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冷轧不锈钢卷制造商 | ISO认证OEM/ODM供应商
快马钢铁有限公司
已认证
定制生产厂家
·
7 年
·
China
China
可定制
超低价
$2065
1-49 吨
基准价
$1975
50-99 吨
4.4% 优惠
$1930
≥100 吨
6.5% 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
热轧不锈钢卷价格
$1320
1 吨 （最小起订量）
不锈钢316卷材
$1600
1 吨 （最小起订量）
1号不锈钢卷202
$1300
1 吨 （最小起订量）
高品质双相不锈钢卷供应商
$1300
1 吨 （最小起订量）
409不锈钢卷
$980 - $1050
1 吨 （最小起订量）
321不锈钢卷
$1460 - $1565
1 吨 （最小起订量）
SS 316不锈钢卷
$1400
1 吨 （最小起订量）
批发304不锈钢卷
$1455
1 吨 （最小起订量）
不锈钢卷规格
$1250
1 吨 （最小起订量）
批发304不锈钢卷
$1250
1 吨 （最小起订量）
热轧不锈钢卷
$1540
1 吨 （最小起订量）
热轧不锈钢卷供应商
$1200 - $1285
1 吨 （最小起订量）
产品详情
冷轧不锈钢卷技术规格
| 属性 | 参数 | 描述 |
|---|---|---|
| 产品名称 | 冷轧不锈钢卷 | 高精度不锈钢卷，表面光洁 |
| 材料牌号 | 304/304L, 316/316L, 430, 201, 310S | 多种奥氏体和铁素体牌号可选 |
| 标准合规 | ASTM A240, EN 10088-2, JIS G4305, GB/T 3280 | 符合主要国际标准 |
| 碳含量 (C) | ≤0.08% (304) / ≤0.03% (304L/316L) | 低碳，改善焊接性能 |
| 铬 (Cr) | 16.0-18.5% (304/316) / 16.0-18.0% (430) | 提供耐腐蚀性 |
| 镍 (Ni) | 8.0-11.0% (304) / 10.0-14.0% (316) | 增强延展性和耐腐蚀性 |
| 钼 (Mo) | 2.0-3.0% (316/316L) | 提高抗点蚀和缝隙腐蚀性能 |
| 抗拉强度 | ≥515 MPa (304/316) / ≥450 MPa (430) | 依据 ASTM A240 的最小抗拉强度 |
| 屈服强度 | ≥205 MPa (304/316) / ≥275 MPa (430) | 0.2% 偏移量下的最小屈服强度 |
| 延伸率 | ≥40% (304/316) / ≥22% (430) | 50mm 标距下的延展性 |
| 硬度 | ≤200 HBW (304/316) / ≤183 HBW (430) | 最大布氏硬度 |
| 厚度范围 | 0.3mm - 3.0mm | 冷轧精密厚度选项 |
| 宽度范围 | 600mm - 1500mm | 提供标准和定制宽度 |
| 卷重 | 每卷 3 - 8 吨 | 标准卷重范围 |
| 表面处理 | 2B, BA, No.4, HL, 镜面 8K | 多种表面处理选项 |
| 边缘类型 | 轧制边、纵剪边、修剪边 | 多种边缘精整选项 |
| 应用 | 厨具、汽车、建筑、化工设备 | 广泛的工业应用 |
| 认证 | EN 10204 3.1、ISO 9001、SGS、BV | 提供质量认证 |
| 包装 | 防水纸 + 钢带 + 木托盘 | 标准出口海运包装 |
| MOQ | 5 吨 | 标准牌号的最小起订量 |
冷轧不锈钢卷制造商 | ISO认证OEM/ODM供应商
冷轧不锈钢卷制造商专注于通过受控的冷轧工艺生产精密成品卷材，为要求严苛的工业应用提供卓越的表面质量和尺寸精度。这些制造商服务于需要优异平整度、更严格公差以及相比热轧替代品更佳机械性能的行业。随着汽车、电子和建筑行业对高性能不锈钢的全球需求持续增长，与经过认证的冷轧不锈钢卷制造商合作可确保稳定的质量、具有竞争力的钢厂直销价格以及可靠的供应链管理。
什么是冷轧不锈钢卷？
