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建筑用低碳钢钢筋 - 钢厂直供

中和建材有限公司
已认证 定制生产厂家 · 3 年 · 中国 China
可定制 超低价
$530 1-49 吨 基准价
$507 50-99 吨 4.3% 优惠
$495 ≥100 吨 6.6% 优惠
价格有效期:随行就市

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数量

最小起订量: 1 吨

运费合计:面议

商品小计 US$ 530.00
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随报价一并确认
包装:
标准出口包装
样品:
可按需提供

产品详情

建筑用低碳钢钢筋技术规范

属性参数描述
产品名称建筑结构用低碳钢棒广泛应用于结构和钢筋应用的低碳钢棒
材料牌号S235JR / A36 / Q235B / SS400国际等效牌号:EN 10025 S235JR、ASTM A36、GB/T 700 Q235B、JIS G3101 SS400
标准符合性ASTM A36、EN 10025-2、GB/T 700、JIS G3101符合建筑和施工用主要国际结构钢标准
碳含量 (C)≤ 0.25%低碳含量确保良好的焊接性和延展性
锰 (Mn)0.60% – 1.65%在不降低延展性的情况下提高强度和硬度
磷 (P)≤ 0.040%受控以防止成品钢棒变脆
硫 (S)≤ 0.050%保持低含量以维持韧性和焊接性
硅 (Si)≤ 0.40%在钢铁制造过程中起脱氧剂作用
抗拉强度400 – 550 MPa依据 ASTM A36 / EN 10025-2;确保结构承载能力
屈服强度≥ 235 MPa (S235JR) / ≥ 250 MPa (A36)最低屈服点适用于一般结构建筑
伸长率≥ 20%(标距 200 mm)高伸长率提供延展性和抗突然断裂能力
尺寸范围直径:6 mm – 100 mm;长度:6 m – 12 m可提供圆钢、方钢和扁钢;长度可按要求定制
表面处理热轧、黑表面 / 酸洗 / 镀锌标准热轧出厂表面;可根据订单提供表面处理选项
应用结构框架、立柱、梁、地基、钢筋适用于住宅、商业和工业建筑工程项目
认证ISO 9001、工厂测试证书(EN 10204 3.1/3.2)、CE 标志完整的材料可追溯性,可应要求提供第三方检验
包装2–3 公吨捆扎包装,钢带捆扎;可提供适合海运的出口包装每捆标注牌号、炉号和尺寸,便于识别
最小起订量每个尺寸/牌号 5 公吨接受混装集装箱订单;订单 ≥ 25 公吨可享批量价格

建筑用低碳钢钢筋 - 钢厂直供

用于建筑施工的低碳钢钢筋是工程师、承包商和开发商在全球范围内依赖的最基本结构材料之一。其碳含量通常在0.05%至0.25%之间,这些钢筋在延展性、可焊性和承载能力之间实现了最佳平衡,使其在住宅、商业和基础设施项目中不可或缺。从加固混凝土地基和柱子到构建结构框架,低碳钢钢筋在施工过程的每个阶段都发挥着关键作用。其相对较低的碳成分不仅确保了优异的可加工性和易于制造,还使材料成本保持可预测,同时不牺牲结构完整性。作为钢厂直供供应商,我们提供符合国际公认标准的高品质低碳钢钢筋,具备一致的机械性能、精确的尺寸公差以及现代建筑项目所需的可靠批次间质量。无论您需要标准库存长度还是定制切割段,我们的供应链都经过精心设计,以确保按时交付并在预算范围内完成。

用于建筑施工的低碳钢钢筋供应商

什么是用于建筑施工的低碳钢钢筋?

