English 
Español 
Français 
Deutsch 
Português (Brasil) 
Русский 
العربية 
冷弯C型钢 - ASTM认证钢材制造商
宏基型材有限公司
已认证
定制生产厂家
·
5 年
·
China
China
可定制
超低价
$580
1-49 吨
基准价
$554
50-99 吨
4.5% 优惠
$542
≥100 吨
6.6% 优惠
价格有效期：随行就市
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
镀锌C型槽钢
$579 - $620
1 吨 （最小起订量）
待售钢槽
$579 - $620
1 吨 （最小起订量）
钢槽型材
$512 - $548
1 吨 （最小起订量）
C型钢
$448 - $480
1 吨 （最小起订量）
不锈钢C型槽钢
$2195 - $2350
1 吨 （最小起订量）
Q235B C型钢
$477 - $511
1 吨 （最小起订量）
U型槽
$495 - $530
1 吨 （最小起订量）
冷弯C型槽钢
$542 - $580
1 吨 （最小起订量）
建筑用结构钢槽钢
$523 - $560
1 吨 （最小起订量）
S235JR C型槽钢
$388 - $415
1 吨 （最小起订量）
高强度C型钢
$579 - $620
1 吨 （最小起订量）
ASTM A36 C型槽钢
$486 - $520
1 吨 （最小起订量）
产品详情
冷弯C型钢技术规格
| 属性 | 参数 | 说明 |
|---|---|---|
| 产品名称 | 冷弯C型钢 | 用于结构和一般建筑用途的冷弯型钢C型钢截面 |
| 材质等级 | Q235B / Q345B / SS400 / S235JR / S355JR / ASTM A36 | 可根据要求提供多种国际等效牌号 |
| 标准符合性 | GB/T 6725, ASTM A1011, EN 10162, JIS G 3350 | 按照国际冷弯成型标准制造 |
| 碳 (C) | ≤ 0.20% | Q235B/A36牌号的典型值；确保良好的焊接性 |
| 锰 (Mn) | ≤ 1.40% | 增强钢基体的强度和硬度 |
| 磷 (P) | ≤ 0.035% | 控制含量以尽量减少脆性 |
| 硫 (S) | ≤ 0.035% | 保持低含量以提高延展性和韧性 |
| 硅 (Si) | ≤ 0.35% | 在炼钢过程中起脱氧剂作用 |
| 抗拉强度 | 370 – 510 MPa | 符合ASTM A36 / GB/T 700标准要求 |
| 屈服强度 | 235 – 345 MPa | 因材质等级而异；Q345B ≥ 345 MPa，Q235B ≥ 235 MPa |
| 伸长率 | ≥ 20% | 按适用标准在标准标距试样上测量 |
| 尺寸 | 高度：50 – 300 mm；翼缘：30 – 100 mm；厚度：1.5 – 6.0 mm；长度：6 – 12 m | 可提供定制尺寸；公差按GB/T 6725或EN 10162 |
| 表面处理 | 热浸镀锌 / 涂漆 / 黑材（轧制表面） | 镀锌层厚度通常为40 – 275 g/m²，按ASTM A653 |
| 应用 | 钢结构、檩条、墙梁、框架系统、太阳能安装支架、仓库建设 | 广泛用于预制建筑和轻钢框架系统 |
| 认证 | ISO 9001、SGS、BV、CE、工厂测试证书 EN 10204 3.1 | 可根据要求提供第三方检验和测试报告 |
| 包装 | 用钢带捆扎，防水纸或塑料缠绕，挂牌标识 | 适合海运的出口包装；可根据买方要求定制包装 |
| MOQ | 5 公吨 | 较小的试订单可协商；交货时间因数量而异 |
冷弯C型槽钢 - ASTM认证钢材制造商
冷弯C型钢是一种多功能结构钢型材，通过在常温下对扁平钢卷进行精密辊压成型或压力折弯制造而成。与热轧槽钢不同，冷弯成型工艺可保持更严格的尺寸公差，产生更洁净的表面光洁度，并通过应变硬化获得增强的力学性能。作为拥有超过15年生产经验的领先钢铁制造商，我们向40多个国家的建筑公司、太阳能支架安装商和工业制造商供应优质冷弯C型钢。我们的产品符合ASTM A1011、ASTM A572和EN 10162标准，确保为结构框架、幕墙支撑系统、电缆桥架和预制金属建筑中的檩条提供一致的质量。
什么是冷弯C型钢？
冷弯C型钢是一种具有独特C形横截面的结构钢型材，由腹板、两个翼缘和可选的卷边加劲肋组成。它通过一系列辊压成型模具对钢带或钢板（通常为ASTM A36、A572 Grade 50或镀锌G90卷材）进行渐进弯曲而无需加热来生产。这种冷加工工艺使屈服强度比母材提高约15%–20%，对于Grade 50材料，最小屈服强度达到345 MPa（50 ksi），最小抗拉强度为450 MPa（65 ksi）。成品截面具有尖锐的角部，内侧弯曲半径可小至1.0t–2.0t（其中t = 材料厚度），提供高强重比，从而减少整体结构恒载。
冷弯C型钢技术规格
我们的冷弯C型钢产品线涵盖全面的尺寸范围，以满足多样化的工程需求。以下是关键技术参数：
- 腹板高度：75 mm 至 300 mm（3″ 至 12″）
- 翼缘宽度：35 mm 至 100 mm（1.375″ 至 4″）
- 材料厚度：1.2 mm 至 6.0 mm（18 gauge 至 4 gauge）
- 卷边高度：带卷边配置为 10 mm 至 25 mm
- 标准长度：6,000 mm、9,000 mm 或 12,000 mm；可提供定制长度
- 钢材牌号：ASTM A36（Fy = 250 MPa）、ASTM A572 Gr.50（Fy = 345 MPa）、符合 EN 10346 的 S350GD+Z
- 表面处理：热浸镀锌（Z120–Z275 镀层）、预镀锌或轧制表面
- 尺寸公差：腹板高度 ±1.0 mm，翼缘宽度 ±0.8 mm，符合 ASTM A1011