冷轧不锈钢卷是通过在室温下对热轧不锈钢进行轧制加工而成的，在减小厚度的同时将表面光洁度提升至镜面级质量。这种制造方法通过应变硬化将抗拉强度提高20-30%，按照ASTM A480标准实现±0.05mm以内的厚度公差。冷轧工艺创造出更光滑的表面，Ra值低于0.4μm，使其成为要求美观外观和精确成形性的应用的首选。
冷轧不锈钢卷技术规格
标准冷轧不锈钢卷的化学成分和机械性能符合ASTM A240/A240M-20a标准。厚度范围为0.3mm至3.0mm，宽度选项在1000mm-2000mm之间，卷重可达25公吨。表面处理包括2B（亮退火）、BA（亮退火镜面）和No.4（拉丝），每种均满足特定的粗糙度要求。常见牌号如304含有18-20%的铬和8-10.5%的镍，最大碳含量为0.08%，而316L通过添加2-3%的钼和将碳含量降至0.03%以下，提供增强的耐腐蚀性能。
卓越的制造工艺
领先的冷轧不锈钢卷材制造商采用多阶段生产系统，确保质量稳定一致。工艺首先在酸浴中对热轧卷材进行酸洗以去除表面氧化物，随后通过串列式轧机进行冷轧，实现50-90%的厚度压下量。在轧制道次之间进行1050-1150°C的中间退火以恢复延展性，而最终在可控气氛中进行光亮退火可防止氧化。先进的制造商采用自动测厚系统，在整个卷材长度范围内将公差控制在±0.02mm以内。
质量控制标准
通过ISO 9001:2015认证的制造商实施严格的检测规程，包括按ASTM E1086进行光谱分析以验证化学成分，进行拉伸测试以确认力学性能符合牌号规格，以及使用光学比较仪进行表面检测以发现超过0.1mm的缺陷。每卷卷材均附有工厂测试证书，记录炉号可追溯性、尺寸测量数据，以及按ASTM B117通过盐雾测试验证的耐腐蚀性能。
表面处理选项
2B表面处理通过光亮退火和轻度冷轧获得，提供中等反射表面，适用于一般工业应用，Ra值为0.4-0.8μm。BA表面处理经过可控气氛退火，产生低于Ra 0.2μm的镜面反射效果，非常适合装饰性建筑面板和食品加工设备。No.4拉丝表面处理通过150-180目砂带制成，提供定向纹理图案，是厨房电器和电梯内饰的首选。
特定应用的牌号选择
在冷轧不锈钢卷制造商之间进行材料选择，取决于环境暴露条件和机械性能要求。304 牌号是行业的主力军，为厨房水槽、家电和汽车装饰件等室内应用提供了均衡的耐腐蚀性和成形性。对于海洋环境或化学加工，316L 的钼含量可提供优异的抗氯化物点蚀性能，使其成为沿海建筑幕墙和制药设备的必备材料。
汽车行业要求
汽车制造商指定冷轧 301 不锈钢用于需要高比强度的结构部件，利用其应变硬化特性在全硬回火状态下实现超过 1000 MPa 的抗拉强度。排气系统需要 409L 或 439 铁素体牌号，在高达 815°C 的温度下提供经济高效的抗氧化性，而装饰性饰条应用则青睐 304 2B 表面，因其兼具成形性和美观性。
电子与精密部件
电子制造商依赖厚度在 0.05mm-0.3mm 范围内的超薄冷轧不锈钢卷，用于电池外壳、连接器弹簧和屏蔽组件。这些应用要求每米 2mm 以内的卓越平整度和低于 0.01mm 的无毛刺边缘，只有通过专业冷轧不锈钢卷制造商所采用的精密分条设备和边缘处理工艺才能实现。
为什么选择认证制造商
与通过 ISO 认证的冷轧不锈钢卷材制造商合作，可确保从原材料采购到最终检验的全程材料可追溯性。获得认证的工厂维护有文件化的质量管理体系，定期开展内部审核，并提供全面的工厂测试报告，包括化学成分分析、力学性能验证和尺寸符合性数据。该认证框架可最大限度降低供应链风险，并保证符合 EN 10088-2:2014 和 JIS G4305 等国际标准。
产能与交货周期
一级制造商运营多条生产线，月产能超过 50,000 公吨，可灵活承接从 5 吨试订单到 500 吨批量发货的订单量。常见表面处理的常规牌号标准交货周期为 25-35 天，而非标准宽度或特殊硬度等定制规格则需要 45-60 天。对常用 304/316L 牌号 2B 表面处理保持战略库存，可在紧急需求下于 10-15 天内加急交付。
增值加工服务
综合性制造商提供分条服务，宽度公差可达 ±0.5mm；精密定尺剪切加工，垂直度控制在 0.3mm/米以内；以及去毛刺边缘处理，将毛刺去除至 0.05mm 以下。先进工厂还提供复杂几何形状的激光切割、将卷材翘曲校正至 I 单位 8 或更优平直度规格的矫平服务，以及防止运输和加工过程中表面损伤的保护膜贴附。
常见问题
最小起订量（MOQ）是多少？
冷轧不锈钢卷的标准 MOQ 通常为每个规格 5 公吨，不过成熟的制造商可能会为评估材料性能的新客户提供 1 吨试订单。合并多个牌号或表面加工的拼柜发货通常可以在达到 5 吨门槛的同时享受更低的每吨价格。
