HPA maintains a large stock of material in their warehouse and offers shearing, plasma, laser, and abrasive cutting. This material is offered in plate, bar, sheet, wire, along with fasteners and forgings.
We carry corrosion, wear, and temperature/heat resistant materials. You can also view our Line Card, see new inventory items or look at the bar stock depot program. Bar items, wire items, sheet & plate items.
Below is a list of Common Alloys we carry. List of common Specifications of these grades.
HASTELLOY® alloy C-276 (UNS N10276) Ni 57.0, Mo 16.0, Cr 15.5, Fe 5.5, W 3.8 Outstanding corrosion resistance in reducing and oxidizing environments. Maintains corrosion resistance in welded condition. Excellent resistance to pitting and stress-corrosion cracking (SCC).
Widely used in severest environments in chemical processing, pollution control, pulp and paper. -> See our C-276 Items <-
HASTELLOY® alloy B-2 (UNS N10665) Ni 68, Mo 28, Fe 2, Co 1, Cr 1 Significant resistance to reducing environments. This alloy also provides resistance to pure sulfuric acid and a number of non-oxidizing acids. Industry users like the resistance to a wide range of organic acids and the resistance to chloride-induced SCC.
One of its advantages is the heat affected weld zones have reduced precipitation of carbides and other phases to ensure uniform corrosion resistance. Chemical processing industry involving sulfuric, phosphoric, hydrochloric and acetic acid. Temperature uses vary from ambient to 1500°F depending on the environments.
HASTELLOY® alloy C-22® (UNS N06022) Ni 58, Cr 22, Mo 13.0, Fe 3.0, W 3.0 Better corrosion than C-276 in select environments. Resistance to a wide range of organic acids and the resistance to chloride-induced SCC, and other reducing chemicals. Also has resistance to some oxidizing environments.
Recommended for welding filler metal for general corrosion resistance in many applications.
Nickel 200 / 201 (UNS N02200 / N02201) Ni 99.0 C 0.15 Commercially pure wrought nickel, good mechanical properties, excellent resistance to many corrosives. Nickel 201 has low carbon (0.02% max.) for applications over 600 degrees F (315 degrees C).
Food processing equipment, chemical shipping drums, caustic handling equipment and piping, electronic parts, aerospace and missile components, rocket motor cases, magneto-strictive devices -> See our Nickel 200 Items <-
MONEL® alloy 400 (UNS N04400) Ni 66.5 Cu 31.5 High strength, good weldability, excellent corrosion resistance over wide range of temperatures and conditions.
Valves, pumps, shafts, marine fixtures, fasteners, electrical, and electronic components, processing equipment, petroleum refining and production equipment, feed water heaters and other heat exchangers. -> See our 400 Items <-
MONEL® alloy R-405 (UNS N04405) Ni 66.5 Cu 31.5 S 0.04 (Similar to MONEL alloy 400) Solid solution strengthened alloy with high strength and toughness over a wide range of temperatures. Corrosion resistant and oxidation resistant to 1000°F. Controlled sulfur added for improved machinability over alloy 400.
Water meter parts, screw machine products, fasteners, valve parts. -> See our R405 Items <-
MONEL® alloy K-500 (UNS N05500) Ni 65.5 Cu 29.5 Al 2.7, Ti 0.6 Age-hardenable version of MONEL alloy 400 for increased strength and hardness. Good strength and ductility from -423 to 1200°F. Pump shafts, doctor blades and scrapers, oil-well drill collars and instruments, electronic components, springs, valve trim, fasteners. -> See our K500 Items <-
INCONEL® alloy 600 (UNS N06600) Ni 76.0, Cr 15.5, Fe 8.0 High nickel, high chromium content for resistance to oxidizing and reducing environments; for severely corrosive environments at elevated temperatures. Good oxidation resistance to 2150°F. Good formability.
Furnace muffles, electronic components, chemical and food processing equipment, heat treating equipment, nuclear steam generator tubing.
INCONEL® alloy 625 (UNS N06625)
(See main Description in Heat Resistant) -> See our 625 Items <-
FERRALIUM® alloy 255 (UNS S32550) Fe 62, Cr 25.5, Ni 5.5, Mo 3.4 Cu 2.0, Mn 1.6, Si 0.7, N 0.2 Duplex alloy with a high strength to weight ratio, with superior abrasion and cavitation resistance. Resistance to chloride SCC, as well as crevice corrosion and pitting. Good ductility with a high fatigue strength in marine applications. Twice the yield strength of Alloy 20, and stronger than Duplex 2205. An excellent 40°C critical pitting temperature (ASTM G48-Method A), twice that of Alloy 2205.
