Kovar Nickel alloy steel

Kovar alloy is a vacuum melted, iron-nickel-cobalt, low expansion alloy whose chemical composition is controlled within narrow limits to assure precise uniform thermal expansion properties. Extensive quality controls are employed in the manufacture of this alloy to ensure uniform physical and mechanical properties for ease in deep drawing, stamping and machining.
Kovar Nickel alloy similar material are:UNS K94610
Kovar Nickel alloy usually used in the following industries :
Kovar alloy has been used for making hermetic seals with the harder Pyrex glasses and ceramic materials.
Kovar Nickel alloy steel has found wide application in power tubes, microwave tubes, transistors and diodes. In intergrated circuits, it has been used for the flat pack and the dual-in-line package.

Kovar Nickel alloy steel
Kovar Nickel alloy steel chemical composition :

C Mn Co Ni Si
Max Max Max Max Max
0.02 0.30 17.0 29.0 0.20

Kovar Nickel alloy steel Mechanical Property:

% Elongation
in 2″
Rockwell B
ksi MPa ksi MPa
50 345 75 517 30 68

The principal precaution to observe in forging is to heat quickly and avoid soaking in the furnace. Long soaking may result in a checked surface due to absorption of sulfur from the furnace atmosphere and/or oxide penetration. A forging temperature of 2000/2150°F is preferred.
Typical Mechanical Properties
Typical Mechanical Properties of Strip
Tested parallel to the direction of rolling. Material annealed 1830°F for 30 minutes, then furnaced cooled.
Kovar Product form and Specifications:

Sheet/Plate/Bar AMS5894
International Werkstoff Nr.1.3981/DIN 17745/AFNOR NF A 54-301/S.E.W.385


Jethete M152 Nickel alloy steel

Jethete M152 consists of nickel,iron, titanium,and chromium. Jethete M152 is not stainless,therefore,it will acquire a red-brown oxide film when exposed to outdoor environments.
Jethete M152 Nickel alloy similar material are :UNS S64152
This grade is a high strength Alloy Steel has very good toughness and creep rupture strength. Excellent for use in highly stressed turbine blades as well as turbine discs, screws, shafts, bolts, pins and rings.

Jethete M152 Nickel alloy steel
Jethete M152 chemical composition :

C Cr Si Ni V Mn S Mo N Fe
Min 0.08 11.00 2.00 0.25 0.50 1.50 0.01
Max 0.15 12.50 0.20 3.00 0.40 0.90 0.013 2.00 0.05 Bal

Jethete M152 Mechanical Property:

Tensile Strength, N/mm21 Yield Strength 0.2%, N/mm2 Elongation % Reduction of Area % Impact Strength KCU, J/CM2
1150 800 14 120

Jethete M152 Product form and Specifications:

Product Specifications
Alloy Sheet/Plate/Strip/Coil AMS5719, ASTM A565 (XM-32), S151, MSRR6503, 1.4933, Z15CNDV-12, S159, S538

Invar 42 nickel-iron steel

Invar 42 is a 41% nickel-iron controlled expansion alloy which has been used in a wide variety of glass-to-metal sealing applications.While the expansion properties of this alloy most closely match 1075 glass, it has also been used in seals for the 0120 and 0010 glasses. It may also be used with hard glasses if a thin edged tubular seal is used. For seals that are not hydrogen annealed prior to sealing, a variation of this alloy containing small additions fo titanium, Glass Sealing 42 Gas-Free, has been used to promote gas-free sealing characteristics.
Invar 36 Nickel alloy similar material are:UNS K94100
Invar 42 nickel-iron usually used in the following industries :
Invar 42 has been used for semiconductor lead frames in integrated circuits, bi-metal thermostats strip, thermostat rods, for ceramic-to-metal seals with alumina ceramics, and various glass-to-metal seals such as the core of copper-clad-wire for sealing into glass envelopes of electric bulbs, radio valves, television tubes and fluorescent lights.

