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建筑用结构钢角钢 - 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
$572 1-49 吨 基准价
$547 50-99 吨 4.4% 优惠
$534 ≥100 吨 6.6% 优惠
价格有效期:随行就市

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最小起订量: 1 吨

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商品小计 US$ 572.00
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产品详情

建筑用结构钢角钢技术规范

属性参数描述
产品名称建筑用结构钢角钢用于建筑施工的热轧等边和不等边角钢型材
材质等级A36 / S235JR / Q235B / SS400A36 (ASTM)、S235JR (EN 10025-2)、Q235B (GB/T 700)、SS400 (JIS G3101);国际等效等级
标准合规ASTM A36 / EN 10025-2 / GB/T 706 / JIS G3192符合各国际标准的尺寸和力学性能要求
化学成分 (C)≤ 0.26% (A36) / ≤ 0.17% (S235JR)控制碳含量以确保可焊性和结构完整性
化学成分 (Mn)≤ 1.20% (A36) / ≤ 1.40% (S235JR)锰增强角钢型材的强度和韧性
化学成分 (P / S)P ≤ 0.04% / S ≤ 0.05%磷和硫的限制确保延展性并降低脆性
化学成分 (Si)≤ 0.40%硅含量用于脱氧和强度提升
抗拉强度400–550 MPa (S235JR) / 400–550 MPa (A36)依据 EN 10025-2 和 ASTM A36;最低 400 MPa 以确保结构可靠性
屈服强度≥ 235 MPa (S235JR) / ≥ 250 MPa (A36)最低屈服强度确保建筑框架的承载能力
延伸率≥ 20% (S235JR) / ≥ 20% (A36)在标距 L0 = 5.65√S0 上测量;确保载荷下的延性行为
边宽范围20×20 mm – 250×250 mm(等边)不等边规格从 30×20 mm 到 200×125 mm;可应要求定制尺寸
厚度范围3 mm – 35 mm边厚因型材尺寸而异,参见标准尺寸表
长度6 m / 9 m / 12 m(标准)/ 定制标准钢厂长度;可根据项目需求提供定尺切割服务
表面处理热轧(黑材)/ 镀锌 / 底漆涂层标准为氧化皮表面;可提供热浸镀锌(最小 85 µm)用于防腐保护
应用建筑框架、桁架、支架、檩条、支撑广泛用于钢结构加工、工业建筑、仓库和土木建筑
认证ISO 9001 / 工厂测试证书(EN 10204 3.1)可提供第三方检验;证书可追溯至炉号和批号
包装捆装(每捆 2–5 MT),带钢带捆扎用钢带捆扎;海运使用木质垫料;可根据买方要求裸装或包裹
MOQ每个牌号/规格 25 MT同一牌号内可接受混合规格;样品订单可协商更小数量

建筑用结构钢角钢 - 钢厂直供

用于建筑项目的结构钢角钢构成现代建筑的骨架,在框架、支撑系统、柱和连接节点中提供关键的承载支撑。作为钢厂直供供应商,我们提供按 ASTM A36、EN 10025 S275JR 和 GB/T 706 Q235B 标准制造的 L 形钢角钢型材,确保符合国际建筑规范。我们的结构角钢有等边和不等边两种配置,肢宽从 20 mm 到 250 mm,材料厚度从 3 mm 到 35 mm。无论您是采购用于住宅框架、工业仓库、高层结构系统还是基础设施桥梁,我们的库存涵盖土木和结构工程师所需的全部尺寸范围。每批货物均附带钢厂测试报告(MTR)、第三方检验选项和完整的可追溯性文件,让采购团队和项目经理从首次交付到最终安装对材料质量充满信心。

什么是用于建筑的结构钢角钢?

用于建筑的结构钢角钢是具有 L 形截面的热轧或冷弯钢型材,生产为等边(L 系列)和不等边(LL 系列)型材。这些型材主要由低碳钢种如 A36(屈服强度 ≥ 250 MPa)和 S355JR(屈服强度 ≥ 355 MPa)制造,在商业和工业建筑环境中的桁架、檩条、节点板、货架支撑和幕墙子框架中发挥关键作用。

用于建筑的结构钢角钢供应商

用于建筑的结构钢角钢制造工艺

生产从连铸坯开始,连铸坯在步进式加热炉中重新加热至约1,200 °C。随后,加热后的钢坯在串列式热轧机中经过粗轧、中轧和精轧道次的连续轧制,逐步成形为精确的L型截面几何形状。轧制后,型钢经过控制空冷、通过辊式矫直机矫直,并在尺寸检验和打捆前切割成6 m、9 m或12 m的标准长度。

建筑用结构钢角钢制造商

建筑用结构钢角钢技术规格

我们的标准产品范围涵盖以下已验证参数:

  • 材料等级: ASTM A36、A572 Gr.50、EN 10025 S275JR / S355JR、GB/T 706 Q235B / Q355B
  • 屈服强度: 最低250 MPa (A36) 至 355 MPa (S355JR)
  • 抗拉强度: 根据等级不同为400–550 MPa
  • 延伸率: 按ASTM A6测试方案 ≥ 20% (A36)
  • 密度: 20 °C时为7.85 g/cm³
  • 肢宽范围: 20 mm × 20 mm 至 250 mm × 250 mm(等边)
  • 厚度范围: 3 mm 至 35 mm
  • 长度选项: 6 m、9 m、12 m或定制定尺切割
  • 表面处理: 黑材(轧制态)、热浸镀锌(平均镀层85 µm)或底漆涂装
  • 认证: ISO 9001:2015、CE标志、可提供SGS第三方检验

获取建筑用结构钢角钢的竞争力报价

准备好为您的下一批结构钢角钢订单锁定钢厂直供价格了吗?我们的技术销售团队会在24小时内回复所有咨询,提供针对项目的牌号推荐、基于数量的定价,以及灵活的物流解决方案,支持全球港到港或门到门交付。

用于建筑批发的结构钢角钢

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  • 专业的技术咨询

立即联系我们,在24小时内获取您的免费报价!

