP-79/ 83/ 95/ 97 and BS3799
standards, and are used to connect nominal bore schedule pipes
and pipelines.

The achievable mechanical properties depend on added elements such as nickel, chromium, molybdenum and vanadium. The following are a series of improved properties of alloy steel (compared to carbon steel): strength, hardness, toughness, wear resistance, corrosion resistance, hardenability and hot hardness. To achieve some of these improved properties, the metal may require heat treatment.

A182 alloy flange has good dimensional accuracy.

A182 grade is an excellent alloy that is hardened only by cold work. Commonly used in nuclear energy, medical equipment, chemical energy, etc.

There are different types of fittings such as bends, tees, crosses, reducers, caps and the WPHY 52 Elbow.In sour service wells, when hydrogen sulphide gas reacts with water, the hydrogen molecule gets deposited either on the pipes or fittings.

Flange is usually used for connecting pipes or valves, so it can solve the above problems easily.

The skills of chromium alloy steel include higher oxidation corrosion rates. In addition to being resistant to oxidation, alloy steel P91 of A335 steel pipe is also able to withstand very high temperatures and can be used in applications involving boilers, heaters, power generation, and more. The above applications work based on elevated temperature, which is why many suppliers recommend alloy steel P91 pipe for the above 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 B36.21

Alloy Steel AISI 4140 bar stock or forging stock to produce B7 headed and non-headed bolts. A193 Grade B7 is the most commonly used Bolt specification coupled with A194 Grade 2H Nuts for Bolting Carbon Steel pipeline. A193 B7 bolting is available in metric sizes from M6 to M180 and imperial sizes from 1/4 to 7 inches, in diameter.

Flange connection has good strength and sealing, simple structure and low cost. It can be repeatedly disassembled.

ASTM A 182 Alloy Steel GR F11 Round bars are generally considered less robust than stainless steel alloys, and their price plays an important role in the purchase.

The corrosion resistance of SA 335 P91 seamless pipe is much higher than that of carbon steel. Grade P91 is a reference for the chemical composition of alloy steels. A chromium-molybdenum steel, the chemical composition of ASTM A335 P91 alloy steel pipe consists of 9% chromium and 1% molybdenum and vanadium.
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

Alloy Steel Flanges are made in different steel alloys. The flanges vary in dimensions and types. There are ? inches through 48 inches of nominal diameter sizes of flanges.

Alloy A182 flange also has durability and longevity.

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.

The a182 f9 flange is considered a cost saving option. In addition to these properties, astm a182 f9 is reusable and corrosion free.

High alloyed types of steel are favored in the plumbing industry for use in extreme conditions, be it hot or cold, or subjected to rough service. This is because a combination of chemistry and proper heat treatment can result in a strong and flexible pipe that can withstand blows. Alloy pipes are often favored by the oil and gas and power generation industries due to their toughness.
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

Chromium-molybdenum alloy steel has strong crack resistance under high temperature and high pressure. Chromium molybdenum is also resistant to hydrogen attack and hot sulfide corrosion cracking.

One of the top stocks of ASTM A182 alloy steel F5 flanges for a variety of industrial applications. With a talented team of professionals, we are committed to supplying the highest quality ASTM A182 Alloy Steel F5 Flanges, widely used by customers in suitable applications.

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.

SA335 material is available in different pressure grades, SA335 P11 material is special in that it can be used in most high pressure and high temperature services. In this range there are seamless pipes and welded pipes, which are used for different 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 B36.54