ASTM A182 F5 F11 F12 F91 flanges for condensers evaporators and boilers

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

Low alloy steels contain trace amounts of alloying agents such as niobium, nitrogen, vanadium, copper, nickel, chromium, titanium, calcium, molybdenum, rare earth elements or zirconium.

A335 P1 chrome pipe is popular in several industries. This is especially evident in the power industry and petrochemical plants, where these ferritic-based ASME SA 335 P1 grade alloy steel pipes are commonly 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 B36.21

Chromium molybdenum has a better strength-to-weight ratio than steel, which enables designers to use thinner walled tubing or smaller diameter tubing to reduce overall weight.

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

We can supply chrome molybdenum alloy flanges sorted by alloy grade, size and pressure.

The addition of chromium and molybdenum to a182 grade f9 enhances the corrosion resistance of the flange.

A387 Chrome Molybdenum Steel Sheet Uses & Applications Due to the key properties of the alloy, chrome molybdenum steel sheet is popular in onshore and offshore production facilities in the oil and gas industry. It is also widely used in the energy industry as a key component in power plants. It can be found in boilers and pressure vessels, heat exchangers, flanges, fittings and valves, pipes and pipe supports.

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 steel pipes are common in applications involving automobiles, kitchenware, and industrial equipment. Typically, superalloy steel boiler tubes are used in applications with ambient temperatures exceeding 500¡ãC. For example, hollow and thin-walled alloy steel drill pipes must be able to resist pressure differences that manifest between the inside and the outside of these alloy steel seamless pipes.
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 B36.45

At elevated temperatures, conventional steels, unlike ASTM A 335 P91 pipes, begin to lose their microstructural form, leading to failure. A burst or crack in the pipe is a visible fault. But since SA 335 P91 chrome-plated welded pipe is well suited to sustain itself at high temperatures, failure rates are extremely low.
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

Regardless of its cost-effective solution, F11-grade rebar is a way to meet the corrosion resistance and mechanical performance requirements set by various industries.

A weld neck flange, also called a tapered hub flange or high-hub flange, is a kind of flange that can relocate stress to the pipes, ensuring a decrease in high-stress concentration at the bottom of the flange.

There are different types and grades of the blind flanges as well. There are other different types of ASME SA 182 AS Pipe Flanges such as the weld neck flanges and socket weld flanges each specified for a particular role

We are committed to supplying high quality A335 alloy tubes to our esteemed customers at the most reasonable price. Following the principles of Total Quality Assurance is our risk. In pursuit of total quality, we have developed a quality specification and quality assurance work plan.
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 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

ASTM A182 F12 flat bar is a flat rectangular section with square edges of varying sizes. It is suitable for a variety of applications, distributed in engineering, construction, manufacturing, manufacturing, mining, light grids and many other industries.

Alloy steel seamless pipes are widely used in medium and low pressure fluid pipelines, casings, boiler tubes, oil and gas industry, chemical industry, power generation industry, transformers, agriculture, bearings, general engineering, automobiles, hydraulics, railways, mining, construction, aviation Aerospace, medical, defense and electric motors. P91 alloy steel is mainly used in the power industry. For welded structures, the ASME Boiler and Pressure Vessel Code limits the carbon content to less than 0.35%. Alloy steels are ideal for applications that require higher strength, tougher or better wear resistance than standard carbon steel grades.

Other than carbon, these contain in them substantial quantities of nickel, manganese, chromium, silicon, tungsten, vanadium, molybdenum.

We use state-of-the-art technology to precisely manufacture flanges such as ASTM A182 Class F5 Socket Weld Flanges. Buying an ASME SA182 F5 flange or any other flange from us will guarantee quality, economy and precision.

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

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.

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

Our ASTM A320 Grade L7M Alloy Steel Bolts are suitable for meeting commercial and industrial needs such as grills, infrastructure, grills and construction.

The alloy has great mechanical properties at subzero temperatures.For catering to the needs of our customers better, it is essential that we manufacture Monel Pipe Fittings in different types, with each one serving some specific purpose.

ASTM A182 refers to low-alloy steel forgings. It belongs to carbon steel.

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.

The chromium content in the A335 p9 pipe makes it highly resistant to corrosion. Therefore, A335 p9 has excellent high temperature oxidation resistance. In addition to chrome, Astm A335 p9 alloy steel pipe coated with black paint or anti-corrosion oil shows good corrosion resistance. It can also be galvanized with zinc. Galvanizing increases its resistance to atmospheric corrosion.
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,P147

In applications where higher working pressures are a prerequisite, the use of seamless pipes is justified. Although stronger than welded pipe, the cost is much higher. In addition, in welded products, there is a greater risk of intergranular corrosion in the heat-affected weld zone. The obvious difference between alloy steel welded pipe and seamless product is the transverse seam along the length of the 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 B36.19
Material Alloy Steel ASTM A333 Grade 3, Grade 6,Grade 8,Grade 9
ASTM A335 P5,P9,P11,P12,P22,P91,P128

L7 threaded studs and short head bolts are readily available in the market.

Low alloy steel ASTM A182 F11 flanges typically have a total alloy content of 1.5% – 5%. Its common alloying elements are manganese, chromium, silicon, nickel, molybdenum and vanadium. It may contain up to four or five different quantities of these alloys. At the same time, the increased strength of the alloy steel F11 flange may require higher forming pressures. Annealing of SA 182 Gr F11 steel flanges is accomplished by water quenching by thorough immersion at 1725¡ãF – 1850¡ãF (941¡ãC – 1010¡ãC) and can only be hardened by cold work.