Invar 42 nickel-iron steel
Invar 42 nickel-iron steel chemical composition:

C% S% Cr% Mn% Si% Co% P% Ni
Max 0.05 0.20 0.2 0.40 0.2 0.5 0.02 41

Invar 42 nickel-iron steel Mechanical Property:

in 2″
Rockwell B
ksi MPa ksi MPa
75 517 40 276

Heat to 1450°F (788°C) and hold at heat for at least one-half hour per inch of thickness, air cool.
The forging temperature should be 2150/2200°F (1177/1204°C). Avoid prolonged soaking to prevent sulfur absorption from the furnace atmosphere.
Cold Heading
Glass Sealing 42 may be swaged or cold upset.
Blanking or forming
For clean blanking of Glass Sealing 42, a Rockwell hardness of about B90 is suggested. Where any sharp bends are involved in forming finished parts from strip or rods, a hardness of not over Rockwell B93 is suitable.
A silicon carbide wheel is desirable, preferably a soft wheel which will wear without loading. For finish grinding, a satisfactory grade to start with is No. 80 grit.
Any of the conventional welding methods can be used. When filler rod is required, Glass Sealing 42 is suggested.
Invar 42 nickel-iron Product form and Specifications:

Sheet/plate International Specification
MIL-I-23011 CL 5/ASTM F30 UNS K94100/Werkstoff Nr.1.3917/DIN 17745/AFNOR NF A54-301/S.E.W.385


HastelloyB-2 nickel alloy steel

HastelloyB-2 control of iron and nickel-based alloy in the lowest concentration of chromium to prevent the generation of β-phase Ni4Mo on the reducing environment of excellent corrosion resistance, excellent resistance to moderate concentrations of sulfuric acid and a number of non-oxidizing acid corrosion, it is ability to restore good resistance to chloride ion stress corrosion cracking (SCC), a variety of excellent corrosion resistance to acids.

HastelloyB-2 nickel alloy steel
HastelloyB-2 Nickel base alloy Chemical composition

C Cr Fe Mo Si Cu Mn Co P S
Min 0.4 1.6 26.0
Max 0.01 0.7 2.0 30.0 0.08 0.5 1.0 1.0 0.02 0.01

HastelloyB-2 Nickel base alloy Physical Properties

Density Melting point
ρ=9.2g/cm3 1330~1380℃

Hastelloy X nickel alloy steel

Hastelloy X is a nickel-chromium-iron-molybdenum superalloy with outstanding high temperature strength, oxidation resistance, and fabricability. Alloy X’s oxidation resistance is excellent up to 2200° F. This nickel steel alloy has also been found to be exceptionally resistant to stress-corrosion cracking in petrochemical applications. Matrix stiffening provided by the molybdenum content results in high strength in a solid-solution alloy having good fabrication characteristics. Although this nickel alloy is primarily noted for heat and oxidation resistance it also has good resistance to chloride stress-corrosion cracking, carburization, and excellent resistance to reducing or carburizing atmospheres. Two common conditions that often lead to early failure in high temperature alloys, carburization and nitriding, Hastelloy X resists.
Hastelloy X Nickel alloy similar material are :UNS NO6002
Hastelloy X Nickel alloy usually used in the following industries :
Gas turbines
Petrochemical industry
Industrial furnaces
Heat treating equipment
Nuclear engineering
Jet engine combustion chambers
Aircraft cabin heaters
Turbine exhaust components

Hastelloy X nickel alloy steel
Hastelloy X Nickel base alloy Chemical Composition, %

Ni Mo Cr Fe W Co Mn C
Remainder 8.0-10.0 20.5-23.0 17.0-20.0 0.2-1.0 0.5-2.5 1.0 max 0.05-0.15
P S Si Al Ti B Cu P
0.04 max 0.03 max 1.0 max 0.50 max 0.15 max 0.01 max 0.50 max 0.04 max

Hastelloy X Nickel base alloy Mechanical Property:

Temp° F Tensile (psi) .2% Yield (psi) Elongation in 2° %
70 110,600 54,900 44
1000 89,000 35,600 49
1200 83,000 35,400 54
1400 67,000 34,400 53
1600 45,000 28,200 58

Hastelloy X Nickel base alloy characteristics:
Outstanding oxidation resistance through 2000° F
Resistant to carburization and nitriding
Excellent high temperature strength
Good resistance to chloride stress-corrosion cracking
Alloy X is one of the most widely used nickel base superalloys for gas turbine engine combustion zone components such as transition ducts, combustor cans, spray bars and flame holders as well as in afterburners, tailpipes and cabin heaters. It is recommended for use in industrial furnace applications because it has unusual resistance to oxidizing, reducing and neutral atmospheres. Hastelloy X is also used in the chemical process industry for retorts, muffles, catalysts support grids, furnace baffles, tubing for pyrolysis operations and flash drier components.
Fabrication with Hastelloy X
Alloy X has excellent forming and welding characteristics. It can be forged and, because of its good ductility, can be cold worked. It can be welded by both manual and automatic methods including shielded metal arc, gas tungsten arc, gas metal arc and submerged arc processes. The alloy can also be resistance welded. For hot forming, the alloy should be heated to a starting temperature of 2150° F (1175°C).
Hastelloy X Product form and Specifications:

