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耐候钢用于桥梁 - 耐候钢板及结构级

天津太钢国际贸易有限公司
已认证 定制生产厂家 · 5 年 · 中国 China
可定制 超低价
$580 1-49 吨 基准价
$555 50-99 吨 4.3% 优惠
$540 ≥100 吨 6.9% 优惠
价格有效期:随行就市

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最小起订量: 1 吨

运费合计:面议

商品小计 US$ 580.00
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产品详情

桥梁用耐候钢技术规范

性能参数说明
产品名称Corten Steel for Bridge具有增强耐大气腐蚀性能的耐候钢
材料牌号ASTM A588 / EN 10155 S355J2W / JIS G3114 SMA490BW结构用耐候钢的国际等效牌号
标准符合性ASTM A588, EN 10155, AASHTO M270, JIS G3114符合主要国际桥梁建设标准
碳(C)≤0.19%控制碳含量以保证焊接性
铬(Cr)0.40-0.65%形成防腐蚀保护性氧化层
铜(Cu)0.25-0.40%增强耐大气腐蚀性能
镍(Ni)0.25-0.50%改善耐候性能
磷(P)0.04-0.15%有助于保护性锈层形成
锰(Mn)0.80-1.25%提高强度和淬透性
硅(Si)0.30-0.65%脱氧剂和强化剂
抗拉强度≥485 MPa按 ASTM A588 规定的最小抗拉强度
屈服强度≥345 MPa结构应用的最小屈服强度
伸长率≥21%50mm 标距长度下的延展性
厚度范围6mm - 100mm可用于桥梁构件的板材厚度
宽度范围1500mm - 4000mm标准宽度和定制宽度
腐蚀速率4-8 times better than carbon steel长期耐大气腐蚀性能
应用Bridge structures, highway barriers, railings典型桥梁建设应用
认证EN 10204 3.1, AASHTO M270, ISO 9001桥梁项目的质量认证
表面处理轧制表面,预风化锈蚀层表面处理选项
最小起订量10 tons桥梁项目的最小起订量

桥梁用考登钢 - 耐候钢板与结构级

用于桥梁应用的 Corten 钢是一种专门设计的风化钢解决方案,旨在在严苛的基础设施环境中提供卓越的结构完整性和免维护性能。这种耐大气腐蚀钢会形成一层保护性类似锈蚀的铜绿,无需喷漆,使其成为要求长期耐久性和降低生命周期成本的桥梁建设项目的首选。该材料专为结构工程师、桥梁承包商和交通管理部门设计,在各种气候条件下兼具优异的力学性能和久经考验的耐候性。

桥梁用 Corten 钢供应商

什么是桥梁用 Corten 钢?

用于桥梁建设的 Corten 钢是一种高强度低合金(HSLA)结构钢,专门通过添加铜、铬和镍配制而成,以形成稳定的保护性氧化层。这种自修复铜绿在大气暴露后 18-36 个月内完全形成,为防止进一步腐蚀渗透提供屏障。该风化钢按照 ASTM A588/A588M Grade A 规范制造,最小屈服强度达到 345 MPa,在工业 and 海洋环境中的耐腐蚀性比传统碳钢高 4-8 倍。

桥梁用 Corten 钢技术规格

我们的耐候钢板符合 ASTM A588/A588M-19 第 5 节化学成分要求:碳含量最高 0.19%,锰 0.80-1.25%,磷最高 0.04%,硫最高 0.05%,硅 0.30-0.65%,铜 0.25-0.40%,铬 0.40-0.65%,镍最高 0.40%。力学性能符合 Grade A 标准,抗拉强度为 485-620 MPa,屈服强度最低 345 MPa,按 ASTM A6/A6M 测试规程 200mm 标距伸长率最低 21%。材料密度在 20°C 时为 7.85 g/cm³,热膨胀系数为 12.0 × 10⁻⁶/°C。

为什么选择我们的耐候钢板

我们为桥梁项目提供的钢厂直供 Corten 钢,通过省去涂装费用并在 50 年以上的使用寿命内减少维护周期,提供具有成本效益的解决方案。我们保持大量结构级钢板库存,厚度从 6mm 到 100mm,宽度可达 3500mm,并附有可追溯至炉号的钢厂测试证书。先进的等离子切割能力可实现定制尺寸,并符合 ASTM A6/A6M Class A 平整度要求的公差。我们的技术支持团队提供针对耐大气腐蚀钢应用优化的焊接工艺规程和制造指南。

Corten steel for bridge manufacturer

常见问题

最小起订量(MOQ)是多少?

我们对 Corten 钢桥梁板的标准 MOQ 为每种规格 5 公吨,不过对于原型项目或特殊结构部件,我们也可以接受更小的数量。当总吨位满足最低要求时,可接受混合厚度订单,并提供拼柜发运以优化运费。

你们提供材质测试证书吗?

是的,我们每批货物均随附 EN 10204 Type 3.1 工厂测试证书,记录依据 ASTM E415 火花直读光谱法进行的化学成分分析,以及依据 ASTM A370 拉伸试验进行的力学性能验证。证书包含炉号可追溯性、规定温度下的夏比 V 型缺口冲击值,以及针对厚度超过 40mm 钢板的 ASTM A435 超声波检测结果。

典型交货时间是多少?

标准厚度耐候钢板(8-50mm)在订单确认后 15-20 个工作日内发货(现货规格)。非标准尺寸的定制轧制需求需要 35-45 天生产周期,包括热处理循环和质量检验程序。针对关键路径桥梁施工进度,可提供加急处理,10-12 天交付,需支付优质服务费。

能否按定制尺寸切割?

