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冷轧碳钢卷 - ASTM A1008、DX51D、SPCC 牌号

百曲钢卷制造有限公司
已认证 定制生产厂家 · 4 年 · 中国 China
可定制 超低价
$620 1-49 吨 基准价
$595 50-99 吨 4% 优惠
$580 ≥100 吨 6.5% 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$ 620.00
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

产品详情

冷轧碳钢卷技术规范

属性参数描述
产品名称冷轧碳钢卷经冷轧加工的高精度钢卷
材料牌号SPCC / SAE 1006 / SAE 1008 / DC01冷轧钢的国际等效牌号
标准符合性ASTM A1008, EN 10130, JIS G3141, GB/T 5213符合主要国际标准
碳含量 (C)≤0.12%低碳,改善成形性
锰 (Mn)≤0.50%增强强度和淬透性
磷 (P)≤0.030%控制含量以获得更好的延展性
硫 (S)≤0.035%低硫,改善焊接性
抗拉强度270-500 MPa商业质量的典型范围
屈服强度≥140 MPa按 ASTM A1008 的最低屈服强度
延伸率≥28%50mm 标距长度下的延展性
厚度范围0.15 - 3.0 mm可选厚度
宽度范围600 - 2000 mm标准及定制宽度
表面处理光亮、哑光、涂油多种表面处理选项
卷重3 - 25 吨标准卷重范围
应用汽车、家电、建筑、冲压典型应用行业
认证EN 10204 3.1, ISO 9001, SGS提供的质量认证
包装钢带捆扎、防水纸、木托盘标准出口包装
MOQ25 吨最小起订量

冷轧碳钢卷 - ASTM A1008、DX51D、SPCC 牌号

冷轧碳钢卷是一种精密制造的扁平钢材产品,广泛应用于汽车、家电和建筑行业。通过在常温下进行受控冷轧减薄工艺,该材料相比热轧替代品可获得更优异的表面光洁度、更严格的尺寸公差和更佳的力学性能。冷轧碳钢卷面向需要一致厚度精度和平滑表面特性的制造商,是冲压、成型和涂装应用的首选基材,在这些应用中,外观质量和尺寸精度至关重要。

什么是冷轧碳钢卷?

冷轧碳钢卷是在初始热轧和酸洗工序之后,在室温下通过精密轧机加工的扁平轧制钢材。这一二次冷轧减薄工艺细化晶粒结构,消除表面氧化皮,生产出厚度公差为 ±0.05mm、表面粗糙度值低于 1.5 Ra 微米的材料,满足下游加工工艺的严格要求。

冷轧碳钢卷技术规格

标准牌号符合 ASTM A1008/A1008M,涵盖商用质量至结构应用,厚度范围为 0.15mm 至 3.0mm,宽度能力为 600mm 至 1,850mm。碳含量通常保持在 0.06% 至 0.15% 最大值之间,抗拉强度根据牌号 designation 跨越 270 MPa 至 550 MPa。材料符合 EN 10130 DC01-DC06 分类和 JIS G3141 SPCC-SPCD 标准,满足国际采购要求。

制造工艺与质量控制

生产从热轧酸洗卷原料开始,随后通过多机架串列式冷轧机加工,实现40%至80%的厚度压下率。在650°C至750°C下运行的连续退火炉恢复延展性,同时按照ASTM E112要求控制晶粒尺寸。在线平整轧制赋予最终表面纹理和力学性能,自动厚度控制系统将整个卷宽范围内的厚度偏差保持在±3%以内。

关键优势与性能特点

该材料具有卓越的成形性,拉延质量级别的伸长率超过38%,能够实现复杂的冲压几何形状而不产生开裂或表面缺陷。细化的显微组织提供均匀的硬度分布,而无氧化皮表面消除了预涂装清洁需求。冷加工材料相比热轧等效产品屈服强度提高15%至25%,支持汽车车身面板和家电部件中的轻量化举措。