Sheet/Plate B435
Bar B572

Hastelloy B2 Nickel alloy steel material

Hastelloy B2 is a kindly of Nickel base anti-corrosion alloy with many excellent performance, good for oxidation and reduction of medium corrosion resistance ability. There are only several material has damp resistance Chlorine, hypochlorite and chlorine dioxide solution corrosion, Hastelloy B2 alloy is one of them.Hastelloy B2 alloy is based in servel chemical elements.
Hastelloy B2 Nickel alloy similar material are :UNS N10665, DIN W.Nr.2.4617, NS322, NiMo28
Hastelloy B2 Nickel alloy application :
Alloy Hastelloy B2 is widely used in the field of energy production and pollution control, chemical, petrochemical, especially in the sulfuric acid, hydrochloric acid, phosphoric acid, acetic acid industry.

Hastelloy B2 Nickel alloy steel material
Hastelloy B2 Nickel alloy chemical composition :

Ni Cr Fe C Mn Si Cu Mo Co P S
Min balance 1.6 20.6
Max 1.0 2.0 0.01 1.0 0.08 0.5 30.0 1.0 0.02 0.01

Hastelloy B2 Nickel alloy Mechanical Property:

Product Form Tensile Strength MPa Yield Strength Elongation δ5 /%
Tube/pipe ≥690 ≥310 ≥40
Sheet/Plate ≥690 ≥310 ≥40
Bar/Rod ≥690 ≥310 ≥40
Strip/Coil ≥690 ≥310 ≥40

Hastelloy B2 alloy melting point : 1330-1380 ℃
Hastelloy B2 Nickel density : 9.2 g/cm3
Hastelloy B2 Product form and Specifications:

Alloy Sheet/Plate/Strip/Coil B575 SB575
Seamless alloy tube/Pipe B622 SB622
Welded alloy tube/pipe B619/B622 SB619/SB622
Ring/Bar/Rod B574 SB574
Forged product B564 SB564
Fittings/Flange B336 SB336

AL-6XN steel

AL-6XN alloy (UNS N08367) is a low carbon, high purity, nitrogen-bearing “super-austenitic” stainless alloy. The AL6XN alloy was designed to be a seawater resistant material and has since been demonstrated to be resistant to a broad range of very corrosive environments. The high strength and corrosion resistance of the AL6XN alloy make it a better choice than the conventional duplex stainless steels and a cost effective alternative to more expensive nickel-base alloys where excellent formability, weldability, strength and corrosion resistance are essential.
AL-6XN Nickel alloy similar material are:UNS N08367
AL-6XN Nickel alloy usually used in the following industries :
FGD Scrubbers
Reverse Osmosis
Distillation Columns
Offshore Oil and Gas
Heat Exchangers

AL-6XN steel
AL-6XN chemical composition :

Cr Ni Mo C N Mn Si P S Cu Fe
MIN 20.00 23.50 6.00 0.18
MAX 22.00 25.50 7.00 0.03 0.25 2.00 1.00 0.04 0.03 0.75 Balance

AL-6XN Mechanical Property:

Ultimate Tensile Strength, ksi 0.2% Yield Strength, ksi Elongation Hardness MAX, HRC
95 45 30 30.5

The low carbon and high nitrogen contents in AL-6XN alloy steel minimize the precipitation of carbides and secondary phases that can occur during welding. Therefore as-welded assemblies can be placed in service, provided a sui
Corrosion Resistance
AL-6XN has excellent corrosion resistance in high chloride environments as well as many acids. Below is a quick summary of the critical pitting and crevice corrosion resistance compared to many other alloys. AL-6XN has improved properties over stainless steels and all duplex grades. The practical immunity to chloride stress corrosion cracking has pushed AL-6XN into many seawater applications including seawater reverse osmosis. The resistance to acid and chloride environments is proven by over 20 years of service in the flue gas desulfurization process at coal fired electric power plants.
AL-6XN Product form and Specifications:

Alloy Sheet/Plate/Strip/Coil B688 SB688
Seamless alloy Pipe B312/B358 SB312/SB358
Seamless alloy tube B269/B270 SB269/SB270
Ring/Bar/Rod B691 SB691


9CrSi steel

Standard :GB/T 1299-1985

9CrSi steel
9CrSi steel Chemical composition :

C Si Mn S P Cr Ni Cu
0.85~0.95 1.20~1.60 0.30~0.60 ≤0.030 ≤0.030 0.95~1.25 ≤0.25 ≤0.30

9CrSi steel Mechanical properties
Hardness: annealing, 241 ~ 197HB, indentation diameter 3.9 ~ 4.3mm; 187 ~ 229HB (manufacturing thread tools); quenching, ≥62HRC
9CrSi steel heat
Heat Treatment Specification: Sample quenching 820 ~ 860 ℃, oil cooling.
9CrSi monel steel characteristics and use :
Measuring and cutting steel, is a common low-alloy tool steel, with high hardenability and hardening, as well as higher tempering stability. Can be used in the manufacture of complex shape, deformation, high abrasion resistance, low-speed cutting tools, such as drills, thread tools, reamers, dies, taps, thread rolling board and rolling wheels.

