BH Metal, is a limited liability company, found by young, creative and experience crew to service to worldwide according to both regional and international requests in semi & final metal supply of stainless steel, Titanium and Nickel alloys. The material grades that BH Metal supplies to - 13-8 ph, 17-7ph and 15-5ph precipitation hardened Stainless Steel, - AISI 321, AISI 316Ti, AISI 904L and AISI 310 SS, - Duplex 1.4462(F51), Super Duplex 1.4501(F55), 1.4410(F53) grades, - 1.4112 (440B) and 1.4125 (440C) SS, - Alloy 600, 825, 617 ve 718 Inconel series, - Nickel-Cupper Alloys as Monel 400 and Monel K-500, - Titanium as TiGr5Eli, TiGr 2 and TiGr 4 grades. All grades could be supplied in form of round bar, pipe, fittings, plate and flanges.
17-7PH (Cr 16 – 18 %, Ni 6,5 – 7,75%, Al 0,75 – 1,50%),has excellent strength properties, high hardness and elasticity, good corrosion resistance and resistance to high temperatures and deformation. 17-7 PH is used in Aircraft fuselage components and springs in the Aerospace Industry, valves, fittings and pump parts in the Chemical and Petrochemical Industry, Weapon mechanisms and precision mechanical components in the Defense Industry. It is also used in parts requiring high strength in all industries.
13-8PH (Cr 12,25 – 13,25, Ni 7,5 – 8,5%, Mo 2 – 2,5%, Al 0,9 – 1,5%) is acid resistant special steel with martensitic structure, subjected to precipitation hardening, showing excellent mechanical properties - high hardness, strength and relatively high corrosion resistance, dynamic loads and cracking resistive. Strength and ductility levels can be tailored to the application by varying the aging temperature. 13-8 PH, applications include aircraft structural parts, landing gear components, shafts, valves, fittings and fasteners. Also used for components in the petrochemical industry. Type 13-8 PH is delivered most often after heat improvement – in H950, H1000, H1025, H1050, H1100 and H1150 conditions.
15-5PH (Cr 14 – 15,5 %, N, 3,5 – 5,5%, Cu 2,5 – 4,5% ), precipitation hardening stainless steel is a variant of the older 17-4 PH chromium-nickel-copper precipitation hardening stainless steel. Both alloys exhibit high strength and moderate corrosion resistance. 15-5 PH was designed to have greater toughness than 17-4 PH, especially in the through-thickness (short transverse) direction. This improved toughness is achieved by reduced delta ferrite content and control of inclusion size and shape. Tests have shown that the corrosion resistance of 15-5 PH precipitation hardening stainless steel Type 15-5 PH finds extensive use in aircraft and missile construction ranging from parts for instrumentation to landing gear components.
1.4418 (Cr 15 – 17%, Ni 4 - 6%, Mo 0,8 – 1,5%) is one of the martensitic corrosion resistant chromium-nickel-molybdenum steels with excellent fatigue resistance, high tensile strength, good weldability, high toughness, even maintained after welding, better corrosion properties than most stainless martensitic steels. 1.4418 (S165M) is designed for applications in slightly corrosive environments, where good fatigue resistance, strength and weldability are required. Specific uses are water turbine parts, propeller shafting, shafting, bolts, shear pins, piston rods and equipment for hydro power stations.
1.4462 (Cr 21 – 23%, Ni 4,5 – 6,5%, Mo 2,5 – 3,5%) is one of the austenitic-ferritic duplex steels. 1.4462 has very good corrosion resistance, with simultaneously high mechanical characteristic values for strength and yield strength. Its austenitic-ferritic structure also makes it possible to use F51 at low temperatures. 1.4462 is used on cargo tanks in chemical tankers, pulp and paper industry applications such as digesters and process tanks, oil and gas industry, typically tubular products, flanges, fittings and valves, structural components in bridges.
1.4410 (Cr 24 – 26%, Ni 6 – 8%, Mo 3 – 4,5%, Cu Max 0,5 %) is a corrosion resistant, austenitic-ferritic super-duplex steel. An austenite/ferrite structure and small grain size provide the material with its hardness, strength, and toughness. The super-duplex steel 1.4410, also known as F53, is used for components where conventional austenite and corrosion-resistant duplex steels (1.4462) fail to fulfil the corrosion requirements. Applications include Desalination plants, industrial piping, scrubbers, oil and gas industry, typically tubular products, flanges, fittings valves, deep-sea pipelines and shafts.
