Nestled in the industrial hub of Safat, Kuwait, Nimish Metal has built a reputation as a trusted partner for industries that demand nothing short of excellence. We understand that the integrity of your components relies on the quality of your raw materials, which is why we specialize in supplying premium Haynes 188 bars and rods. Our commitment is to provide not just metal, but reliable, high-performance solutions that keep your operations advancing forward.
Developed for extreme environments, Haynes 188 is a cobalt-based superalloy distinguished by its unique composition. It’s strengthened by a combination of chromium, tungsten, and molybdenum, while remarkable oxidation resistance is provided by the careful addition of lanthanum. This special blend delivers exceptional tensile and creep-rupture strength at temperatures soaring up to 2000°F (1095°C), properties that remain stable even after prolonged exposure to intense heat.
| 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.
You will typically find Haynes 188 bars and rods in the most demanding applications, such as turbine blades, seals, and components within jet engines and industrial gas turbines. It is also indispensable for hot-air and exhaust systems, aerospace fasteners, and fixtures used in heat-treating operations. This material steps in wherever there’s a need for a material that won’t buckle under extreme thermal and mechanical stress, ensuring safety and reliability where it matters most.






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