Nestled in the heart of Manama’s vibrant industrial landscape, Junaid Metals has built a reputation for supplying premium-grade materials trusted by engineers and fabricators across the region. We take pride in our commitment to excellence, particularly in our range of Stainless Steel 440C bars and rods. Known for its exceptional performance, this steel is a cornerstone for applications where unwavering strength and superior resistance to wear are non-negotiable, making it a reliable choice for demanding projects.
At its core, Stainless Steel 440C is defined by a high carbon content, which is the key to its remarkable hardness. Through precise heat treatment, it achieves an impressive balance, offering exceptional strength and durability. This martensitic steel also maintains good corrosion resistance, ensuring it can withstand challenging environments. It’s this specific composition and resulting mechanical properties that make our 440C bars and rods a consistently high-performing material for critical components.
| Specification | ASTM A479/ SA479 ASTM A276/ ASME SA276 |
|---|---|
| Grade | Stainless Steel 440C (UNS S44004) |
| Hex Bar size | 18 to 57mm (11/16″ – 2-3/4″) |
| Round bar size | OD 4mm to 500mm |
| Square bar size | 18mm to 47mm (11/16″- 1-3/4″) |
| Billet Size | 1/2″- 495mm Dia. |
| Rectangles Size | 33 x 30mm – 295 x 1066mm |
| Bright Bar | OD 4mm to 100mm |
| Tolerance | K12 H12, K10, H9, H11, H8, H13K9, H10, K11, or as per need |
| Flat bar size | 1/2” to 10” in thickness of 2 to 150mm |
| Angle bar size | 3*20*20~12*100*100 |
| Finish | centreless ground, Cold (bright) drawn, hot rolled, peeled, smooth turned, hot rolled annealed, slit rolled edge, Bright, Rough Turned, Grinding, Polish & Black |
| Form | Flat Bar, Hollow, Round, Square, Triangle, Rectangle, Half Round Bar, Rod, T-Bar, Precision Ground Bar, Hex (A/F), Blocks, Channel Bar, Threaded, Round Rod, Billet, Profiles, I/H Bar, Ingot, Rings, Forging etc. |
| Technique | 440C Stainless Steel Hot Rolled, Cold Drawn, Rod, Forged Round Bar, Cold Rolled |
| Condition | annealed, Hardened & tempered |
| Section | 3.0 -12.0 mm thickness, 80 x 40 to 150 x 75mm section |
| Channel Bar | 5.0 – 6.0mm thickness |
| Surface | Bright, Cold Drawn, Hot Rolled Pickled, Sand Blasting Finished, Polished, Hairline |
| Hollow Bar | 32mm OD x 16mm ID – 250mm OD x 200mm ID |
|
SS 440C |
Min |
Max |
|---|---|---|
|
Si |
– |
1.00 |
|
C |
0.95 |
1.20 |
|
Mo |
0.00 |
0.75 |
|
P |
– |
0.04 |
|
Ni |
– |
1.00 |
|
Mn |
– |
1.00 |
|
Cr |
16.00 |
18.00 |
|
S |
0.15 |
0.03 |
|
Element |
SS 440C |
|---|---|
|
Tensile (UTS)N/mm² |
1965 |
|
Temp°C |
20 |
|
Reductionof Area |
10 |
|
Elongation(50.8mm) %) |
2 |
|
0.2% YieldN/mm² |
1896 |
|
HardnessHRc |
57 |
|
STANDARD |
UNS |
WERKSTOFF NR. |
JIS |
|---|---|---|---|
|
SS 440C |
S44004 |
1.4125 |
SUS 440C |
Stainless Steel 440C Bars and Rods are known for their high hardness, achieving up to 58-60 HRC when heat-treated. This makes them ideal for applications requiring excellent wear and abrasion resistance.
Stainless Steel 440C offers good corrosion resistance in mild environments, but for more aggressive conditions (like exposure to saltwater), it is recommended to use more corrosion-resistant stainless steel grades like 316 or 317.
The versatility of our 440C bars and rods makes them indispensable in a wide array of demanding fields. You’ll find them at the heart of high-performance machinery, forming durable bearings, valves, and pump shafts that stand up to constant friction. The precision tooling industry relies on them for高质量的 gauges and molds, while the medical and culinary worlds value them for creating durable, sharp surgical instruments and long-lasting knife blades. Essentially, anywhere exceptional hardness and reliability are paramount, our 440C products deliver.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
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