NM500 Steel belongs to a steel grade specified in the GB standard GB 24186. NM 500 steel, characterized by its exceptional hardness and durability, is a high-strength, wear-resistant and abrasion-resistant steel.
Known for its superior properties, NM 500 steel is highly regarded for its toughness and resistance to wear and abrasion. It is widely used in industries where hardness and durability are crucial factors for performance and longevity.
| Grade | C | Si | Mn | P | S | Al | Cr+Ni+Mo | Nb+V+Ti |
|---|---|---|---|---|---|---|---|---|
| NM400 | 0.10-0.40 | 0.20-0.40 | 1.00-2.00 | Max 0.015 | Max 0.003 | Min 0.020 | Max 0.9 | Trace Amount |
| NM450 | 0.10-0.40 | 0.20-0.40 | 1.00-2.00 | Max 0.015 | Max 0.003 | Min 0.020 | Max 1.2 | |
| NM500 | 0.10-0.40 | 0.20-0.45 | 1.00-2.00 | Max 0.015 | Max 0.003 | Min 0.020 | Max 1.5 | |
| NM550 | 0.10-0.50 | 0.20-0.45 | 1.00-1.50 | Max 0.015 | Max 0.003 | Min 0.020 | Max 2.0 | |
| NM600 | 0.10-0.50 | 0.20-0.45 | 1.00-1.50 | Max 0.015 | Max 0.003 | Min 0.020 | Max 2.5 |
| Grade | Size(mm) | RP0.2(Mpa) | Rm(Mpa) | A50(%) | AKV,(ºC) | KV2(J) | HBW |
|---|---|---|---|---|---|---|---|
| NM400 | 100 | 1233 | 1337 | 15 | -20 | 35 | 415 |
| NM450 | 60 | 1345 | 1434 | 9.5 | -20 | 72 | 455 |
| NM500 | 50 | 1608 | 1706 | 10.5 | -20 | 43 | 495 |
Steel can be manipulated in various ways such as cutting, bending, and welding, making it versatile for connecting with other structures through methods like welding, plug welding, or bolting. This not only allows for flexibility in design but also saves time at repair sites.
Steel finds extensive applications across industries including metallurgy, coal, cement, electricity, glass, mining, building materials, bricks, and tiles. Its adaptability and durability have made it irreplaceable in diverse sectors.
Its superior cost-performance ratio sets steel apart from other materials, making it a popular choice for an increasing number of industries and manufacturers. The reliability and longevity offered by steel have resulted in its preference for various industrial needs.