class 150 flange

Hastelloy C2000 Tubes are used in a broad range of industries including petrochemical processing, chemical processing equipment manufacturing, oil refineries and power plants.

Hastelloy C2000 is available in a variety of sizes and thicknesses, this type of nickel-chromium-molybdenum alloy is renowned for its superior strength and corrosion resistance.

AL6XN is a superaustenitic stainless steel with outstanding resistance to chloride pitting, crevice corrosion and stress corrosion cracking. AL6XN is a 6 moly alloy that was developed for and is used in highly aggressive environments. It has high nickel (24%), molybdenum (6.3%), nitrogen and chromium contents that give it excellent resistance to chloride stress corrosion cracking, chloride pitting, and exceptional general corrosion resistance. AL6XN is primarily used for its improved pitting and crevice corrosion resistance in chlorides. It is a formable and weldable stainless steel.

UNS N08367 also commonly referred to as alloy AL6XN is a low carbon, high purity, nitrogen-bearing “super-austenitic” nickel-molybdenum alloy with excellent resistance to chloride pitting and crevice corrosion.

SMO 254 Pipes can withstand high mechanical stress and Alloy 254 SMO Pipe high pressure work in high temperatures and corrosive environments.

This provides greatly enhanced resistance to sulfuric acid. It also has a high chromium content, to maximize its resistance to oxidizing chemicals and process streams contaminated with ferric ions and dissolved oxygen.

It is able to withstand a wide range of oxidizing and non-oxidizing chemicals, and exhibits outstanding resistance to pitting and crevice attack in the presence of chlorides and other halides.

It demonstrates good resistance to neutral and reducing environments. This alloy creates a tenacious oxide, protective film that does not spall off, but it retains superior oxidation resistance at soaring temperatures.

It is widely used in offshore oil and gas exploration/production and in heat exchangers in petrochemical/chemical processing.

Titanium’s density is about 60% that of stainless steel and nickel alloys, this weight saving makes it a popular choice in applications where this is critical such as aerospace.

Inconel 600 seamless tubes of standard UNS N06600 and ASTM B167 are the ones manufactured to sustain excessively high pressure and come with great warranty.

SCH40 Monel 400 Pipe is designated as Werkstoff Number 2.4360 and UNS N04400. Alloy 400 Pipe also known as Monel Alloy 400 Pipe, Monel 400 Pipe & Nickel Alloy 400 Pipe.

The pipes of seamless configurations have higher load-bearing capacity and strength over other grades.

Higher chromium, molybdenum and nitrogen content results in a Pitting Resistance Equivalent Number (PREN) > 40, providing superior pitting and crevice corrosion capabilities to austenitic and duplex stainless steels in virtually all corrosive media, and critical pitting temperature Above 50¡ãC .

Hastelloy Alloys Directory
The Corrosion Resistant HASTELLOY alloys are widely used by the chemical processing industries. The need for reliable performance leads to their acceptance and growth in the areas of energy, health and environmental, oil and gas, pharmaceutical and flue gas desulfurization industries.

Incoloy 800H Flange We have a strong reputation in the industry for producing high-quality flanges of different types that would suit the requirements of our clients. We manufacture Incoloy 800 Flanges which are reliable and high in quality. We use premium resources and advanced machinery for producing ASTM B564 UNS N08800 Incoloy 800 Flanges.

Alloy 800 Weld Neck Flanges We have a strong reputation in the industry for producing high-quality flanges of different types that would suit the requirements of our clients. We manufacture Incoloy 800 Flanges which are reliable and high in quality. We use premium resources and advanced machinery for producing ASTM B564 UNS N08800 Incoloy 800 Flanges.

Nickel 200 flanges The Nickel 200 Flanges are durable, dimensionally stable, and have a fine finish. Moreover, the ASTM B564 UNS N02200 Blind Flanges are resistant to corrosion in neutral and oxidizing environments, making them perfect for use in food handling equipment.