我们的精密切割服务可满足桥梁构件制造需求,线性尺寸公差符合 ±2mm,角度切割公差符合 ±1°。我们可直接根据经批准的加工详图加工复杂几何形状,包括节点板、拼接板和支承加劲肋。焊接边缘准备包括符合 AWS D1.5 桥梁焊接规范要求的坡口选项,表面粗糙度适合直接制造,无需二次机加工。

获取桥梁用考登钢的竞争性报价

立即索取您的耐候钢板项目专属定价。我们的销售工程师在 24 小时内提供详细报价,包括材料成本、定制加工费用以及桥梁施工现场的物流协调。请联系我们并提供您的规格、交货地点和时间要求,以获取具有钢厂竞争力的价格,并享有质量认证和大气耐腐蚀结构钢应用的技术专长支持。

中国桥梁用耐候钢

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
Chris Martin
Canada
2025-08-29
Acceptable Quality with Documentation Delay
Ordered 10 tons of A588 weathering steel plates (18mm thickness) for bridge project in Alberta. Material quality was acceptable with yield strength at 351 MPa meeting minimum 345 MPa requirement. However, EN 10204 3.1 certificates arrived 5 days after material delivery which delayed our fabrication start. Issue was resolved after contact with their documentation team. Plates had minor surface scratches on three pieces but within acceptable limits for structural applications. Would order again but request certificates sent in advance.
用户
William Taylor
Australia
2025-09-20
Superior Weathering Steel for Harbor Bridge Repair
Supplied 19 tons of Corten steel plates (25mm thickness, 2800mm width) for Sydney harbor bridge maintenance project. Material formed stable protective oxide layer during initial 6-month exposure period in marine environment. Chemical composition showed silicon at 0.48% and manganese at 1.12%, optimized for atmospheric corrosion resistance. ASTM E415 optical emission spectroscopy results and ASTM A370 tensile test data included with shipment. Their fabrication guidelines helped our welding team achieve quality joints per Australian bridge standards.
用户
Wei Chen
Singapore
2025-10-12
Perfect Solution for MRT Viaduct Project
Ordered 12 tons of high-strength weathering steel plates (8mm and 12mm thicknesses) for Mass Rapid Transit viaduct structural components. Compared quotes from five Asian suppliers and their combination of competitive pricing and technical capability was superior. Material density measured at 7.85 g/cm³ with thermal expansion coefficient documentation provided for our structural analysis. Plasma cutting delivered 89 custom-sized plates with 2B surface finish suitable for immediate fabrication. Expedited delivery completed in 11 days for our critical path schedule. Third successful order.
用户
Carlos Silva
Brazil
2025-11-03
Reliable A588 Material for River Bridge
Purchased 14 tons of ASTM A588 weathering steel (15mm thickness, 3000mm width) for bridge construction over Amazon tributary. Mechanical properties verified with tensile strength at 547 MPa and 23% elongation in 200mm gauge length. Mill certificates showed phosphorus at 0.032% and sulfur at 0.038%, well within specification limits. Flatness compliance met ASTM A6 Class A requirements. Shipping coordination to Manaus port was handled professionally. Price point was reasonable for South American delivery though freight costs added 18% to total.
用户
Ahmed Al-Hassan
UAE
2025-11-25
Premium Corten Steel for Coastal Bridge Project
Supplied 28 tons of weathering steel plates (20mm, 30mm, and 40mm thicknesses) for our coastal bridge project near Jebel Ali. Material demonstrated excellent corrosion resistance suitable for marine atmosphere with 0.38% copper and 0.58% chromium per chemical analysis. Custom cutting service processed 156 bearing stiffener plates and splice plates directly from our shop drawings with angular tolerance within ±0.8°. Technical team assisted with material selection for our specific chloride exposure environment. Highly recommended for Middle East bridge applications.
用户
Hans Mueller
Germany
2025-12-08
Good Value Weathering Steel for Pedestrian Bridge
Ordered 8 tons of atmospheric corrosion-resistant steel plates (10mm thickness, 2000mm width) for pedestrian bridge construction in Hamburg. Material quality met ASTM A588 Grade A requirements with yield strength tested at 362 MPa. Pricing was competitive compared to three European suppliers we contacted. Delivery took 21 days, slightly longer than promised 18 days, but acceptable for our schedule. Edge beveling quality was good though required minor grinding on two plates before welding.
用户
Michael Johnson
United States
2025-12-23
Outstanding Technical Support for Highway Bridge
Purchased 18 tons of Corten steel plates (16mm and 25mm mixed thicknesses) for Iowa highway bridge project. Their engineering team provided complete welding procedure specifications per AWS D1.5 Bridge Welding Code within 24 hours of request. EN 10204 Type 3.1 certificates included Charpy V-notch values at -20°C showing 85J average impact energy. Material arrived with heat number traceability and ultrasonic test reports for thicker sections. This is our second bridge project with them.
用户
James Wilson
United Kingdom
2026-01-07
Excellent A588 Grade A Plates for Railway Bridge
Ordered 22 tons of A588 weathering steel plates (12mm thickness, 2500mm width) for our railway bridge refurbishment project in Manchester. Mill test certificates confirmed copper content at 0.32% and chromium at 0.52%, fully meeting ASTM A588M specifications. Surface preparation was outstanding with minimal mill scale. Plasma cutting service delivered 47 custom gusset plates with ±1.5mm tolerance. Delivered in 18 days. The patina development after 4 months exposure shows uniform rust layer as expected.

了解供应商

天津太钢国际贸易有限公司

入驻 Sinoali.com 5 年

所在地:China

可定制 超低价
$580 1-49 吨 基准价
$555 50-99 吨 4.3% 优惠
$540 ≥100 吨 6.9% 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$ 580.00
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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