stainless bar A182 F11 round bar

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

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

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 A335 is the standard specification for seamless ferritic alloy steel pipe for high temperature service. Covers server levels: P1, P2, P5, P5b, P5c, P9, P11, P12, P15, P21, P22, P23, P91, P92, P122, of which P5, P9, P11, P22, P91, P92 are used in practice the most extensive. This specification covers nominal and minimum wall chrome-molybdenum (also known as Cr-Mo or Cr-Moly) alloy steel pipes for high temperature applications. Pipe ordered to this specification shall be suitable for bending, vanstoning and similar forming operations, and fusion welding. ASTM A335 P11, P22, P91 and P92 are commonly used in power plants and the chemical and petrochemical industries, while P9 and P5 are mainly 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 B36.19
Material Alloy Steel ASTM A333 Grade 3, Grade 6,Grade 8,Grade 9
ASTM A335 P5,P9,P11,P12,P22,P91,P106

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 

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.

ASME SA 335 Alloy Steel P91 Pipe also has some other features such as strong construction, dimensional accuracy, rust resistance, etc. We supply these ASTM A335 Alloy Steel P91 Pipes according to customer needs and specifications.
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 B36.58

ASTM A182 F5 Lap Joint Flanges go by a range of names, including back up flange, loose hubbed flange, loose ring flange and van stone flange. ASTM A182 F5 Flanges is a method of connecting pipes, valves, pumps and other equipment to form a piping system. It also provides easy access for cleaning, inspection or modification. Flanges are usually welded or screwed. Flanged joints are made by bolting together two flanges with a gasket between them to provide a seal.

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.

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

Flanges are usually welded or threaded. Flange joints are made by bolting two flanges together with a gasket between them to provide a seal.

Grade 1 alloy steel plate has very high corrosion resistance, but it is increasingly expensive. Our alloy steel products are known worldwide for their reliability and quality.

Our Alloy Steel ASTM A182 F5 Weld-neck Flanges are supplied to aid industrial, high pressure services like condensers, boilers, evaporators, heat exchangers, etc. Alloy steel F5 A182 flanges is also available in the form of lap joint flanges, plate flanges, threaded flanges, reducing flanges and many more. These flanges are widely used in power generation industry, gas processing industry, pharmaceutical industry, heat exchangers industry, sea water equipment industry, oil drilling companies and many more.

They can also be seamless in nature. The nominal diameter of the seamless fittings ranges from ? inches to 24 inches and the welded fittings range from ? inches to 120 inches in diameter.

Bolts and bolts are used in many applications in almost all industrial applications.

ASTM 182 is use in pressure systems, Included are flanges, fittings and similar parts to specified dimensions or to dimensional standards, such as the ASME specifications. 182 F5 Cl2 Alloy Steel Flanges are well suited to not only high temperature but also high pressure or a combination of both these applications.

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.

When moving high-temperature or corrosive media through Chrome Alloy Pipe from one process to the next, flanges capable of withstanding harsh environments are critical

Several ANSI/ ASME standards use materials that are forged or cast to produce Cast AS Blind Flanges.

800H can resist corrosion of many corrosive media. Its high nickel content makes it resistant to stress corrosion cracking in aqueous corrosion conditions. The high chromium content provides better resistance to pitting and crevice corrosion cracking. The alloy has good corrosion resistance to nitric acid and organic acids, but limited corrosion resistance in sulfuric acid and hydrochloric acid. Good corrosion resistance in oxidizing and non-oxidizing salts, in addition to the potential for pitting corrosion in halides. It also has good corrosion resistance in water, steam and mixtures of steam, air and carbon dioxide.

ASTM A335 P11 pipe (ASME SA335 P11) is a chromium-molybdenum alloy seamless pipe for high temperature service. P11 grade pipe has a chromium content of 1.00% to 1.50%, a molybdenum content of 0.44% to 0.65%, and a minimum tensile strength of 415MPa. Minimum yield strength 205Mpa.
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,P131

Alloying steels have added alloying elements such as manganese and nickel. These elements increase the strength, hardness and toughness of metals. Added elements make alloy steels ideal for demanding industrial 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 B36.24

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

High alloy steel is defined by a high percentage of alloying elements.

ASTM A182 Alloy Steel Pipe Fittings are very easy to install and have a low hub due to the pipe going into the fitting before welding.

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 ASTM B366 Pipe Fittings that we, Steel Tubes India, manufacture, are covered under the specification for nickel alloy pipe fittings and these include the likes of Hastelloy, Inconel, Nickel Alloy and Monel.

These ASTM A182 Grade F5 Flanges gives extraordinary erosion resistance in, for instance, caustic and acidic applications which includes sulphuric and higher chloride environments. A182 Gr F5 Threaded Flanges are mostly used in utility services such as air and water. It is similar to the Slip-On flange, but the bore is threaded. Its greatest advantage is that it can be assembled without welding, explaining its use in low pressure services at ordinary atmospheric temperatures, and in highly explosive areas where welding create a hazard.

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

For A335, chromium is a key ingredient used to make stainless steel. If the chromium content is above 12%, it can be classified as stainless steel. Even at high temperatures, the antioxidant potential of chromium is irreplaceable. Better hardness, tensile strength and yield strength at standard temperature. Due to the material’s composition, it is ideal for use in power plants, refineries, petrochemical plants and other oilfield services involving high temperature and high pressure transportation.
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,P108

Our ASTM A182 F5 Alloy Steel Blind Flanges are square and can be used to connect pipes of nominal bore size without welding and are suitable for high pressure hydraulic systems.

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.