Another important feature of the N08800 Incoloy Alloy 800 Cold Rolled Plate is its excellent resistance to chlorine ion stress related corrosion cracking, to which the metal, like its other Inconel counterparts is virtually immune to.
Type Plate, Sheet,Strip Coil
Length 0~12m or as per your requirements
Width 0~2500mm or as per your requirements
Thickness 0.3~1200mm or as per your requirements

Inconel 600 is a nickel-chromium-iron alloy with excellent corrosion resistance, oxidation resistance and high strength at elevated temperatures. Due to its high nickel content, Inconel 600 is extremely resistant to chloride ion stress corrosion cracking. Age hardening is not required as Inconel 600 is hardened and strengthened by cold work only. The Inconel 600 can operate in temperatures as low as 700¡ãF (370¡ãC).
Standard SUS, AISI, DIN
Diameter 5~500mm
Length ¨Q12M or As Per Clients’ Requirements

Round bars are cold drawn and annealed, available in stock lengths or cut to size. Alloy round bars provide strength and corrosion resistance in a variety of environments and can be used in the frame, machine part manufacturing, food service and medical device industries.
Standard SUS, AISI, DIN
Diameter 5~500mm
Length ¨Q12M or As Per Clients’ Requirements

Many businesses prefer the fact that Inconel 600 is a very versatile alloy. Therefore the alloy is used in several key industries in various forms including the popular Inconel 600 Pipe. The construction of these pipes could be either welded or they could be seamless. There are benefits to using both. For e.g. the preference of an Inconel 600 Welded Pipe, is in applications where its economics plays a very important role. Though cheaper than the seamless constructed one, these pipes have a longitudinal seam, which could become susceptible to intergranular corrosion – if they are improperly processed. In a scenario, where the buyer requires the highest form of corrosion resistance and the ability to withstand a higher pressure, Inconel 600 Seamless Pipe is the best option.
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

For industrial purposes, in pipeline systems, we usually need to change the direction of transmission; regulate the flow of fluids (oil and gas, water, mud); open or close pipelines, etc. Therefore, to accomplish these activities, steel pipe fittings will be applied.

Nickel based 800 Incoloy Hexagonal Pipe is known to have a good resistance to corrosion. Specifically speaking, the Incoloy 800 Pipe offers sufficient resistance against both carburization as well as oxidation corrosion.

Carbon steel flange is a kind of rim formed at the end of the pipe when it is fixed on the pipe. It is used to seal the ends of pipes, valves or other connections. It has high tensile strength and is available with convex surfaces and supports for easy installation. It is an iron-carbon alloy containing up to 2.1 wt.% carbon. Carbon steel does not have minimum specified levels of other alloying elements, but it usually contains manganese.

UNS S32205 Duplex Steel ASME SA182 Butt Weld Flanges are suitable for seawater and power generation equipment because their smooth surfaces can withstand temperatures up to 600¡ãF, while also having excellent flow characteristics.

Hastelloy C-276 is a Ni Mo CR superalloy added with tungsten, which has excellent corrosion resistance in a wide range of harsh environments. The high content of Ni and Mo makes the Ni steel alloy particularly resistant to pitting and crevice corrosion in reducing environment, while CR transfers the performance of anti-oxidation medium.

Although molybdenum is a good element, excessive use of it may reduce the creep ductility of Gr F11 plate flanges. Graphitization and decomposition of iron carbide may occur when the temperature exceeds 500 degrees Celsius. Chromium has been added to SA A182 F11 alloy steel CL.2 forged pipe flanges to prevent creep ductility reduction and graphitization. In addition, the added chromium also provides oxidation resistance.

Duplex steel flanges are widely used in the used engineering, machinery and automotive industries. Duplex Steel S31803 Lap Flanges are ideal for applications requiring better corrosion resistance than Type 316 and good high temperature strength. We have Duplex Steel S31803 / S32205 Flanges in stock. Duplex steel flanges are commonly used in chemical, petrochemical, and power industries.

Nickel 200 is a solid solution strengthened metal. Nickel 200 Bar Stock contains 99.6% wrought nickel by weight and is considered commercially pure nickel. DIN 2.4066 Bar has good mechanical and physical properties. For example, ASTM B160 N02200 has excellent resistance to many corrosive compounds as well as corrosive environments. Meanwhile, Nickel 200 is a solid solution strengthened wrought alloy that can be designed as round bars and rods. These two components are used interchangeably and can be distinguished from certain key functions.

Nickel-copper-based alloy 400 Monel 2.4360 cold drawn rod is virtually immune to chloride stress-related corrosion cracking when exposed to corrosive media in typical environments. Monel 400 is a copper and nickel based alloy that is popular today due to its high performance. The alloy has excellent acid and alkali resistance. In addition, it has good tensile strength, ductility, excellent thermal conductivity, and can be hardened by cold work. Additionally, it can be used in applications with temperatures ranging from minus to 538 degrees Celsius.