- 截面特性：惯性矩从 28 cm⁴（C75×35×1.5）到 1,520 cm⁴（C300×100×6.0）
所有产品均经过内部质量检验，包括尺寸验证、按 ASTM A370 进行的拉伸试样测试，以及通过磁感应法测量锌层厚度。每次发货均提供符合 EN 10204 Type 3.1 的钢厂测试证书（MTC）。
冷弯 C 型钢在现代建筑中的应用
冷弯C型槽钢在各类结构性和非结构性应用中发挥着关键作用。在预制金属建筑中，它们用作屋面檩条和墙面墙梁，在主框架之间的跨度可达9米。太阳能行业依赖镀锌C型槽钢作为光伏板支撑结构的安装导轨，其中G90锌层（最低275 g/m²）提供出色的防腐性能，使用寿命可达25年以上。其他应用包括夹层楼板框架、干墙龙骨隔墙、电缆桥架系统、温室框架和模块化仓储货架立柱。轻量化型材——通常比同等热轧型材轻40%–60%——降低了运输成本并简化了现场搬运，同时不牺牲承载能力。
获取冷弯C型槽钢的竞争力报价
与认证制造商合作，享受钢厂直销价格和5公吨起的灵活订购量。无论您需要标准目录尺寸还是定制设计的型材，我们的工程团队提供全面的技术咨询，以优化您的项目规格。
- 24/7客户支持
- 免费样品供质量评估
- 批量订单竞争力定价
- 专业技术咨询
立即联系我们，24小时内获取免费报价！
评分与评价
Helen Cartwright
United Kingdom
2025-01-25
Initial Labeling Issue Resolved Professionally
Ordered 6 MT of C200×65×2.5 lipped channels for a cable management project. When the shipment arrived in Sheffield, we noticed some bundles had incorrect grade labels—marked A36 instead of A572 Gr.50. Raised the issue with their support team and they responded within hours, cross-referencing heat numbers against the MTCs to confirm the material was indeed Gr.50 as ordered. They sent corrected documentation the next day and offered a small credit for the inconvenience. The actual product quality was fine—dimensions and coating were on point. Giving 3 stars mainly because labeling accuracy matters in our industry, but I acknowledge they handled the resolution well.
Ahmed Al-Rashidi
UAE
2025-02-27
Competitive Pricing on Bulk C Channel Order
We sourced 22 metric tons of C300×100×6.0 in ASTM A572 Gr.50 for heavy-duty purlin applications in an industrial facility in Abu Dhabi. The mill-direct pricing was genuinely competitive—saved roughly 8-10% versus regional traders. Mechanical properties were confirmed via MTC with yield at 355 MPa and tensile at 468 MPa. Delivery took about 38 days to Jebel Ali port, slightly longer than initially quoted but within acceptable range. Zinc coating thickness on the hot-dip galvanized finish tested at Z180, meeting our corrosion resistance requirements for coastal proximity.
Tom Richardson
Australia
2025-03-21
Good Value for Pre-Galvanized C Channels
Ordered 8 metric tons of pre-galvanized C150×50×1.6 for drywall stud partitions in a commercial fitout project in Melbourne. Price per ton was about 12% lower than local distributors, even with shipping factored in. Quality was solid—flanges were straight and web depth measured within tolerance. Only minor point: packaging could be slightly better for sea freight, as a few pieces had minor surface scratches on arrival. Nothing structural, just cosmetic. Overall good value and would order again for non-exposed applications.
