Nestled in the heart of Kinshasa, Sadiki Metals stands as a trusted partner for industry, proudly supplying and manufacturing precision-crafted Haynes 188 bars and rods. We understand the demanding environments our local clients operate in, which is why we provide this exceptional superalloy, known for its remarkable resilience. Our commitment is to deliver not just a product, but a reliable solution that powers progress and withstands the test of time, right here in the Congo.
Haynes 188 is a cobalt-based superalloy that truly stands apart. Its composition includes significant chromium and tungsten, which grant it outstanding resistance to oxidation and corrosion at extreme temperatures. This material maintains impressive strength and stability even when subjected to intense heat, thanks to its carefully balanced formula. It’s this robust combination of elements that gives the alloy its signature durability, making it a go-to for the most challenging engineering applications.
| 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.
The real strength of Haynes 188 shines in its uses, particularly within the demanding fields of aerospace and industrial gas turbines. You’ll find these bars and rods forming critical components like turbine blades and combustion chambers, where relentless heat is a constant challenge. Beyond aviation, they are essential in heat treatment fixtures and for various high-temperature industrial systems. This versatility makes it an invaluable material for any application where failure is not an option and performance under fire is paramount.






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