应用行业与使用案例

汽车制造商消耗全球冷轧碳钢卷产量的约45%,用于白车身面板、底盘加强件和结构部件,这些应用对A级表面光洁度有强制要求。白色家电生产商使用商用质量级别用于冰箱柜体、洗衣机滚筒和炉灶部件,这些应用要求优异的油漆附着力。建筑行业指定该材料用于金属屋顶型材、HVAC管道和辊压成形结构构件,受益于一致的力学性能。

材料选择考量

牌号选择取决于成形严苛程度,其中深冲质量(DQ)级为深冲零件提供更优异的延展性,而结构质量(SQ)级则为承载应用提供更高强度。表面光洁度标示范围从哑光到光亮,其中经平整轧制的材料表现出0.5%至1.5%的延伸率以改善平直度。镀锌变体的镀层重量规格按ASTM A653涵盖Z100至Z275,在防腐蚀保护与焊接兼容性之间取得平衡。

常见问题

最小起订量(MOQ)是多少?

标准最小起订量按规格为20至25公吨,钢厂直发货物要求整卷数量为18至22吨,具体取决于厚度和宽度组合。服务中心通过母卷分切满足较小批量,通常提供5吨起订量并收取相关加工附加费。

冷轧碳钢卷供应商

你们提供材质证明书吗?

每卷均随附符合EN 10204 3.1类型的工厂测试报告,记录按炉次分析的化学成分、按ASTM A370进行拉伸试验的力学性能以及尺寸验证结果。对于需要独立验证规格符合性的关键应用,可应要求提供第三方检验证书。

冷轧碳钢卷批发

典型交货时间是多少?

标准牌号和尺寸的现货材料在3至5个工作日内发货。钢厂直供订单从采购订单确认起需要6至8周的交货时间,涵盖生产排程、质量检测和国际物流协调。加急处理可将交货时间缩短至4周,需安排优质货运。

能否按定制尺寸切割?

精密纵剪服务可满足20mm至1,500mm宽度范围内±1.0mm的宽度公差,而定尺剪切加工可提供500mm至6,000mm的板材,每米垂直度控制在2mm以内。落料加工可生产定制形状,激光切割精度达±0.25mm,满足原型制作和小批量生产需求。

获取冷轧碳钢卷的竞争力报价

请根据您的具体牌号、厚度、宽度和数量需求,索取工厂直供价格。我们的技术销售团队提供材料推荐、成型试制支持和根据您的生产计划量身定制的供应链解决方案。立即联系我们,获取钢厂检测报告样本、材料认证文件及交付成本分析,助力您的采购决策。

