Aiman Metals provides Haynes 188 Rods and Bars in Kuala Lumpur, Malaysia, for uses calling for Hot strength, oxidation resistance, and fatigue resistance. Haynes 188 is a cobalt superalloy boasting exceptional performance in high-temperature aerospace and gas turbine applications. This alloy exhibits great ductility and mechanical stability even after prolonged exposure to intense heat. Aiman Metals supplies Haynes 188 bars in special shapes and sizes, machined to close tolerances for mission-critical aerospace and industrial systems.
Haynes 188 contains cobalt (~39%), nickel, chromium (~22%), and tungsten (~14%). It offers tensile strength in excess of 750 MPa and excellent oxidation resistance to 2000°F (1093°C). The alloy is resistant to thermal fatigue, carburization, and sulfidation, and maintains excellent mechanical properties under prolonged high-temperature service.
| Standards : | ASTM 5772, ASME S5772 |
| Dimensions : | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Wire : | Thickness starting from 0.05mm |
| Round bar size : | Diameter: 3-~800mm |
| Hex Bar size : | 2-100mm A/F |
| Flat bar size : | Thickness: 2 -100mm / Width: 10 to 500mm |
| Square bar size : | 4 to 100mm |
| Rectangular Bars Size : | 33 x 30mm to 295 x 1066mm |
| Hollow Bar : | 32mm OD x 16mm ID to 250mm OD x 200mm ID |
| Tolerance : | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Finish : | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | C | Mn | P | S | Si | Ni | Cr | Fe | W | B | La |
| Haynes 188 | .05 – .15 | 1.25 max | .020 max | .015 max | .20 – .50 | 20.0 – 24.0 | 21.0 -23.0 | 3.0 max | 13.0 -15.0 | .015 max | .03 – .15 |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| ksi – 65 , MPa – 446 | ksi – 140 , MPa – 963 | 55 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Haynes 188 | 2.4683 | R30188 |
Haynes 188 bars and rods exhibit excellent high-temperature strength and oxidation resistance, maintaining structural integrity up to 2000°F (1093°C), making them ideal for aerospace, turbine, and high-performance engine applications.
To maintain Haynes 188 bars, regularly inspect for corrosion or wear, avoid excessive temperature fluctuations, clean with non-abrasive methods, and store in a dry, cool environment to prevent degradation.
Yes, Haynes 188 rods can be customized in size and length according to specific requirements. Manufacturers can provide tailored solutions based on customer specifications for industrial applications.
Haynes 188 Bars and Rods find extensive application in aerospace engine parts, combustors, afterburners, and transition ducts. They are used as liners, seals, and structural components in gas turbines and industrial furnaces. The alloy is perfectly suited for applications involving cyclic exposure to temperature and fatigue resistance, such as turbine casings, exhaust systems, and high-temperature structural brackets in power plants and aircraft.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Aiman Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Kuala lumpur, Malaysia
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