Gnee Steel (Tianjin) Co., Ltd. is one of the most professional q420e high strength low alloy plate manufacturers and suppliers in China, also supports customized service. If you're going to buy q420e high strength low alloy plate made in China, welcome to get free sample from our factory. Quality products and low price are available.
Q420E High Strength Low Alloy Plate
Q420E Alloy Steel Plate Products Description
Q420E alloy steel plate is a high-strength low-alloy structural steel plate that complies with GB/T 1591 standard and has good welding performance and -40° low-temperature impact performance.
Q420E low alloy steel sheet has excellent low-temperature performance and can maintain good strength and toughness even in low-temperature environments. The Q420E high tensile steel plate we provide is strictly produced in accordance with the standards, has passed the quality certification, can provide quality certificates, and accept third-party testing.
Engineering application of Q420E hsla structural steel
Bridge construction: used to manufacture structural components such as main beams and cross beams.
Construction field: used for load-bearing components such as high-rise buildings and large factories.
Q420E High Strength Low Alloy Plate Products Details
►Mechnical property for Q420E alloy structural steel
| Thickness (mm) | ||||
| Q420E | ≤ 16 | > 16 ≤ 35 | > 35 ≤ 50 | >50 |
| Yield strength (≥Mpa) | 420 | 400 | 380 | 360 |
| Tensile strength (Mpa) | 520-680 | |||
►Chemical composition for Q420E low alloy structural steel plate
| C | Si | Mn | P | S | V | Nb | Ti | Al (min.) | Cr | Ni |
| 0.20 | 0.55 | 1.00-1.70 | 0.025 | 0.025 | 0.02-0.20 | 0.015-0.060 | 0.02-0.20 | 0.015 | 0.40 | 0.70 |
Q420E HSLA Steel Plate Products Image
Q420E High Strength Alloy Plate Product Processing
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