special-shaped flange A182 F11 flange ideally used in pipes

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

ASTM A182 F9 alloy steel round bars can be customized according to customer requirements. They are widely used in automotive and other fields due to their excellent quality and unparalleled functionality.

The material is made up of carbon, manganese, phosphorus, sulfur, silicon, chromium and molybdenum in the composition.

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 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.

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.

ASTM A194 bolts include metals such as manganese and silicon, with additions of phosphorus, sulfur, and carbon. ASTM A194 gr 2h bolts are suitable for high pressure or high temperature service, or both. Further machining is possible by centerless grinding or cold drawing.

Alloy C276 (UNS designation N10276) is a nickel-molybdenum-chromium-iron-tungsten alloy
known for its corrosion resistance in a wide range of aggressive media.

Forming operations such as bending and flanging, as well as fusion welding, are well suited for ASTM A335 p11 alloy steel pipe. The specified tests for alloy steel seamless pipes include flattening test, bending test, hardness test and longitudinal or transverse tensile test.

This is useful for selecting bolts with different strength levels for different high pressure and high temperature applications. ASTM A193 grade b7 hex bolts and other types have a minimum tensile strength of up to 125ksi.

The connection between two pipes can be directly welded together, but it is difficult to connect together without welding. When the connection part have problems, it will be hard to repair. The same problem also happened between pipe and valve connection.

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.

The high chromium content gives these alloy steel socket weld flanges very good resistance to moisture erosion, which also contributes to their high temperature strength and resistance to scaling at high temperatures.

SA335 grade P11 seamless pipe is dimensionally accurate for precision applications, while welded pipe is stronger with high wear and tear properties.

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.

Alloy seamless pipes are processed by advanced machines and manufactured by hot and cold processing.
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 B36.36

The provided Alloy Steel F21 Flange are efficiently manufactured using the superior quality nickel alloy with the aid of pioneering methodology.

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

ASME SA 335 P91 alloy steel pipe also has some excellent properties such as strong construction, precise dimensions, corrosion resistance and more. Our line of ASTM A335 P91 Alloy Steel Pipe is perfectly engineered in tubular form and in a variety of sizes.

In order to improve the thermal efficiency of the reheat steam pipeline of the power plant, the reheat temperature can be designed to be 621¡ãC, that is, the supercritical temperature. The United States first developed ASTM A335 P92 alloy steel in the late 1980s to meet the heat resistance requirements of this high temperature power plant. Alloy Steel P92 is an improved version of ASTM A335 P91 alloy with deliberate additions of tungsten, vanadium, niobium, reduced molybdenum content to fine-tune the ferrite/austenite ratio, and carefully controlled boron and nitrogen content.
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,P143

The addition of elements such as silicon and manganese through heat treatment provides alloyed steel with improved properties and additional benefits, such as increased corrosion resistance or increased reliability. Alloy steels are also found in applications where their response to magnetism is important, such as in transformers and electric motors.

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

There are different schedules for P91 metal piping materials, corresponding to different pressure classes. sa335 P91 seamless pipe can withstand high pressure and high temperature and can also be welded to other pipes and fittings.
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

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.

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.

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.

A335 p9 pipes are made of ferritic alloy steel for high temperature applications. The sa335 p9 material chemically contains metals such as molybdenum and chromium added to the alloy. By adding metals such as molybdenum and chromium, the tensile strength of the alloy is increased. The yield strength of the a335 p9 welded pipe is 205 Mpa, while its tensile strength is 415 Mpa. The elongation of the pipe is about 30%.
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,P151

While chromium is an important alloying agent in a335 P91 piping, it is known to prevent corrosion and has a high resistance to oxidation at high temperatures. Since these pipes are surface treated or coated, they are also protected against corrosion. Surface coating can be accomplished by various techniques such as passivation, phosphating, oil immersion, varnishing and shot peening.
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,P150

It is almost the same as AISI 4130 chrome-molybdenum alloy steel, but with a slightly higher carbon content. Compared to AISI/ASTM 4130 alloy steel, AISI 4140 steel has a higher carbon content, which provides higher strength and heat treating capability, but also has limited weldability.

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 A193 Grade B7 is a standard material specification for chromium-molybdenum alloy steel fasteners for use in high tensile, high temperature and special purpose applications.