Nickel Alloy 400 and Monel 400, also known as UNS N04400, is a ductile nickel-copper-based alloy consisting primarily of two-thirds nickel and one-third copper. Nickel Alloy 400 is known for its resistance to a variety of corrosive conditions, including alkalis (or acids), salt water, hydrofluoric acid, and sulfuric acid. Since Monel 400 or Alloy 400 is a cold worked metal, this alloy has high hardness, stiffness and strength. By cold working ASTM B164 UNS N04400 bar stock, the alloy is subjected to higher levels of mechanical stress, which in turn causes changes in the alloy’s microstructure.

Inconel 600 round bar is a nickel-based alloy with benign carburization and excellent corrosion resistance at high temperatures. Inconel 600 round bars are effective against drying Cl2 and many other different gases at mild and high temperatures. Alloy 600 bar is a nickel-chromium alloy with good oxidation resistance and resistance to chloride pressure decomposition cracking, high cleanliness water corrosion and acid oxidation at elevated temperatures.

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

Flange is the parts which connects two pipe ends, flange connection is defined by the flange, gasket and bolt three are connected as a group of combined sealing structure of the detachable connection. The gasket is added between the two flanges and then fastened by bolts. Different pressure flange, thickness is different, and the bolts they use are different, when pump and valve connect with pipe, the parts of the equipment are also made of the corresponding flange shape, also known as flange connection, usually closured bolted connection parts are also known as flanges, such as the connection of ventilation pipe, this kind of parts can be called “flange type part”, but this connection is only part of a device, such as the connection between flange and water pump, it’s not inapposite to call water pump as flange type parts,but relative small valve,it can be called as flange type parts .

Alloy 31 is one kind of azotic contenting iron nichrome molybdenum alloy, the performance is situated between the super austenite stainless steel and the nickel base alloy, The presence of copper increases its resistance to sulfuric acid.

Stainless steel Grade 254 SMO Flanges is quite tough to machine due to the extremely high work hardening rate and lack of sulfur content; however using sharp tools, overpowered machine tools, positive feeds, good amount of lubrication, and slow speeds tend to provide good machining results.

SMO 254 FLANGES are the perfect option for engineering assemblies; it can be used in high strength assemblies, constructional works as well as fitting machine components. This opposes wear and tears in the exertion of high torques, resists crushing in high machine fittings.

We manufacture these SMO 254 Flanges as per the national and international quality standards.

SMO 254 Flanges contain larger amounts of chromium in comparison with other steels and thus have good corrosion resistance. SMO 254 Slip-on Flanges contain about 10% of chromium.

Grade SMO 254 Long Weld Neck Flanges are thermally stable and possess moderate strength even when the temperature is high. SMO 254 Threaded Flanges whose design enables combining improved resistance to pitting, high strength, stress corrosion, crevice corrosion, and cracking.

Alloy 310 can be used in moderately caburizing, moderately oxidizing, nitriding, cementing and thermal cycling applications when not used at the maximum service temperature.

Stainless Steel 310 Flanges are made up of a stainless steel grade that has high amounts of nickel and chromium. It is a chromium nickel alloy with 24% chromium and 19% nickel in the composition. Navstar Steel is a leading manufacturer and supplier of the Stainless Steel 310 Flanges in different variations.

We offer huge stock of odd sizes & hard to find Standards – ASME/ ANSI, EN, DIN, AFNOR, AWWA, GOST, BS, JIS, AS, MSS, SA, UNI, AISI SS Pipe Flanges offering in Grade 304L, DIN SS 1.4306 Pipe Flanges, SS F304L Flanges, SS UNS S30403 Flanges, Werkstoff No 1.4306 SS Flanges, ASTM A182 F304L Flanges, SS 1.4306 Flanges at market leading prices from China.

Stainless Steel 304 Flanges are components that are used to connect pipes together. They differ from the fittings in that all flanges have an outward projection from them that provides additional space for attachment such as welding or bolting. Roopam Steel is a manufacturer and leading supplier of these flanges.

We have expanded ourselves as well our services, products and production patterns, emerging as a manufacturing and exporting giant, in Stainless Steel, Carbon Steel and Alloy Steel, and other hard-to-find metals.

We are manufacturers of Alloy 20 Lap Joint Flanges that exhibit an ameliorated general corrosion resistance to sulphuric acids, much needed in the synthetic rubber manufacturing plants and mixing tanks.

