Rectangular Billet 180x220mm Q235B
Our 180mm x 220mm Rectangular Billet is a high-quality, versatile raw material
Rectangular Billet 200x240mm Q345B
Rectangular Billet 200x240mm Q345B
Manufacturer of high-quality 200mm x 240mm rectangular billets in Q345B low-alloy high-strength steel. Ideal for heavy construction, bridges, and high-rise buildings. Request a quote now.
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Product details
Our 200mm x 240mm Rectangular Billet represents premium-grade low-alloy high-strength steel manufactured according to Q345B specifications. This substantial billet offers exceptional mechanical properties and structural integrity for the most demanding applications in construction and heavy machinery. With its enhanced strength-to-weight ratio and excellent weather resistance, this billet serves as an ideal raw material for critical structural components in bridges, high-rise buildings, and industrial facilities.
| Product Name | Low-Alloy High-Strength Rectangular Billet |
| Material Standard | GB/T 1591-2018 (Q345B Grade) |
| Cross-Section | Rectangle |
| Nominal Size | 200 mm (Width) × 240 mm (Height) |
| Standard Length | 6m, 12m or Custom Lengths |
| Length Tolerance | ±50 mm (for lengths ≤ 6m), ±75 mm (for lengths > 6m) |
| Chemical Composition (GB/T 1591-2018 Requirements) | |
|---|---|
| Element | Content (%) |
| Carbon (C) | ≤ 0.20 |
| Silicon (Si) | ≤ 0.50 |
| Manganese (Mn) | ≤ 1.70 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
| Vanadium (V) | 0.02-0.15 |
| Niobium (Nb) | 0.015-0.060 |
| Carbon Equivalent (CEV) | ≤ 0.43% |
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