1.4501 (Cr 24 – 26%, Ni 6 – 8%, Mo 3 – 4%, Cu 0,5 – 1 %, W 0,5 – 1 %) is one of the austenitic-ferritic, high-alloy, low-carbon chromium-nickel-molybdenum-tungsten super duplex steel, has high resistance to stress corrosion cracking in halide containing environments, high resistance to pitting, high resistance to general corrosion, high resistance to erosion corrosion and corrosion fatigue and high mechanical strength. 1.4501 is used in the chemical, paper, cryogenic and power industries for pumps, shafts, aerial constructions, heat exchangers, pipelines, tanks, valves, and screws. The addition of Cu increases the resistance of the species to sulfuric acid, which is also used in the mining industry for the sulfuric acid leaching equipment.
1.4125 (C 0,95 – 1,2%, Cr 16 – 18%, Mo 0,4 – 0,8%) is a high carbon Cr-Mo-alloyed stainless martensitic steel with very good wear resistance due to high hardness compared to other martensitic grades. Resistance to corrosion is good in non-severe conditions and can be improved by surface. 1.4125 - AISI 440C is used on knives for the food industry, for example for frozen goods, pork and cattle splitting blades and shaped knives for fish processing and accessories for meat grinders.Also, principally has been used in bearing assemblies including bearing balls and races. In addition, it should be considered for cutlery, needle valves, ball check valves, etc.
Alloy 617 (Cr 20-24%, Co 10 - 15% max., Mo 8-10%) is a nickel chromium cobalt molybdenum alloy which combines exceptional high-temperature strength with oxidation resistance. This results in the alloy having excellent resistance to a wide range of corrosive environments. Alloy 617 also benefits from ease of fabrication and can be readily welded when using conventional welding techniques. Inconel 617 is used in Power generating plants, Gas turbines, Gas valve components, Reformer tubes, Boiler tubes, Petrochemical plants, Combustion cans and Ducting & liners.
Alloy 625 (Cr 20-23%, Co 1% max., Mo 8-10%, Nb+Ta 3,15 – 4,15%) is a nickel-chromium-molybdenum alloy with additional of niobium. This provides a high strength alloy without a strengthening heat treatment. Inconel 625 is especially resistant to pitting and crevice corrosion but also other severely corrosive environments. Service temperatures range from cryogenic to about 1000°C. High tensile, creep, and rupture strength together with outstanding fatigue and thermal-fatigue strength in addition to oxidation resistance and excellent weldability are characteristics of this alloy. Aerospace: Turbine blades, exhaust systems, rocket engines and heat shields, Marine: Seawater equipment, ship exhaust systems and submarine components
NITRONIC 50 (Cr 20,5 – 23,5%, Ni 11,5 – 13,5%, Mn 4 – 6%, Mo 1,5 – 3%) is manganese alloyed austenitic stainless steel with improved corrosion resistance compared to AISI 316L due to increased chromium content plus about twice the yield strength of the same at room temperature. Unlike many austenitic alloys, NITRONIC 50 does not become magnetic when cold formed. NITRONIC 50 Stainless has very good mechanical properties at both elevated and sub-zero temperatures. NITRONIC 50 is generally used in Marine industry for high strength bolt, nut used in marine hardware, boat and pump shafts, seawater equipment and solid rod hardware due to its superior resistance to salt water environments, especially in applications where durability is critical.
Alloy 718 (Cr 17 – 21%, Ni 55 – 58%, Nb+Ta 4,75 – 5,50%, Mo 2,8 – 3,3%, Al 0,2 – 0,8%) is an age-hardened nickel-chromium alloy containing also significant amounts of iron, niobium and molybdenum along with lesser amounts of aluminum and titanium. This provides a high strength alloy combined with corrosion resistance. Service temperatures range from -250°C to about 704°C. This alloy has also very good weld ability. Aerospace: Turbine disks, blades, gaskets and exhaust systems in jet engines, Rocket engines and spacecraft components, Fasteners used in high temperature and high stress environments.
A286 (Cr 13 -16,5 %, Ni 24 – 27%, Mo 1 – 1,5%, Ti 1,9 – 2,3%, Al Max 0,35%, V 0,1 – 0,5%) is an age-hardenable iron-nickel-chromium alloy known for high strength and excellent corrosion resistance at elevated temperatures. It is often used in aerospace, automotive, and industrial gas turbines. Jet Engines as turbine components: blades, vanes, nozzles, afterburner parts: withstand high temps and oxidation, combustion chambers: structural integrity under cyclic heat. Fasteners & Bolts High-strength bolts and nuts for: Airframe assembly, Landing gear, Turbine casing connections, Maintains preload and fatigue resistance even under heat cycling. Aircraft Springs and Washers.