Supplied with pressure fittings (NPT), ASTM B462 Alloy UNS N08020 Blind Flanges that can be connected to a pipe or valve, equipment with a nozzle and their insusceptibility to acidic attack is a popular reason for them being in the offshore and oil industry.

We are suppliers of Alloy DIN 2.4660 Weld Neck Flanges, a niobium added flange that decreases carbide precipitation during welding at elevated temperatures, thus being vital in the field of pickling equipment and process piping.

We are exporters of ASTM SB462 Alloy 20 Slip On Flanges these flanges are a viable alternative to costly high Nickel flanges. They are incredibly low in cost compared to, providing the same utilities like Nickel-based alloys by being resistant to crevice corrosion and pitting. You can contact us for further inquiries.

The granular structure of duplex is a ferrite-austenite hybrid with a superior strength to weight ratio in comparison to 304 or 316. It balances the weldability of an austenitic with a pure ferritic and retains decent mechanical toughness in applications with exposure to colder ambient temperatures.

Monel 400 is a popular high performance nickel copper alloy commonly used in critical and high performance applications. Monel 400? has high strength, excellent resistance to acid and alkaline environments, and good ductility and thermal conductivity. This alloy maintains its properties and performance in temperatures ranging from subzero to 1,000¡ãF (538¡ãC). Monel 400 can only be hardened by cold work.

Monel 400 flanges are also available for higher temperatures in reduction environments. While Monel 400 flanges are typically used at elevated temperatures, they retain their mechanical properties at sub-zero temperatures. The increased hardness at freezing temperatures has been shown to only slightly impair the ductility or impact resistance of Monel 400 flanges.

Monel 400 flanges are constructed of corrosion-resistant and strong nickel-copper superalloy. The material is easy to weld and form well. These flanges are available in different pressure classes, from Class 150 Monel UNS N04400 flanges to Class 2500, and PN6 to PN64.

A standout feature of Monel flanges is their excellent resistance to hydrofluoric acid, a particularly difficult acid to handle, at all concentrations up to the boiling point.

Monel 400 and K500 flanges also exhibit excellent corrosion resistance in marine applications and have reasonable corrosion resistance to sulfuric and hydrochloric acids under reducing conditions.

Monel K500, UNS N05500 (QQ-N-286), is a precipitation hardenable nickel-copper alloy that combines the corrosion resistance of Monel Alloy 400 with higher strength (more than 2x stronger) and hardness.

MONEL Alloy K-500 (UNS N05500 / W.Nr. 2.4375) is a nickel-copper alloy that combines the excellent corrosion resistance of MONEL Alloy 400 with the added benefits of higher strength and hardness.

Increased performance is obtained by adding aluminum and titanium to a nickel-copper matrix. Flanges are pipe fittings that connect pipes to each other and are used to connect pipe ends. In addition, Monel K-500 flanges can be perfectly matched with various Monel K-500 pipes to ensure the stability and firmness of the connection.

We manufacture Monel K500 flanges from nickel and copper alloys. The material has excellent resistance to aggressive materials and solutions such as oxidizing salts, acids, nitrates and other oxidizing agents.

Monel 400 flanges are a nickel-copper alloy (approximately 67% Ni ¨C 23% Cu) resistant to seawater and steam at high temperatures, as well as salt and caustic solutions. Alloy 400 is a solid solution alloy that can only be hardened by cold work. This nickel alloy has good corrosion resistance, good weldability and high strength.

Monel 400 has very good mechanical properties at sub-zero temperatures, can be used up to 1000¡ãF, and has a melting point of 2370-2460¡ãF. However, Alloy 400 has low strength in the annealed condition, so various tempers can be used to increase the strength.

Socket weld flanges were originally developed for small high pressure pipelines. They have the same static strength as slip-on flanges, but their fatigue strength is 50% higher than double-welded slip-on flanges.

This alloy has high tensile strength, making it a commercially viable option for marine engineering purposes. Wnr 2.4360 flanges are resistant to chloride stress corrosion cracking, a common problem in marine environments. Like many nickel-containing alloys, this alloy’s performance at high temperatures replaces many traditional stainless steel alloys.

Monel 400 Socket Weld Flanges have good weldability and moderate resistance to corrosive environments. Nickel 400 glasses blind flanges for terminating pipes or pipes are resistant to seawater and steam at high temperatures.