用于建筑施工的低碳钢钢筋是按重量计碳含量为0.05%–0.25%的热轧或冷拔碳钢型材。它们有圆形、方形、扁平和带肋(变形)截面可供选择,主要嵌入混凝土结构中提供抗拉钢筋,或用作独立的结构构件。其固有的韧性,加上通常在250 MPa至350 MPa之间的屈服强度,使其成为全球钢筋混凝土结构的首选。

建筑用低碳钢棒材生产工艺

生产始于电弧炉(EAF)或碱性氧气转炉(BOF)熔炼废钢或铁矿石,随后连续铸造成钢坯。这些钢坯被重新加热至约1,200°C,并通过一系列轧机轧制,以获得所需的横截面轮廓和表面几何形状。带肋钢筋在最后一道轧制过程中形成其特有的横肋,增强与混凝土的机械粘结。成品棒材经过控制冷却,并切割成6米、9米或12米的标准长度,然后进行检验和打捆。

建筑用低碳钢棒材技术规格

我们的低碳钢棒材符合ASTM A615、BS 4449和GB/T 1499标准,具体取决于项目要求。关键力学性能包括最小屈服强度300 MPa,极限抗拉强度500–640 MPa,断裂伸长率≥16%。材料密度在20°C时为7.85 g/cm³,弹性模量为200 GPa。圆钢和带肋钢筋的可用直径范围为6 mm至50 mm,而扁钢的宽度范围为20 mm至200 mm,厚度为3 mm至30 mm。碳当量(CE)值保持在≤0.43%,以确保优异的现场焊接性。

获取建筑用低碳钢棒材的竞争性报价

与钢厂直供供应商合作,消除不必要的中间商加价。我们提供批量订单的经济高效定价、快速交货时间,以及由钢厂测试证书支持的完整材料可追溯性。立即联系我们的技术团队,获取符合您项目规格的定制报价。

建筑用低碳钢棒材制造商

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用于建筑施工批发的低碳钢钢筋

评分与评价

4.5
基于 8 条评价
5 5
4 2
3 1
2 0
1 0
用户
Thomas G.
United Kingdom
2025-02-02
Initial documentation delay resolved — product quality was fine
We ordered 25 tonnes of 16 mm deformed bars to BS 4449 Grade B500B for a school extension project in Manchester. The bars themselves met spec — yield strength confirmed at 510 MPa, CE value at 0.41%. However, the mill test certificates were not included in the first shipment, which held up our site engineer's sign-off by nearly three days. After raising the issue, the supplier sent the full documentation package within four hours and apologized. Problem resolved, no impact on final program. Product quality is not in question; just ensure documentation is dispatched with the goods.
用户
David C.
United States
2025-02-24
Solid quality at competitive bulk pricing — good overall value
Purchased 60 tonnes of 19 mm and 25 mm deformed bars to ASTM A615 Grade 60 for foundation work on a warehouse complex in Ohio. Material quality was solid — MTCs showed yield strength at 430 MPa and tensile strength at 620 MPa. Price per tonne was around 8% below our previous domestic supplier for the same specification. Lead time came in at 19 days. The quotation process was straightforward and the technical team was knowledgeable. Would rate higher if the online order tracking were more detailed, but the product itself is good.
用户
Rachel H.
Australia
2025-03-18
Good value on 6 mm and 8 mm bars — minor packaging issue flagged
Ordered 35 tonnes of 6 mm and 8 mm round mild steel bars for slab reinforcement on a residential subdivision in Queensland. Mechanical properties matched the quoted specs — yield strength around 300 MPa, elongation above 16%. Pricing per tonne was competitive versus local distributors. One bundle arrived with a slightly loose wire tie causing minor surface scratching, but the supplier's team responded quickly and offered credit without dispute. Delivery was 24 days, slightly longer than estimated, but acceptable. Would order again for the right project.
用户
Omar A.
UAE
2025-04-09
Third repeat order — quality and service remain excellent
This is our third procurement from this supplier, totaling over 200 tonnes of 10 mm to 32 mm deformed bars for reinforced concrete works on a mixed-use tower in Dubai. ASTM A615 Grade 40 and Grade 60 both sourced here. Yield strength and elongation results have been consistent across all orders. Mill certificates are always included, and the 24/7 support line has been genuinely useful when we needed urgent documentation for site inspections. Pricing on bulk orders remains competitive. Loyalty well-earned.
用户
Lena B.
Germany
2025-05-01
Reliable batch-to-batch quality for ongoing industrial project
We have been procuring flat bars (40 mm × 8 mm and 100 mm × 12 mm) and 20 mm round bars for an industrial facility frame in Bavaria across four separate orders. Each batch has been consistent in dimensional accuracy and surface finish. The modulus of elasticity data on the MTCs aligns with our FEA model inputs at 200 GPa. No rework required at fabrication stage. Lead times have stayed within 21 days every time. This level of consistency is what keeps us coming back.
用户
James W.
United Kingdom
2025-05-23
BS 4449 compliance fully verified — excellent technical support
Specified 32 mm and 40 mm deformed bars to BS 4449:2005+A3:2016 Grade B500B for a commercial development in Birmingham. The supplier's technical team provided full traceability documentation and third-party test reports before we even confirmed the order — exactly what our structural engineer required. Tensile strength results averaged 560 MPa, comfortably within the 500–640 MPa range. 45-tonne order delivered in 20 days. Customer support was responsive throughout. Impressed with the professionalism.
用户
Priya S.
India
2025-06-14
Mill-direct pricing made a real difference on our infrastructure budget
Sourced 120 tonnes of 12 mm and 20 mm ribbed bars to GB/T 1499.2 HRB400 standard for a bridge foundation project in Maharashtra. Carbon equivalent values on the MTCs were all below 0.43%, which our site welding team appreciated greatly. Pricing was noticeably lower than local traders for equivalent certified material. Delivery arrived in 22 days — on schedule. Bundle labeling and documentation were clean and complete. Already recommended this supplier to two partner contractors.
用户
Marcus T.
United States
2025-06-29
Consistent mechanical properties across three large shipments
We ordered 80 tonnes of 16 mm and 25 mm deformed bars conforming to ASTM A615 Grade 60 for a multi-story residential complex in Texas. Mill test certificates confirmed yield strength consistently above 420 MPa and elongation well above the 9% minimum. Dimensional tolerances were spot-on across all three batches. Lead time was 18 days to our Houston yard — exactly as quoted. Technical team answered all our compliance questions within hours. Will be placing a repeat order for the next phase.

