a355 p91 seamless pipe

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 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

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

ASTM A193 Grade B7 is the standard material specification for chromium-molybdenum alloy steel fasteners for high-strength, high-temperature, and special-purpose applications. Grade B7 is a heat treated chromium molybdenum alloy steel with a minimum tensile requirement of 100 ksi, a yield strength of 75 ksi and a maximum hardness of 35 HRC. The ASTM A193 specification covers requirements for chemical composition, mechanical properties, hardness, heat treatment, and recommended nut washers for Class B7 fasteners. ASTM A193 Grade B7 is the broadest specification for fasteners, commonly found in bolts or pipes, pressure vessels, valves, flanges and fittings.

Alloy Steel Grade 2H Flat Washers are available in a variety of sizes according to market and customer needs. We play a major role in providing our customers with a high quality range of alloy steel grade 2H lock washers with some great features such as precise dimensions, custom solutions, robustness and more.

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

The alloy content of pipes that make up low alloy steel is less than 5%. High alloy steels, on the other hand, have an alloy content ranging from 5% to about 50%. Similar to most alloys, the working pressure capacity of alloy steel seamless pipe is about 20% higher than that of welded pipe.
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,P127

These ASTM A182 Alloy Steel pipe fittings are manufactured from high quality raw materials, so the manufactured products are of high quality. Additionally, these ASTM A182 Alloy Steel pipe fittings are manufactured with the necessary standards, codes and guidelines in mind, resulting in a high quality product.

We are a manufacturer, supplier and exporter of Alloy Steel ASTM A182 F5 Flanges, which have gained overall positioning in several piping systems. Our range of alloy steel A182 F5 slip flanges includes all types of conventional and custom flanges to ASTM A182 specification, alloy steel flanges for high temperature service.

A182 F5 material is an excellent alloy that is hardened only by cold working. It is often used in nuclear energy, medical equipment, chemical energy, etc. These ASTM A182 Grade F5 Flanges gives extraordinary erosion resistance in, for instance, caustic and acidic applications which includes sulphuric and higher chloride environments.

We supply these ANSI B16.5 Plate Flanges to the irrigation industry.

L7 threaded studs and short head bolts are readily available in the market.

The A335 Chromium (or Chromium) is the basic component of stainless steel. Any steel with 12% or more chromium is considered stainless steel. Chromium is almost irreplaceable in terms of resistance to oxidation at high temperatures. Chromium increases tensile, yield and hardness at room temperature.

ASTM A193 Grade B8 Grade 1 Bolts and Studs Made of AISI 304 Stainless Steel. Type 304 is the most commonly used stainless steel grade in the fastener industry.

A182 alloy steel flanges are not only suitable for high temperature, but also for high pressure or a combination of the two.

These continuous ¨C annealing furnaces in Alloy Steel Grade F12 RTJ Flanges are usually heated by gas ¨C fired radiation tubes in order to separate combustion gases from the inert atmosphere surrounding the strip. Alloy Steel F12 Flanges has applications in many industries such as petrochemical, oil and gas, bulk liquid transportation, pharmaceuticals, chemical, pulp and paper manufacturing, power generation, textiles and others.

The addition of chromium and molybdenum to a182 grade f9 enhances the corrosion resistance of the flange.

ASTM A193 Grade B8M Grade 1 Fasteners are similar to Grade B8 but are made of AISI 316 stainless steel instead of AISI 304 stainless steel. Type 316 stainless steel has better corrosion resistance than type 304 stainless steel due to the addition of molybdenum.

Users of SA182 Chrome Moly Gr.f9 forged bar do not rely solely on external coatings or finishes.

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

Gold Steel P91 of A335 EFW Pipe is an austenitic compound whose elasticity and creep strength can be improved by cold working. These pipes are widely used in oil and gas, power plants, shipbuilding, heavy engineering and other industries. All products meet or exceed industry standards of API, ASTM, ASME, ANSI and other national and international standards.
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,P122

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.

It can be used with other a335 gr P22 alloy tube types and fittings. SA 335 gr P22 alloy steel pipe has high heat resistance and low thermal expansion. This property of P22 metal tubing makes it suitable for use in the oil and gas industry, power industry, petrochemical industry and refineries where temperatures often fluctuate at high temperatures.
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 B36.44

A wide range of industries, shops and systems rely on high-performance flanges, and custom pipe flanges are often critical to getting the job done right.

ASTM A335 pipes (P5, P9, P11, P22, P91 pipes) are known as chrome molybdenum alloy pipes and have been widely used in high temperature and high pressure services in different industries. According to market data, it is one of the most consumed alloy pipes in the boiler industry, heat exchangers, power stations, high pressure and ultra-high pressure vessels.
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,P115

We are a manufacturer, supplier and exporter of Plate Flanges, which are accepted by major industries as a cost-efficient alternative to other types of flanges whose cost increases due to its expensive production pattern.

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.

The a182 f9 material contains a certain amount of chromium and molybdenum, both of which contribute to a longer service life and therefore longer life.

ASTM A182 Alloy Steel Forged Flanges are manufactured according to the ASTM A182 specification, which covers high pressure and high temperature service flanges covered by ASME B16.5, B16.47 and B16.48 standards.

Flanges belonging to ASTM specification are subdivided into various grades that define the properties inherited by these flanges. Also,The ASTM A182 F9 Flanges are having higher versatility degree. The flange is thinner in size and easily fits into compact work spaces and is economical as compared to various other flanges.

ASME SA335 grade p11 tubing contains trace amounts of carbon, sulfur, phosphorus, silicon and manganese. For example, the addition of chromium is known to improve the tensile strength, yield strength, fatigue resistance, wear resistance, and hardness properties of the alloy. The addition of these properties is ideal for preventing oxidation in high temperature 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 B36.47

We are a manufacturer, trader, stocker, supplier and exporter of B7-2H Fasteners.

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