Inconel 690 alloy steel

Inconel 690 alloy is on the base is of Inconel 600 alloy, the chromium content increased to 30%, a new type of evaporator carbon content below 0.04% and the development of nickel base corrosion resistant alloy. It not only has excellent resistance to stress corrosion cracking ability, but also has high strength, good stability and excellent metallurgical processing capability. Characteristics, has been widely used in PWR nuclear power plant on the evaporator tube.
Inconel 690 alloy similar material are:UNS N06690
Inconel 690 alloy chief application:
Inconel 690 alloy is mainly used for the material of nuclear power plant steam generator tubes in pressurized water reactor.

Inconel 690 alloy steel

Chemical Composition, % of Inconel 690 alloy steel

Ni Cr Fe C Al Ti Mn Si Cu P S
Balance 30.39 8.88 0.023 0.22 0.26 0.23 0.07 0.02 0.006 0.002

physical property of Inconel 690 alloy steel

Yield strength Tensile strength Elongation
350MPa 700MPa 45%

Inconel 690 alloy mechanical property:
Inconel 690 density : 8.19g/cm
Inconel 690 melting point: 1343-1377 degree
Inconel 690 alloy steel Existence of main products:
Forging, bar, sheet, strip, ring, wire, bolts, spring
Inconel 690 alloy steel Mechanical Properties:
Inconel 690 has high strength over a broad range of temperatures. Mechanical properties of the alloy vary with product form and temper. Alloy 690 is normally used in the annealed temper, and strength characteristics described below are representative of annealed material. The usual annealing temperature is approximately 1900°F (1040°C).

Inconel 601 Product form and Specifications:

Pipe Seamless B167 SB167
Tube Seamless B167 SB167
Sheet/Plate B168 SB168
Ring/Bar/Rod B166 SB166
Fitting B366 SB366

Monel 400 alloy steel

Monel 400 is a nickel-copper alloy steel (about 67% Ni – 23% Cu) that is resistant to sea water and steam at high temperatures as well as to salt and caustic solutions. Monel 400 is a solid solution alloy that can only be hardened by cold working. This nickel alloy exhibits characteristics like good corrosion resistance, good weldability and high strength. A low corrosion rate in rapidly flowing brackish or seawater combined with excellent resistance to stress-corrosion cracking in most freshwaters, and its resistance to a variety of corrosive conditions led to its wide use in marine applications and other non-oxidizing chloride solutions.
Monel 400 Nickel alloy similar material are : UNS N04400, NiCu30Fe
Monel 400 Nickel alloy usually used in the following industries :
Marine engineering
Chemical and hydrocarbon processing equipment
Gasoline and freshwater tanks
Crude petroleum stills
De-aerating heaters
Boiler feed water heaters and other heat exchangers
Valves, pumps, shafts, fittings, and fasteners
Industrial heat exchangers
Chlorinated solvents
Crude oil distillation towers

Monel 400 alloy steel

Chemical composition of Monel 400 alloy steel

Ni Cr C Mn Si Mo Cu Co Al Ti
38-46 19.5-23.5 ≤0.025 ≤1.0 ≤0.5 2.5-3.5 1.5-3.0 ≤1.0 ≤0.2 0.6-1.2

Mechanical Properties of Monel 400 Nickel base alloy

Product Form Condition Tensile (ksi) .2% Yield (ksi) Elongation (%) Hardness (HRB)
Rod & Bar Annealed 75-90 25-50 60-35 60-80
Rod & Bar Cold-Drawn StressRelieved 84-120 55-100 40-22 85-20 HRC
Plate Annealed 70-85 28-50 50-35 60-76
Sheet Annealed 70-85 30-45 45-35 65-80
Tube&Pipe Seamless Annealed 70-85 25-45 50-35 75 max *

Monel 400 Nickel base alloy Product form and Specifications:

Product ASTM
Pipe Seamless B165
Pipe Welded B725
Tube Seamless B163
Sheet/Plate B127
Ring/Bar/Rod B164
Forging B564
Fitting B366