Gnee Steel (Tianjin) Co., Ltd. is one of the most professional q420d round metal bar manufacturers and suppliers in China, also supports customized service. If you're going to buy q420d round metal bar made in China, welcome to get free sample from our factory. Quality products and low price are available.
Q420D round metal bar
Steel Rod Products Description
Q420D round stock metal is high strength steel or low carbon steel. Q420D steel rod bar has high strength, good fatigue resistance; high toughness and low brittle transition temperature; good cold forming performance and welding performance.
At the same time, Q420D round metal stock also has good anti-corrosion performance and certain wear resistance.
The Q420D round steel bars we provide have a variety of sizes and can be customized according to specific requirements. At the same time, we can also provide the quality certificate of Q420D solid round bar steel and accept third-party testing.
Q420D Round Metal Bar Products Details
| Grade | C % | Si % | Mn | P % | S % | |
| Q420D | ≤ 0.20 | ≤ 0.55 | 1.00-1.70 | ≤ 0.030 | ≤ 0.030 | |
| Grade | Thickness | Yield Strength (Mpa) | Tensile Strength | Elongation(%) | Impact Energy | |
| (mm) | (MPa) | Min | ||||
| Q420D | ≤ 16 | 420 | 520-680 | 19 | -20 | 34 |
| >16-35 | 400 | 520-680 | 19 | -20 | 34 | |
| >35 | 380 | 520-680 | 19 | -20 | 34 | |
| The min impact energy is longitudinal energy | ||||||
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If you have more needs and questions about Q420D round metal bar, please contact us!