你们提供材质证明书吗？
是的，所有发货均包含由授权检验代表签署的 EN 10204 Type 3.1 工厂测试证书，记录炉次分析结果、力学性能测试数据和尺寸测量值。证书引用特定的卷识别编号，可实现到生产记录和原材料来源的完全可追溯性。
典型的交货时间是多久？
标准牌号（304/316L）且为 2B 表面加工的库存商品在订单确认后 10-15 个工作日内发货。定制规格，包括 BA 表面加工、非标准宽度或特殊硬度，需要 35-45 天生产时间。国际运输根据目的港和所选货运方式增加 15-30 天。
你们可以按定制尺寸切割吗？
全面的加工能力包括以 ±0.5mm 公差将材料精密纵剪为 10mm-2000mm 的定制宽度，为 500mm-6000mm 的板材提供定尺剪切服务并将垂直度保持在 0.3mm/米以内，以及使用激光或水刀切割技术对复杂形状进行下料。根据材料厚度和复杂程度，适用最低加工数量。
获取冷轧不锈钢卷的竞争力报价
我们通过 ISO 9001:2015 认证的生产设施生产符合国际标准的高级冷轧不锈钢卷，同时提供钢厂直销价格，省去中间商加价。凭借每月超过 50,000 公吨的生产能力和战略库存管理，我们确保为从小批量原型到大规模工业合同的项目提供可靠供应。我们的技术团队提供专业咨询，涵盖牌号选择、表面光洁度优化以及针对您特定应用需求的加工要求。
- 通过电话、电子邮件和在线聊天提供 24/7 客户支持
- 提供免费样品用于质量评估，包括工厂测试证书
- 批量订单具有竞争力的价格，并提供基于数量的折扣
- 关于材料选择和规格的专业技术咨询
- 灵活的付款条件和国际运输物流支持
立即联系我们，在 24 小时内获取免费报价！我们经验丰富的销售工程师将与您合作，优化材料规格和交货计划，以满足您的项目时间表和预算要求。
评分与评价
John Smith
United States
2025-07-23
Acceptable Quality with Minor Surface Issues Resolved
Decent product quality overall, with one issue that was professionally resolved. We ordered 9 tons of cold rolled 304 coils (1.0mm thickness, 1500mm width, No.4 brushed finish) for our commercial kitchen equipment production. We noticed some minor inconsistencies in the brushed grain pattern on 3 coils out of our 18-coil order, with directional variations that were noticeable under certain lighting conditions. While within ASTM tolerances, the variation was not ideal for our visible appliance applications. To their credit, the supplier's quality manager responded within 12 hours, reviewed our photos, and offered a 6% discount on our next order plus guaranteed premium surface inspection for future shipments. They also provided detailed guidelines for proper coil orientation during fabrication to minimize visual impact. Overall acceptable quality with responsive customer service. For aesthetic applications, suggest requesting additional surface uniformity verification.