Valves, pumps, shafts, marine environments, Applications in down-hole, waste water, polycarbonate production, and dematerialized water production.
NITRONIC 60® (Alloy 218) (UNS S21800) (See main Description in Wear Resistant) -> See our NITRONIC 60 Items <-
NITRONIC® 50 (XM-19) (UNS S20910) Fe 57, Cr 22, Ni 13, Mn 5, Mo 2, Si 1 High strength Austenitic with superior corrosion resistance to types 316 and 316L, with approximately twice the yield strength in the annealed condition. Also fully Austenitic, this alloys stays non-magnetic when severely cold reduced. Cryogenic properties are also outstanding as well as elevated temperatures.
Pumps, valves, fittings, fasteners, cables, chains, wire cloth, marine hardware, shafts, and springs. -> See our NITRONIC 50 Items <-
NITRONIC® 30 Low alloy version of NITRONIC 60, primarily used for abrasion resistance, or corrosion abrasion requirements.
CARPENTER® alloy 20Cb-3® (UNS N08020) Ni 35, Fe 37, Cr 20, Cu 3.5, Mo 2.5 Excellent resistance to chemicals containing chlorides and sulfuric, phosphoric, and nitric acids. Resists pitting, crevice corrosion, SCC, and intergranular attack.
Pickling tanks, gas scrubbers, piping, heat exchangers, pumps, shafts and valves. Synthetic rubber, pharmaceutical production and other process equipment.
HPA COBALT alloy 6B (Co-Cr-W) (UNS R30016) Co 59.0, Cr 30.0, W 3.5, Ni 2.5, Mn 1.4, C 1.0 Excellent hot strength, which is fully returned when cooled to room temperature again. Replacement for castings due to better ductility, and dependability for sealing surfaces. Seizing, galling and non-lubricated wear can be minimized by using this alloy. Metal seizing is when one metal piece building heat against another "weld" together. Galling is when these welded areas break off and form an abrasive debris which creates additional abrasion problems, and can lead to other types of corrosion.
Turbine engine nozzle fuel injectors, steam turbine (last vane) to prevent water erosion as the steam condenses. Pump applications such as motor shafts, bushings, sleeves and stems. -> See our STELLITE Items <-
HPA COBALT alloy 6BH (Co-Cr-W) (UNS R30016) Co 59.0, Cr 30.0, W 3.5, Ni 2.5, Mn 1.4, C 1.0 Better ductility than 6K, with hardness of about Rc42-49, makes great knife material. This variation of 6B offers increased wear life due to higher hardness, and retained edge characteristics. Economic advantages are : long wear life, fewer replacements, and less down time.
Food preparation equipment (minimal metal loss), saw blades, scrapper blades, granulates, chippers, shredders and other cutting edges where tool life is a necessity. The F.D.A. has approved for use in food contact due to lower metal loss. Other non-critical uses include tire cloth and rubber cutting, carpet cutting, trimming knives for ceramics, leather knives, and surgical blades.
NITRONIC 60® (Alloy 218) (UNS S21800) Fe 63, Cr 17, Mn 8, Ni 8.5, Si 4, N 0.13 High strength fully Austenitic alloy that resists galling and wear. Significantly lower cost to extend part life and lower maintenance. The yield strength is twice that of 304 and 316 stainless steels, in the annealed condition. Tensile strengths can be produced in excess of 200 ksi. Chloride pitting is superior to that of type 316, and the oxidation resistance is similar to type 321 at elevated temperatures, and excellent cryogenic impact strength.