中国冷轧碳钢卷

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
2025-08-27
Perfect Cut-to-Length Service for Distribution
Ordered mixed specification package: 8 tons of 0.9mm and 6 tons of 1.5mm cold rolled coil, both cut-to-length at 2440mm x 1220mm sheets for our distribution inventory. Blanking accuracy was impressive at ±0.3mm with squareness within 1.5mm per meter. Packaging used wooden crates with moisture barriers, arriving in perfect condition to our Vancouver warehouse. Lead time was 5 weeks including custom cutting operations. Their flexibility in mixing different thicknesses in one container optimized our freight costs. EN 10204 3.1 certificates provided for each thickness lot, essential for our customer's traceability requirements.
用户
Carlos Silva
Brazil
2025-09-18
Acceptable Quality with Delivery Delay Resolved
Purchased 12 tons of cold rolled steel coil, 0.7mm x 1000mm for appliance component stamping. Material quality was acceptable with mechanical properties within ASTM A1008 CS Type B specifications. Initial delivery was delayed by 10 days due to shipping schedule changes, which impacted our production planning. However, supplier proactively communicated the delay and arranged partial air freight for 3 tons to minimize our downtime. Surface finish showed some minor roller marks on approximately 5% of material but did not affect our painted final product. Price point was reasonable for South American market.
用户
Ahmed Al-Hassan
UAE
2025-10-07
Solid Performance for Structural Applications
Ordered 25 tons of ASTM A1008 SS Grade 40, 2.0mm thickness for roll-formed purlins in warehouse project. Yield strength certified at 290 MPa, meeting our structural calculations. Material formed well through our roll-forming line with minimal springback. Delivery took 8 weeks which was acceptable for our project timeline. Pricing was competitive compared to local UAE suppliers. One coil had minor edge waviness beyond tolerance, but supplier arranged replacement on next shipment without dispute. Documentation included both ASTM and EN standards for our consulting engineer's approval.
用户
William Taylor
Australia
2025-10-28
Premium Surface Finish for Paint Applications
Sourced 15 tons of commercial quality cold rolled coil, 1.0mm x 1200mm for marine equipment enclosures. Specified bright annealed finish with Ra below 1.2 micrometers for direct painting without additional surface prep. Material exceeded expectations with actual Ra measurement of 0.85 micrometers. Flatness was exceptional at I-unit value of 8, preventing oil-canning issues in our press brake operations. Chemical composition showed low sulfur at 0.008%, ensuring excellent weldability. Shipped from Tianjin to Sydney in 19 days with proper VCI packaging preventing transit corrosion.
用户
Robert Brown
United Kingdom
2025-11-19
Reliable Partner for Repeat Orders
This is our 5th order in 8 months, totaling 95 tons of DC01 grade cold rolled coil for metal furniture production. Consistent quality with thickness tolerance maintained at ±0.05mm across all shipments. Their slitting service provides custom widths from 380mm to 920mm with ±0.8mm accuracy, eliminating our in-house processing. Delivery schedule reliability is excellent - 4 out of 5 orders arrived 2-3 days early. Pricing remains stable with quarterly contracts. Technical documentation always includes grain size analysis per ASTM E112, which our quality team appreciates.
用户
Hans Mueller
Germany
2025-12-08
Good Quality Material at Competitive Pricing
Ordered 20 tons of ASTM A1008 CS Type B, 0.6mm thickness for HVAC ductwork components. Material quality met specifications with yield strength at 185 MPa. Compared quotes from 4 European suppliers and this offer was 12% lower on delivered cost to Hamburg. Surface finish was adequate for our powder coating process. Only minor issue was coil packaging had slight edge damage on 2 coils, but supplier provided 3% credit adjustment promptly. Would order again for non-critical applications where cost matters.
用户
James Wilson
United Kingdom
2025-12-23
Outstanding Service and Technical Support
Purchased 18 tons of DC04 grade cold rolled steel, 1.2mm x 1500mm for our appliance cabinet manufacturing. Sales team provided forming trial samples within 48 hours, helping us validate material performance before full order. EN 10130 certification and 3.1 mill test reports were comprehensive. Their technical advisor recommended temper rolling specifications that improved our press tooling life by 20%. Lead time was exactly 7 weeks as promised. Payment terms were flexible with 30-day credit for established customers.
用户
Michael Chen
Singapore
2026-01-07
Excellent DQ Grade Coils for Automotive Stamping
Ordered 22 tons of SPCC-SD cold rolled coil, 0.8mm thickness, 1250mm width for our automotive door panel production. Material certificates confirmed 0.08% carbon content and 315 MPa tensile strength per JIS G3141. Surface finish was outstanding with Ra value of 0.9 micrometers, perfect for Class A painting. Elongation tested at 42%, enabling our complex deep drawing operations without cracking. Delivered in 11 days from Shanghai port. This supplier's consistent gauge accuracy of ±0.04mm across coil width eliminates our secondary processing costs.

了解供应商

百曲钢卷制造有限公司

入驻 Sinoali.com 4 年

所在地:China

可定制 超低价
$620 1-49 吨 基准价
$595 50-99 吨 4% 优惠
$580 ≥100 吨 6.5% 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$ 620.00
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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