了解供应商

中和建材有限公司

入驻 Sinoali.com 3 年

所在地:China

FAQ

Q: What grades of rebar do you supply?
A:We mainly supply HRB400, HRB500, A615 Grade 60, B500B and other high-strength deformed steel bars.
Q: What diameters are available for your rebar?
Q: Can you provide mill test certificates (MTC) for rebar?
Q: Do you accept customized lengths for rebar?
Q: Can you supply deformed steel bars for concrete reinforcement?
Q: What packaging is used for steel rebar?

Product display

Zhonghe Building Materials Co., Ltd. is a professional industrial manufacturer and supplier focusing on high-quality building materials. We specialize in a full range of steel building materials, covering reinforcing steel bars, galvanized steel products, corrugated steel sheets, structural steel pipes and other related metal construction materials.
 
Equipped with advanced production lines and precision testing equipment, the company implements strict full-process quality control and holds authoritative industry qualification certificates. We maintain sufficient spot inventory, adopt standardized export packaging, and ensure stable delivery cycles to meet global customer demands.
 
Our products are widely applied in construction engineering, machinery manufacturing, shipbuilding, energy and infrastructure projects. Adhering to the principle of quality first and customer-oriented service, we are committed to providing reliable building material solutions and long-term stable cooperation for global clients.

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可定制 超低价
$530 1-49 吨 基准价
$507 50-99 吨 4.3% 优惠
$495 ≥100 吨 6.6% 优惠
价格有效期:随行就市

供应商定制能力

  • 来图定制
  • 来样定制
  • 全流程定制
数量

最小起订量: 1 吨

运费合计:面议

商品小计 US$ 530.00
分享:
发起订单请求
付款与交货
交期:
随报价一并确认
包装:
标准出口包装
样品:
可按需提供

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