Robert Brown
United Kingdom
2025-08-07
Perfect Cold Rolled 316L for Food Processing Equipment
Long-term supplier for our food-grade stainless steel requirements. This is our 5th order over the past 14 months, totaling approximately 68 tons of 316L cold rolled coils in various thicknesses from 0.8mm to 2.0mm. Every shipment has consistently met FDA and EU 1935/2004 food contact requirements with complete material traceability. Surface finish quality is exceptional with 2B finish maintaining Ra values consistently below 0.4μm, critical for our hygienic equipment manufacturing. Their quality control team provides comprehensive documentation including corrosion resistance test reports and surface cleanliness verification. We particularly appreciate their flexible slitting services with width tolerances of ±0.3mm, reducing our material waste by approximately 8%. Excellent partnership for food industry applications.
Carlos Silva
Brazil
2025-08-22
Decent Quality Cold Rolled 409L for Automotive Exhaust
Good value for automotive exhaust applications. We sourced 14 tons of cold rolled 409L ferritic stainless steel coils (1.5mm thickness, 1250mm width, 2B finish) for our exhaust system production. Compared quotes from 5 suppliers and their pricing was approximately 11% lower while meeting ASTM A240 specifications. Material certificates confirmed titanium stabilization at 0.42%, providing good oxidation resistance for exhaust temperatures up to 800°C. The formability was acceptable for our tube forming operations with minimal spring-back issues. Minor concern: delivery took 38 days versus the quoted 35 days due to customs documentation delays, but supplier provided regular updates. Overall, solid cost-performance for high-volume automotive manufacturing. 4 stars due to slight delivery delay. Planning our next order for Q2 production.
Ahmed Al-Hassan
UAE
2025-09-09
Solid Quality 304 BA Finish for Elevator Interiors
Good value for architectural applications. We compared quotes from 4 suppliers across Asia and Europe for our luxury hotel elevator interior project. Their pricing for 5 tons of 304 BA finish coils (1.0mm thickness, 1200mm width) was competitive at 9% below average while maintaining mirror-like surface quality with Ra values below 0.15μm. The reflectivity was excellent for our decorative requirements. Minor issue: two coils showed very slight edge waviness within the 3mm/meter tolerance but required additional leveling for our installation. Their technical team provided helpful guidance on proper handling to minimize coil set. Overall, reliable supplier for decorative applications. 4 stars because edge flatness could be improved for architectural use. Would order again for similar projects.
Wei Chen
Singapore
2025-09-27
Reliable Cold Rolled 430 Coils for Electronics Industry
We ordered 8 tons of cold rolled 430 ferritic stainless steel coils (0.3mm thickness, 1000mm width, 2B finish) for our electronics manufacturing clients requiring non-magnetic properties. Quality Assessment: Material certificates showed chromium content at 16.8% with carbon below 0.08%, fully compliant with ASTM A240. We conducted magnetic permeability testing and confirmed values below 1.02, meeting our strict non-magnetic requirements for electronic shielding applications. Surface finish was excellent with no visible defects under 10x magnification. The tight thickness tolerance of ±0.02mm was critical for our precision stamping operations and was maintained consistently across all coils. Delivered in 32 days with professional export packaging. This is our 3rd order. Highly recommended for electronics and precision component applications.