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
Ethan B.
United States
2025-02-02
Initial shipment had a length tolerance issue — resolved professionally
Our first order of 15 tonnes of L90×90×9 angles in A572 Gr.50 for a mezzanine structure in Ohio included roughly 5% of pieces cut approximately 15 mm short of the specified 9 m length, which exceeded our acceptable tolerance. I flagged this immediately and the supplier responded within four hours, acknowledged the QC lapse, and arranged a partial replacement shipment at no charge within 10 days. Chemical and mechanical properties on the MTRs were fully compliant throughout. The issue was handled well and we placed a follow-up order, but I am scoring three stars for the first delivery as received rather than as resolved.
用户
Tariq A.
UAE
2025-02-24
Competitive mill-direct pricing on S355JR for industrial facility in Abu Dhabi
Sourced 35 tonnes of L100×75×10 unequal-leg angles in S355JR for structural bracing in an industrial processing facility. Mill-direct pricing was noticeably better than trading-company quotes we received for the same specification. Elongation values on the MTRs came in at 23%, above the 20% minimum per ASTM A6 protocol. Delivery to Jebel Ali port was 25 days — acceptable, though we had hoped for 20. The supplier was transparent about the realistic transit time upfront rather than overpromising, which we appreciate. Documentation for UAE municipality submission was complete and required no amendments.
用户
Liam C.
Australia
2025-03-18
Good value on A36 equal-leg angles for residential framing — minor packaging issue noted
Purchased 20 tonnes of L50×50×5 and L65×65×6 angles in ASTM A36 for residential framing projects across Queensland. Pricing was approximately 8% below our previous Chinese mill supplier for the same grade, and the MTR data was clean. One bundle arrived with a damaged strapping band, causing slight surface scuffing on outer sections — not a structural concern, but worth noting. After raising it, the supplier offered a credit without argument. Overall quality-to-price ratio is strong and we plan to reorder once current stock is consumed.
用户
James R.
United Kingdom
2025-04-09
Responsive service and accurate documentation saved our project timeline
Our procurement team needed 25 tonnes of L75×75×6 angles in A572 Gr.50 for a curtain wall sub-frame retrofit with a hard handover deadline. The supplier confirmed stock availability within two hours, issued a proforma invoice same day, and arranged door-to-door delivery to our fabrication yard in Leeds in 18 working days. All certifications — ISO 9001:2015, MTRs, packing list — were emailed 48 hours before arrival. Customer support answered three separate technical queries over WhatsApp outside business hours. The level of service matched what you would expect from a domestic supplier.
用户
Daniel F.
Germany
2025-05-01
Hot-dip galvanized S275JR angles passed our 85 µm coating verification
We specified hot-dip galvanized L80×80×8 angles in EN 10025 S275JR for an outdoor transmission tower sub-frame project. The coating thickness reports showed an average of 88 µm, exceeding the stated 85 µm minimum, which matters for our 25-year corrosion warranty obligation to the client. Cross-section geometry was verified against EN 10056-1 tolerances — all within limits. The supplier's technical team correctly recommended S275JR over A36 given our EN design code requirements without us having to ask. That kind of proactive advice is rare.
用户
Ravi S.
India
2025-05-23
Consistent quality across three repeat orders — GB/T 706 Q355B for bridge bracing
This is our third purchase — 60 tonnes of L125×125×14 angles in Q355B for bridge approach bracing on a highway project in Maharashtra. Each order has been consistent: MTRs match physical test results, bundles are properly strapped, and cut lengths hold to 6 m ±5 mm. We have now standardised on this supplier for all our structural angle requirements. The 24-hour quote response is real — we sent an RFQ late Friday and had a detailed offer with freight options by Saturday morning. Highly recommended for volume procurement.
用户
Sophie W.
United Kingdom
2025-06-14
EN 10025 S355JR angles with full CE marking — exactly what our structural engineer specified
We sourced 30 tonnes of unequal-leg L150×90×12 sections in S355JR for a multi-storey commercial build in Birmingham. The CE marking and EN 10025 compliance documentation arrived with the shipment, which satisfied our building control inspector without any back-and-forth. Tensile test results on the MTRs showed 512 MPa, comfortably within the 470–630 MPa band. SGS third-party inspection was arranged at our request and added minimal lead time. Pricing was genuinely competitive versus domestic stockholders. Solid supplier.
用户
Marcus T.
United States
2025-06-29
Precise A36 angles delivered on spec for warehouse framing project
Ordered 48 tonnes of L100×100×10 equal-leg angles to ASTM A36 for a large industrial warehouse frame in Texas. Mill test reports confirmed yield strength at 268 MPa, well above the 250 MPa minimum. Dimensional tolerances were tight — every bundle we spot-checked matched the stated leg width within ±0.5 mm. Delivery to Houston port took 22 days from order confirmation, which kept our erection schedule intact. The technical sales team provided grade-specific load tables before we even placed the order. Will be back for our 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 standards do your structural steel products comply with?
A:Our structural steel mainly conforms to international standards such as ASTM, EN, BS, JIS and GB, which can meet different project requirements.
Q: Can you provide MTC (Mill Test Certificate) for each batch?
Q: What is the yield strength of your structural steel?
Q: Do you accept customized sizes and lengths?
Q: Can you offer anti-corrosion treatment like painting or galvanizing?
Q: What packaging and loading methods do you use?

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
$572 1-49 吨 基准价
$547 50-99 吨 4.4% 优惠
$534 ≥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$ 572.00
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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