Valve stems, seats, and trim; fastening systems, screening, pins, bushings, roller bearings, pump shafts and rings. Food handling, medical, automotive, aerospace and nuclear. -> See our NITRONIC 60 Items <-
NITRONIC® 30 (See main Description in Corrosion Resistant) -> See our NITRONIC 30 Items <-
HAYNES® alloy 25 (L605) (UNS R30605)
(See main Description in Temperature/Heat Resistant) -> See our L605 Items <-
INCONEL® alloy 625 (UNS N06625) (See main Description in Heat Resistant) -> See our 625 Items <-
High Temperature (heat) Resistant
HASTELLOY® alloy X (HX) (UNS N06002) Ni 47.5, Cr 21.8, Fe 18.5, Mo 9.0 Excellent high temperature strength and oxidation resistance to 2200°F. Excellent forming and welding characteristics. Resistance to oxidizing, reducing, and neutral atmospheres. Resistant to SCC in petrochemical applications. Good ductility after prolonged service temperatures of 1200, through 1600°F for 16,000 hours.
Gas turbine combustion cans and ducting, heat-treating equipment, spray bars, flame holders, furnace rolls, furnace baffles, and flash drier components. -> See our HX Items <-
INCONEL® alloy 625 (UNS N06625) Ni 61.0, Cr 21.5 Mo 9.0, Nb+Ta 3.6 High strength and toughness from cryogenic temperatures to 1800 degrees F (980 degrees C), good oxidation resistance, exceptional fatigue strength, and good corrosion resistance.
Chemical and pollution control equipment, ash pit seals, nuclear reactors, marine equipment, ducting, thrust reverser assemblies, fuel nozzles, afterburners, spray bars. -> See our 625 Items <-
INCONEL® alloy 718 (UNS N07718) Ni 52.5, Cr 19.0 Fe 18.5 Mo 3.0 Nb+Ta 3.6 Excellent strength from -423 degrees F to 1300 degrees F (-253 degrees C to 705 degrees C). Age hardenable and may be welded in fully aged condition, Excellent oxidation resistance up to 1800 degrees F (980 degrees C).
Jet engines, pump bodies and parts, rocket motors and thrust reversers, nuclear fuel element spacers, hot extrusion tooling. -> See our 718 Items <-
INCONEL® alloy 601 (UNS N06601) Ni 61 Cr 23 C 0.10 Mn 1.0 Al 1.4 Fe Bal S 0.015 Si 0.5 . Nickel, higher chromium content for better resistance to oxidizing and reducing environments; for severely corrosive environments at elevated temperatures. Good oxidation resistance to 2200°F. Good formability.
Instrument probes, furnace muffles, electronic components, chemical and food processing equipment, heat treating equipment, nuclear steam generator tubing. -> See our 601 Items <-
INCOLOY® alloy 800H (UNS N08811) Fe base, Ni 32, Cr 21, Mn 1.5, Ti-Al strengthened. 800HT is an iron-nickel-chromium alloy having the same basic composition as Alloy 800 but with significantly higher creep rupture strength. Exhibits excellent resistance to carburization, oxidation and nitriding atmospheres. The alloy is dual certified and combines the properties of both forms.
INCOLOY ® alloy 800HT (UNS N08811) Fe base, Ni 32, Cr 21, Mn 1.5, Ti-Al strengthened. 800HT is an iron-nickel-chromium alloy having the same basic composition as Alloy 800 but with significantly higher creep rupture strength. Exhibits excellent resistance to carburization, oxidation and nitriding atmospheres. The alloy is dual certified and combines the properties of both forms.
HAYNES® alloy 25 (L605) (UNS R30605) Co 50.0, Cr 20.0, W 15.0, Ni 10.0, Fe 3.0 Mn 1.5 Excellent strength for continuos service to 1800°F. Oxidation and carburization resistance to 1900°F. Galling resistant, with resistance to marine environments, acids and body fluids. Non-magnetic, even when severely cold reduced, can reach Rc 50 when cold reduced and aged. Resistant to hydrochloric and nitric acid at certain concentrations and temperatures, and wet chlorine environments at room temperature.
Gas turbine engine components : combustion chambers, and afterburners. Other uses also include :high temperature ball bearing service, springs, and heart valves. -> See our L605 Items <-
NITRONIC 60® (Alloy 218) (UNS S21800) (See main Description in Wear Resistant) -> See our NITRONIC 60 Items <-
HASTELLOY, HAYNES and C-22 are registered trade names of Haynes International, Inc.
MONEL & INCONEL are registered trade names of INCO family of companies.
NITRONIC is a registered trade name of Armco, Inc.
CARPENTER & 20Cb-3 are registered trade names of Carpenter Technology Corporation.
FERRALIUM is a registered trade name of Langley Alloys, LTD.