China manufacturing wholesale price grade 8.8 bolt and nut screw washer DIN931 DIN933 metric stainless steel galvanized hex bolt

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.

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

Inconel 625 Coil is characterized by its excellent resistance to oxidation, high-temperature corrosion and fatigue. ASTM B443 UNS N06625 Inconel Plate is widely used in the aerospace, chemical processing and oil and gas industries due to its superior strength, toughness and durability even in extreme environments.

A789 UNS S31803 and UNS S32205 are two grades of duplex stainless steel that are widely used in various industrial applications. These Duplex S31803 Seamless Pipes are known for their excellent corrosion resistance, high strength, and good weldability. A789 is a specification that covers seamless and welded tubes made from duplex stainless steel.

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.

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.

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 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.

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.

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 .

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

Inconel 718 is a nickel-chromium-based alloy that is commonly used in high-temperature applications such as aerospace and gas turbines. One of the most important factors in the production of ASTM B670 Inconel 718 Sheet is the plate rolling process. There are two main types of Inconel 718 plates available on the market: hot rolled and cold rolled plates.

316L 1.4401 S31603 Stainless Steel Pipe is a highly versatile and durable pipe option commonly used in a wide range of industrial and commercial applications. This SS UNS S31603 pipe is made from high quality 316L stainless steel with excellent resistance to corrosion, oxidation and staining, making it ideal for harsh environments or high stress applications.

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.

The 316 stainless steel pipe has become an indispensable material for the industrial sector. This alloy of iron and chrome is recognized for its high resistance to corrosion, as well as its durability. 316 stainless steel tubing can be produced in both seamless and welded tubes to meet specific customer needs.

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.

304 Piping Spools are made of 304 Stainless Steel, a common and popular material in many industrial applications that require resistance to corrosion and oxidation. These S30400 Piping Spools are prefabricated using specialized machinery and processes, which ensure that they are highly accurate and reliable.

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.

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

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

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.

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

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.

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.

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.

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.

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.

ASTM A312 TP316 is a standard specification for seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipes used in high-temperature and general corrosive service applications. The 316 Seamless Industrial Steel Pipe is made from a combination of chromium, nickel, and molybdenum, which gives SS 316 Seamless Tube excellent resistance to corrosion and rust.

Incoloy WNR 1.4876 bolts have excellent corrosion resistance and avoid failures due to intergranular corrosion. Advanced molybdenum content material concentrates vulnerability to pitting corrosion. It is used in a package consisting of a molybdenum-containing austenitic alloy, welded low carbon. In addition, it is used for welding of steels that require corrosion-resistant properties.

Type 304 stainless steel is named for its composition, which includes 18% chromium and 8% nickel. This stainless steel has good formability and weldability. Due to its composition, stainless steel 304 flanges are highly corrosion resistant and fairly durable.

For applications requiring greater resistance to stress rupture and creep, especially at temperatures above 1500¡ãF (816¡ãC), INCOLOY alloys 800H and 800HT are used.

Inconel 601 is an alloy composed of nickel and chromium.

SS 347H Blind Flanges
Featuring 347H stainless steel for very good corrosion resistance, this GRAINGER APPROVED weld neck flange can be attached to a system via a circumferential weld at the neck. The welded area can be easily examined by radiography. Matched pipe and flange bore reduces turbulence and erosion inside the pipeline. Flange is excellent for use in your critical applications and is ideal for use with air, water, oil, natural gas, and steam.

The ASTM A240 specification covers chromium, chromium-nickel, and chromium-manganese-nickel stainless steel plate, sheet, and strip for use in pressure vessels and general applications, including architectural, architectural, construction, and aesthetic applications.

SS 904L Weld Neck Flange
Featuring 304 stainless steel for very good corrosion resistance, this GRAINGER APPROVED weld neck flange can be attached to a system via a circumferential weld at the neck. The welded area can be easily examined by radiography. Matched pipe and flange bore reduces turbulence and erosion inside the pipeline. Flange is excellent for use in your critical applications and is ideal for use with air, water, oil, natural gas, and steam.

For the pipe fittings of small size, such as tee, tee and elbow of socket welding and thread, the shape is relatively complex, so the die forging process should be used.

The increased properties are obtained by adding aluminum and titanimum to the nickel-copper base, and by heating under controlled conditions so that submicroscopic particles of Ni3 (Ti, Al) are precipitated thoughout the matrix.

ASTM A182 is the Standard Specification for Forged Stainless Steel Pipe Flanges and Stainless Steel Forged Fittings.

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 ASTM A403 SS 304 Elbow has a tensile strength of 75 ksi, guarantees extreme dexterity, has a load-carrying capacity high enough to work under constant pressure, is resistant to atmospheric corrosion, and can be used to seal pipe ends and prevent General-purpose fluids such as internal contamination.