Monel 400 (Ni + Co Balance %, Cu 28 – 34%) offers excellent corrosion resistance in a variety of environments. Corrosion rates are low, particularly in rapidly flowing brackish or seawater. The product also provides excellent resistance to stress-corrosion cracking in freshwater. The material is also suitable for use in high-temperature environments up to 480° C. Areas of use Marine: Ship propeller shafts, pumps, valves and fittings, Subsea components and equipment in contact with salt water, Seawater heat exchangers and piping systems due to their high resistance to seawater corrosion.
MONEL K-500 (Ni + Co Balance %, Al 0,35 – 0,85%, Ti 2,3 – 3,15%, Cu 27 – 33%) is a nickel-copper alloy which combines the excellent corrosion resistance of MONEL alloy 400 with the added advantages of greater strength and hardness. The increased properties are obtained by adding Al and Ti to the nickel-copper base, and by heating under controlled conditions so that submicroscopic particles of Ni3 (Ti, Al) are precipitated throughout the matrix. Aerospace: Fasteners (bolts, nuts) that require high strength and corrosion resistance. Aircraft components or spacecraft parts close to the marine environment. Marine: Ship propeller shafts, pump shafts and valves due to their superior resistance to seawater corrosion.
Titanium Grade 2 (TiGr2) (C Max. 1 %, Ti Balance %) is the most frequently used unalloyed titanium grade. It provides moderate strength (typical yield strength 352 MPa) combined with good ductility and formability and excellent weldability. Grade 2 titanium has a density of 4.51 g/cc - less than 60% that of steel. Applications of Aerospace (non-critical structural and fluid system components), Ducts and tubing for hydraulic and fuel systems, Airframe skin and brackets in low-stress areas, Heat exchangers, Environmental control system components. Marine & off-shore industry, Heat exchanger tubes, Marine condensers and coolers, Piping systems and valves for seawater, Offshore oil platform components, Propeller shafts, pumps, and impellers.
Titanium Grade 5 (Ti-6Al-4V, UNS R56400) (Al 5,5 – 6,5%, V 3,5 – 4,5%, Ti Balance %) is the most commonly used titanium alloy, known for its high strength-to-weight ratio, excellent corrosion resistance, and good weldability. It's used in both aerospace-grade structures and high-performance commercial products. Titanium Grade 5 is the workhorse alloy for aerospace applications. Engine components: compressor blades, rings, casings, Airframe structures: brackets, bulkheads, fasteners, Landing gear parts, Hydraulic and fuel system tubing.
Maraging Steel C250 (Ni 17 – 19 %, Co 7 – 8,5%, Mo 4,6 – 5,2%, Ti 0,3 – 0,5%) is a high-strength, low-carbon martensitic steel alloy known for: Very high yield and tensile strength, Excellent toughness, Good weldability and Dimensional stability after heat treatment. Maraging Steel C250, Aerospace and Defense for landing gear parts, rocket motor casings, missile and aircraft structural components, Jet engine shafts and gear parts. Combines ultra-high strength with crack resistance under dynamic loading.
Maraging Steel C300 (Ni 18 – 19 %, Co 8,5 – 9,5%, Mo 4,6 – 5,2%, Ti 0,5 – 0,8%) is a high-strength, low-carbon steel alloy that achieves its mechanical properties through precipitation (age) hardening, not carbon content. It is part of the 18% nickel maraging steel family, engineered for extreme strength, toughness, and dimensional stability. Maraging Steel C300, Aerospace and Defense Industries for landing gear companents, rocket motor casings, missile and aircraft structural components, Jet engine shafts. Nuclear and Scientific Equipment for high-strength fasteners, precision instrument housings, containment vessels under high stress.
Maraging Steel C350 (Ni 18,5 %, Co 12%, Mo 4,8%,Ti 1,4%) is the highest-strength grade in the standard 18% Ni maraging steel family. Like its siblings (C200, C250, C300), it develops ultra-high strength through precipitation hardening, not carbon. C350 is used when maximum strength is critical—even beyond what C300 offers. Maraging Steel C350 is used in Aerospace & Defense industry for missile and rocket components, aircraft structural elements, jet engine components (shafts, flanges), high-load fasteners, pressure-containment vessels. Stronger than C300, suited for extreme fatigue and stress environments.
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