Priya Nair
India
2025-04-12
Third Order This Year — Consistently Good Quality
This is our third purchase in 2025—total about 42 metric tons of C channels ranging from C75×35×1.5 to C200×80×3.0 for cable tray systems and greenhouse frames across multiple sites. Every shipment has been on specification with no rejections from our incoming inspection. The weight savings compared to hot-rolled sections reduced our transport costs by nearly 45% on the greenhouse project. We've now made them our primary C channel supplier. Looking forward to placing our Q3 order for a modular storage rack project in Chennai.
David Thornton
United States
2025-05-04
Great Service and Fast Sample Turnaround
Before committing to a 15 MT order for wall girt applications, we requested free samples of C150×65×2.5 in ASTM A36. Samples arrived within 10 days—clean bends, sharp corners with proper inside bend radii around 1.5t. Our QC team ran independent tensile tests per ASTM A370 and results were consistent with the provided mill certificates. The sales team was responsive around the clock, answering technical questions about section modulus values for our curtain wall support design. Pricing was competitive against two other quotes we received.
Markus Breitner
Germany
2025-05-26
Reliable Supply for Mezzanine Floor Framing
Purchased C200×80×4.0 channels in S350GD+Z grade per EN 10346 for a mezzanine floor project in our logistics center. Section properties matched the catalog values—moment of inertia verified at 486 cm⁴ which aligned with our FEA model. Surface finish was clean with no deformation at the lip stiffeners. We appreciated the custom 7,500 mm cut lengths which reduced our on-site fabrication time significantly. Documentation was thorough and professionally prepared. Solid manufacturer for European specification requirements.
Sarah Jennings
United Kingdom
2025-06-18
G90 Galvanized Channels Perfect for Solar Racking
We've been sourcing galvanized C channels for our PV mounting systems and this supplier delivers outstanding quality. Ordered C100×50×2.0 with Z275 hot-dip galvanized finish—zinc coating measured at 285 g/m² on our end, exceeding the minimum spec. The lipped profile provides excellent rigidity for our rail designs. We installed over 4,000 linear meters across three solar farms in Wales. The EN 10204 Type 3.1 certificates made our project approval process seamless. Their technical team also helped us select the optimal section for wind load calculations.
James Whitfield
United States
2025-07-03
Exceptional Dimensional Accuracy on C250×75×3.0 Purlins
We ordered 28 metric tons of cold formed C channels—C250×75×3.0 in ASTM A572 Grade 50—for a warehouse purlin system spanning 8.5 meters between frames. Every piece arrived within the ±1.0 mm web tolerance stated on the MTC. Tensile coupon results showed 362 MPa yield, well above the 345 MPa minimum. Our structural engineer was impressed with the consistency across the entire batch. Delivery to Houston port took 32 days, which matched the quoted lead time exactly. We'll be specifying these for our next pre-engineered building project.
了解供应商
Factory Introduction
Hongji Profiles Co., Ltd. is a professional manufacturer and supplier specializing in the R&D, production and sales of high-quality steel profiles. With years of experience in the metallurgical industry, we have earned a solid reputation for reliability, precision and customer-centric service, providing global clients with premium steel profile solutions for diverse industrial and architectural needs.
Our core business covers a full range of steel profiles, including angle steel, channel steel, I-beams, H-beams, C-section steel, Z-section steel, flat steel and custom special steel profiles. These products are widely applied in building structures, bridges, transmission towers, industrial machinery, automotive components and shipping. We strictly control material selection, adopting high-quality steel grades such as S235JR, S355JR, SS400, A36 and Q355 series to ensure excellent mechanical properties, durability and corrosion resistance.
Customer feedback
FAQ
Q:
Which international standards do your channel steels meet?
A:They meet EN 10025-2, JIS G3101, ASTM A36, and other standards. We provide CE/JIS certification, MTR certificates, and SGS third-party reports to ensure seamless customs clearance in the EU and Japanese markets.
Q:
Is anti-corrosion treatment of channel steel suitable for long-distance sea freight?
Q:
How do I choose the specifications? Do you support customization?
Q:
How is quality inspected and guaranteed?
Q:
What are the advantages of exporting channel steel compared to H-beams?
Q:
Can semi-finished products be exported?
可定制
超低价
$580
1-49 吨
基准价
$554
50-99 吨
4.5% 优惠
$542
≥100 吨
6.6% 优惠
价格有效期：随行就市
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
