competitive price DIN931 933 hex bolt manufacturer A193 B7 hex bolt alloy bolt

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

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

Alloy steel pipe is an economical section steel. Widely used in the manufacture of structural and mechanical parts, such as oil drill pipes, automobile drive shafts, bicycle frames and steel scaffolding for construction. Making ring parts with alloy steel pipes can improve material utilization, simplify the manufacturing process, save materials and processing time, such as: filling bearing rings, jack sleeves, etc. At present, steel pipes have been widely used in manufacturing.
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 most common application for A182 F2 round bars is shafts. It has various alloying elements that enhance its mechanical properties.

ASTM A193 Grade B7 bolts and studs are made from chrome molybdenum steel and are quenched and tempered (heat treated) to achieve the desired mechanical properties (strength). Grade B7 is the most commonly used A193 bolt grade in construction.

ASTM A335 P22 Seamless Pipe can be used in forming operations without cracking. This tube can be bent, forged, flanged and fusion welded. It also has very high tensile strength, corrosion resistance and yield strength.
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 B36.41

B7 and B7M shall be heat treated by quenching in a liquid medium and tempering. For B7M fasteners, the final heat treatment, which may be the tempering operation if conducted at 1150 ¡ãF [620 ¡ãC] minimum, shall be done after all machining and forming operations, including thread rolling and any type of cutting.

A335 P5, P9, P11, P12, P22, P91 grade alloy steel seamless pipes are individually sheathed in plastic bags, and the pieces are made of waterproof packaging material and tied with nylon ropes. There is a clear label on the outside of the package for easy identification of quantity and product ID with great care during handling and shipping.

We use state-of-the-art technology to precisely manufacture flanges such as ASTM A182 Class F5 Socket Weld Flanges. Buying an ASME SA182 F5 flange or any other flange from us will guarantee quality, economy and precision.

ASTM A335 grade P91 tubing contains small amounts of other alloys such as aluminum, niobium, nickel, nitrogen, titanium, vanadium, and zirconium. These pipes are based on the A335 standard, but when forged or drilled, the pipes can also meet the A369 standard. These pipes have a minimum yield strength of 415 MPA and a minimum tensile strength of 585 MPA.
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 B36.30

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.

Monel 400? can be used in temperatures up to 1000 oF. Monel K-500 is basically a better version of 400 and has higher strength and hardness.

ASTM A860 WPHY 60 Fittings are wrought carbon steel fittings that are either seamless or welded with high yield strength. The WPHY 60 indicates that the minimum yield strength of the ASTM A860 WPHY 60 Fittings is 60ksi.

The alloy has great mechanical properties at subzero temperatures.For catering to the needs of our customers better, it is essential that we manufacture Monel Pipe Fittings in different types, with each one serving some specific purpose.

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.

Its versatility is the main reason it can be used in various industries, as well as its excellent strength and formability.

We are committed to supplying high quality A335 alloy tubes to our esteemed customers at the most reasonable price. Following the principles of Total Quality Assurance is our risk. In pursuit of total quality, we have developed a quality specification and quality assurance work plan.
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 B36.38

Steel pipes are used in structures, transportation, and manufacturing. They are sized according to their outer diameter, with the inner diameter varying based on wall thickness. Some applications need thicker walls than others, depending on the forces the pipe must manage.

Chromium molybdenum has a better strength-to-weight ratio than steel, which enables designers to use thinner walled tubing or smaller diameter tubing to reduce overall weight.

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

INCONEL? alloy 718 (UNS N07718/W.Nr. 2.4668) is a high-strength, corrosion-resistant nickel chromium material used at -423¡ã to 1300¡ãF. Inconel alloys are resistant to oxidation and have the ability to maintain its structural integrity in high temperature atmospheres.

Alloy steel flanges have corrosion oxidation stress corrosion cracking and crevice corrosion resistance.

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

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

Monel 400? sheet is available in thicknesses ranging from .018 to .140″.Butt-weld and forged fittings are available or can be manufactured with short lead times.

These are also added with limited amounts of elements like sulphur, silicon, manganese and phosphorous that helps in increasing ¨C Hardness, Strength, Chemical resistance, and more.

The specification for standard ASTM A182 F9 Flanges covers both forged or Rolled Alloy Steel Pipe Flanges & Fittings, that have been designed and manufactured for high temperature service. ASTM A182 F9 Flanges have a minimum chromium content of 18% in the alloy. This makes it survive in temperatures up to 870 degrees Celsius.

The key to the P5 composition of chromium-molybdenum alloys is the addition of chromium and molybdenum. Chromium or chromium increases high temperature strength, increases oxidation resistance and increases tensile, yield and hardness at room temperature. Molybdenum improves strength, elastic limit, wear resistance, impact quality and hardenability. It increases resistance to softening, inhibits grain growth, and makes chrome steel less susceptible to embrittlement. Molybdenum is also the most effective additive for increasing high temperature creep strength or creep resistance. It also enhances the corrosion resistance of the steel and inhibits 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,P107

A182 Class F1 Socket Weld Flanges were originally developed for small high pressure pipelines. They have the same static strength as slip-on flanges, but have 50% higher fatigue strength than double-welded slip-on flanges.

The range of pipe diameters of A335 that can be tested by each method should be limited by the respective scope of practice. The different mechanical testing requirements for pipes, i.e. transverse or longitudinal tensile tests, flattening tests, hardness or bending tests, are presented.
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 B36.22

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