ASME B16.5 Alloy Flange Alloy Pipe Flange end a pipeline

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

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

Weld Neck Flange is flanges that designed to be joined to a piping system by butt welding. This kind of flange include lots of specification.

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.

The production of ASME SA182 F9 flanges will be done using alloys with lower carbon content. Reducing the carbon content in these alloys reduces the formation of carbide precipitates. This basically means that alloy steel F9 flanges will no longer be susceptible to intergranular corrosion in the heat affected weld zone.

ASME SA 335 P11 pipe is a pipe made of chrome molybdenum alloy. It is used for high temperature service. It is corrosion resistant, strong and malleable.
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 B36.53

The most common application for A182 F2 round bars is shafts. It has various alloying elements that enhance its mechanical 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.

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.

We offer F9 Alloy Steel Flanges that have superior corrosion resistance and ductility due to the small amount of Chromium and Molybdenum. A182 F9 Alloy Steel Flanges is for use in small size and high pressure piping systems. Due to the small amount of chromium and molybdenum it has superior corrosion resistance and ductility.

Its greatest advantage is that it can be assembled without welding, which explains its use in low-pressure service at ordinary atmospheric temperatures and in highly explosive areas where welding creates a hazard.

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

The A335 p12 material composition includes carbon up to 0.05 ¨C 0.15, manganese up to 0.30 ¨C 0.61, sulfur and phosphorus up to 0.025, silicon up to 0.5, chromium 0.80-1.25 and molybdenum up to 0.44-0.65. This steel shall meet the specified chemical composition, tensile properties and hardness 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 B36.66

The ASTM A320 Grade L7 specification covers stainless steel bolting materials for low temperature service. This standard cover rolled, forged, or strains hardened bars, bolts, screws, studs, and stud bolts used for pressure vessels, valves, flanges, and fittings.

The weld neck flange comprises of a round fitting that extends beyond the rim of the circumference. These flanges, typically manufactured from forging, are actually welded to pipes.

ALLOYS STEEL SA 182 F9 BAR is a ferritic alloy steel bar, other contents are also considered. These bars are steel forged bars held at high temperature and pressure.

The high chromium content gives these forgings fittings very good resistance to moisture erosion, which also contributes to their high temperature strength and resistance to scaling at high temperatures.

The Chromoly based F12 material specification are ideal for applications, where the piping systems are to transport or carrying corrosive fluids or gases at high-temperatures. Alloy Steel F12 Flanges they are used in various applications. Applications include chemical equipment, pharmaceuticals, gas processing plants, power generation tools, petrochemical industry, pulp and paper industry, on shore and offshore marine equipment, oil rigs, oil refineries, under water equipment, water desalination plants, condensers, heat exchangers and others.

ASTM A194 specification covers carbon, alloy and stainless steel nuts for high pressure and/or high temperature service. American National Standard Heavy Duty Hex Series (ANSI B 18.2.2) shall be used unless otherwise specified. Nuts no more than 1 inch in nominal size shall conform to UNC Series Class 2B.

This is the widely used product in many other industries and is thus manufactured with utmost care and the packaging of this is also done with great care and is then dispatched to various other applications.

ASTM A182 alloy steel F12 flanges are corrosion resistant. ASTM A182 alloy steel F12 flanges also have high dimensional accuracy. These ASTM A182 alloy steel F12 flanges also have a rust-proof finish. They are used in numerous industrial applications. These applications include the paper and pulp industry, the oil and gas industry, and more.

The addition of molybdenum strengthens the elastic limit of the A335 p11 welded pipe and increases its temperature strength. In addition to these properties, there is a reduction in brittleness and an improvement in the weldability and hardenability 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 B36.48

Chromium molybdenum pipes under ASTM and ASME specifications A/SA 335 P1, P2, P11, P12, P15, P22, P91, P92, P122 are used in the power industry, while ASTM/ASME A/SA 335 P5, P9 are used in the petrochemical industry, It has strong crack resistance at high temperature and high pressure, can be used for hydrogen sulfide corrosion service, hydrogen attack and embrittlement cracking
Resistant to hot sulfide corrosion cracking.
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 182 is used for pressure systems, including flanges, fittings, and similar parts that conform to specified dimensions or dimensional standards such as ASME codes.

Since these are heavy duty tension nuts, they are used in high vibration and high stress applications such as aircraft engine parts and automotive engine parts. ASTM A194 Class 2h material consists of all classes of carbon, manganese, phosphorus, sulfur and silicon.

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

Although acceptable fouling levels are considered beneficial to the alloy, in moderate cases, fouling deposits on Astm A182 F9 flange surfaces can act as a barrier to excessive corrosion. When flanges are produced using specification ASTM A182, they work well at high temperatures, albeit in applications with high pressure.

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.

After completion of manufacturing process, the manufactured product undergoes the process of Inspection. Which is one of the important aspects of metal forging manufacture, all the manufactured parts are being checked for defects under this process.

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.

Users of SA182 Chrome Moly Gr.f9 forged bar do not rely solely on external coatings or finishes.

These are used in applications where the resistance required is not much and general corrosion resistance is required.