A182 F9 F11 F12 F51 Alloy Flange Plate Flange combined with a diverse set of secondary service capabilities

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

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

For A335 steel pipe, the addition of molybdenum (“Moly”) increases the strength and elastic limit of the steel, and enhances the wear resistance, impact quality and hardenability of the steel. It also improves softening resistance, makes chrome steel less brittle and prevents pitting corrosion. Chromium is also a key element in stainless steel alloys, preventing oxidation of the steel at high temperatures and improving the corrosion resistance of the steel. It improves the tensile, yield and hardness properties of low alloy pipes at room temperature.
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,P104

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.

Through tests and production tests, molybdenum in A335 is currently the most effective additive for improving high temperature creep strength. Molybdenum-added seamless steel pipes also show enhanced corrosion resistance and inhibition of pitting 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,P95

Alloy steel is divided into two categories: high-alloy steel and low-alloy steel. Low alloy steel flanges, on the other hand, contain about 0.05 ¨C 0.25% carbon and up to 2.0% manganese.

Alloy steel pipes are used in applications requiring moderate corrosion resistance, good durability, and economical cost. Simply put, alloy pipes are preferred in those areas where carbon steel pipes can fail. There are two types of alloy steel – high alloy steel and low alloy steel.
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,P126

ASME SA335 P9 Alloy Steel Seamless Pipe is certified and tested according to Tensile Test, Transverse Tensile Test, Flattening Test, Metal Structure and Etching Test, Photomicrograph, Hardness Test, 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 B36.25

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

This specification covers forged low alloy flanges for use in pressure systems manufactured to specified dimensions or industry standard dimensional specifications.

A333 P92 steel is American steel grade ASTM A335 P92, which is a martensitic heat-resistant steel. In recent years, it has been widely used in thermal power plants, mainly for main steam pipelines and reheat steam pipelines. The main alloy components are Cr: 9%, Mo: 1%, 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 B36.59

Our alloy steel ASTM A182 F5 butt weld flanges can be used in auxiliary industrial high pressure services such as condensers, boilers, evaporators, heat exchangers and more.

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

C276 has good fabricability and impressive corrosion resistance in some of the most severe environments.

Although blind flanges and certain reducing flanges could include plate as a material for construction.

Impact strength as well as high surface smoothness are the result of round bar forging of alloy steel DIN 1.7335. Once the materials are forged, they are allowed to cool to the temperature specified by the specification ASTM A 182.

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

ASTM A193 Grade B7 specification covers requirements for high tensile alloy steel bolting material for use in high temperature or high-pressure service and other special purpose applications.

ASME SA182 F5 pipe flange weight depends on wall thickness and nominal bore. The wall thickness of the flange is determined by the pressure rating.

We warmly welcome our regular and new clients to join us for ASTM Seamless Tee B366 (WP20CB, UNS N08020, Alloy20).

ASTM A194 2H Heavy Duty Hex Bolts are the core product and are in stock. HT PIPE is a leading supplier of ASTM A194 2H Heavy Duty Hex Nuts. These are heavy duty hex nut type bolts as directed by ASTM A-193 specification.

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 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.

ASTM A182 Alloy Steel Forged Fittings are manufactured according to the ASTM A182 specification, which covers high pressure and high temperature service flanges covered by ASME B16.11, MSS-SP-79/ 83/ 95/ 97 and BS3799 standards.

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

ASTM A335 P5 pipe can be fully annealed or isothermally annealed, normalized and tempered as heat treatments to increase hardness. This grade is available in welded and seamless pipe, A335 P5 welded pipe is available in different wall thicknesses and diameters.
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,P121

This ASTM A182 alloy steel flange has a smaller thickness for easier placement of bolt holes. These ASTM A182 F12 alloy steel pipe flanges are suitable for high temperature and high pressure environments.

This is used in fabrication of tubes, boilers and super heaters. On many other applications, this is used and is available in various other sizes and shapes.

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 wider range of flanges are being offered like ASTM A182 F9 slip flange, F9 alloy welded steel socket flange, alloy steel F9 orifice flange, A182 F9 threaded and screwed flange etc. Imperative for the uniqueness of Alloy Steel F9 Socket Weld Flanges is the allotropy of iron-that is, its existence in two crystalline structures.

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.

Alloy Steel A182 F12 Flanges has excellent resistance to general corrosion, pitting, and crevice corrosion in chemicals containing chlorides and sulfuric, phosphoric, and nitric acids. Alloy Steel F12 Blind Flanges also possesses a great resistance to pitting in chloride solutions, a great resistance to crevice and stress corrosion cracking.