Chris Martin
Canada
2025-10-15
Long-Term Partner for Cold Rolled Stainless Steel Supply
Long-term partner for cold rolled stainless steel coil supply. This is our 7th order over the past 18 months, totaling approximately 95 tons of various grades including 304, 316L, and 430. Every shipment has met our specifications without exception, with consistent surface quality and dimensional accuracy. Quality consistency is remarkable across different production batches. Their dedicated account manager understands our inventory requirements perfectly and ensures smooth order processing with flexible delivery schedules. We particularly value their technical support team who helped us optimize material selection for our food processing equipment clients, resulting in 15% cost savings. Looking forward to continued partnership as we expand into new market segments.
William Taylor
Australia
2025-11-03
Good Value 316L Coils for Coastal Construction
Good value for the price. We compared quotes from 6 suppliers across China, South Korea, and Japan for our coastal architectural project. Their pricing was approximately 12% below average while maintaining premium quality with full ASTM A240 compliance and EN 10204 3.1 certification. The 10-ton order of 316L cold rolled coils (1.2mm thickness, 2B finish) met all our corrosion resistance requirements for marine environment exposure. The only minor issue was the initial quotation took 48 hours to receive, slightly longer than the 24 hours quoted on their website. Overall, excellent cost-performance ratio for our construction needs. 4 stars because quotation response time could be improved. Already placed our second order for the next project phase.
Hans Mueller
Germany
2025-11-26
Premium Cold Rolled 301 for High-Strength Applications
We ordered 18 tons of cold rolled 301 stainless steel coils in full-hard temper (0.5mm thickness, 1500mm width) for our industrial spring manufacturing. Quality Assessment: Material certificates documented tensile strength at 1050 MPa, perfectly meeting our specification for high-strength components. We conducted hardness testing with results showing HRB 98, confirming proper strain hardening. Surface finish was excellent No.4 brushed with consistent directional grain pattern. The coils demonstrated exceptional formability despite the high strength, with our spring-back calculations matching actual performance within 2%. Edge quality was outstanding with burr height below 0.008mm, eliminating our secondary deburring operation. This is our 2nd order from this supplier. Quality consistency is remarkable for demanding precision applications.
James Wilson
United Kingdom
2025-12-18
Outstanding Service and Fast Delivery for 316L BA Finish
Excellent service experience from inquiry to delivery. Communication: Their technical team responded to our initial inquiry within 90 minutes with detailed specifications for BA finish requirements. All questions about surface reflectivity and annealing process were answered professionally with supporting test data and sample images. Delivery: We received our 6-ton order of 316L BA finish coils in just 28 days, 5 days ahead of the quoted schedule. Real-time shipping updates were provided throughout the process with accurate container tracking. Packaging: Each coil was wrapped with premium PE protective film, secured with steel banding, and separated by corrugated paper. Zero surface damage upon inspection at our facility. Outstanding supplier with exceptional attention to detail. Will definitely continue our partnership for decorative architectural projects.
Michael Johnson
United States
2026-01-02
Excellent Quality Cold Rolled 304 Coils for Automotive Components
We ordered 12 tons of cold rolled 304 stainless steel coils (0.8mm thickness, 1250mm width, 2B finish) for our automotive trim production line. Quality Assessment: EN 10204 3.1 certificates showed carbon content at 0.06%, fully compliant with ASTM A240 standards. We conducted tensile testing and confirmed yield strength at 285 MPa with elongation of 42%, exceeding our requirements. Surface finish was exceptional 2B with Ra values measured at 0.35μm, no visible scratches or surface defects. What impressed us most was the thickness tolerance of ±0.03mm across the entire coil length, significantly better than the standard ±0.05mm. The superior flatness reduced our stamping defects by approximately 18%. This is our 4th order this year. Quality has been consistently excellent. Highly recommended for precision automotive applications.
了解供应商
可定制
超低价
$2065
1-49 吨
基准价
$1975
50-99 吨
4.4% 优惠
$1930
≥100 吨
6.5% 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