MONEL K500 is a age-hardenable Nickel-Copper alloy which combines the corrosion resistance of Alloy 400 with high strength corrosion fatigue and erosion resistance.

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.

One of the advantages of stainless steel over 316 stainless steel is that it is biocleaner than aluminum and copper, with biocleanability comparable to glass. The cleanability, strength and corrosion resistance of stainless steel have prompted the use of stainless steel in pharmaceutical and food processing plants.
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

In order to convey the pipeline, it is necessary to remove the straight hose in the pipeline. When using various pipelines, various pipelines must be used. When the pipeline is used, the elbow must be used to change the size of the pipeline. When bifurcating, the three-way pipe The flange connection used when the joint is used with various pipe joints, in order to reach the long-distance transmission pipeline, in order to reach the thermal expansion and cold contraction joint or effective connection aging of the pipeline, the long-distance expansion and cold contraction joint is used for the connection of the pipeline. , In the connection of various instruments, there are also the connectors and plugs of the instrument phase.

The alloy 601 also has good resistance to aqueous corrosion.

Grade UNS S31803 is termed as a duplex class due to its mixed Austenitic-ferritic microstructure. Duplex stainless steel alloys have an equal proportion of both austenite and ferrite, which is why Duplex Steel Fittings exhibit properties prominent to both classes.

The Stainless Steel 316 Welded Pipe is welded from strips of the same grade and they have equal strength as the 304 types but with added corrosion resistance due to the 4% molybdenum content in the composition. The ASTM A312 TP316 ERW Pipe belongs to the A312 specification for the tubular products and it can be used for high temperature and high pressure 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.”

253 MA achieves its heat resistance properties through tightly controlled microalloy additions. Cerium combines with silicon to provide excellent oxidation resistance at temperatures up to 2000¡ãF (1093¡ãC). The combination of nitrogen, carbon and cerium provides twice the creep rupture strength of 310 and 309 stainless steels at 1600¡ãF (871¡ãC). Its 0.2% offset yield strength is characteristic within a typical range of hardness Rockwell B is Rb 90 and 0.2% offset yield strength is 45000 to 69000 psi, its 2″ elongation is 42% to 70%, ultimate Tensile strength is 90,000 to 114,000 psi.

The A403 WP304 Elbow could be easily connected, welded and fitted to air tight qualities.Our A403 WP304 material are High Resistance to Atmospheric Corrosion And Keep From Contamination To The Internal Fluids.

Grade WPB is the most common material for medium and high temperature pipelines in these standards. W stands for “weldable,” P for “pressure,” B for “grade b,” and Y for “yield strength.”

There are studs, washers, threaded rods, screws, etc. Each type of fastener has its own advantages and application requirements. Carbon steel screws can be used without nuts. It can be driven with a screwdriver.

Inconel 718 is a precipitation hardening nickel-chromium based superalloy. ASTM B637 UNS N07718 round bars also contain significant amounts of elements such as iron, niobium and molybdenum, and trace amounts of metals such as aluminum and titanium. Aluminum and titanium make Inconel 718 hardenable.

The chromium content of this alloy results in superior resistance to oxidizing environments. The high molybdenum content makes alloy 625 very resistant to pitting and crevice corrosion.

MONEL K500 es una aleacion de niquel-cobre que se puede endurecer por precipitacion mediante la adicion de aluminio y titanio.

ASME Sb564 Alloy 400 Plate Flanges Monel 400 N04400 Orifice Flange A nickel-copper alloy, Monel 400 flanges are a solid solution nickel alloy that can only be hardened by cold working. Best known for its corrosion resistance to reducing media and seawater, Monel 400 is also tougher in oxidizing environments than copper alloys. Also known as alloy 400, Monel 400 flanges are also utilized in high temperature, caustic and salt solution applications.

Carbon steel forgings, manufactured in accordance with ASTM A105, are generally used for piping applications. These forged carbon steel piping components (including flanges, fittings, and valves, etc) are used for ambient- and higher-temperature service in pressure systems. The A105N, which is designated with a suffix ¡°N¡±, denotes that the A105 forging shall be furnished in normalized condition. If the forgings are used for piping applications of ASME BPVC or ASME B31, the material shall be its identical equivalent of SA-105 or SA-105N. In short, the heat treatment of normalization distinguishes A105N from A105, or SA-105N from SA-105. ASTM A105 Flange is a specification of flanges. The specification can include different grades of stainless steel material made flanges. The flanges are of forged carbon steel and are meant for high temperature services.

Austenitic Stainless steels like 316 and 304(those with high chromium and nickel contents) offer even more resistance, and can be used under the same general conditions as ferritic and martensitic types.
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.”

Hastelloy B2 pipe bend resists the formation of grain boundary carbide precipitates in the weld heat-affected zone, making it suitable for most chemical process applications in the as-welded condition.