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不锈钢板材卷材供应商 - ISO认证B2B制造商与出口商

快马钢铁有限公司
已认证 定制生产厂家 · 7 年 · 中国 China
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$1285 1-49 吨 基准价
$1230 50-99 吨 4.3% 优惠
$1200 ≥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$ 1,285.00
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产品详情

领先供应商不锈钢板卷技术规格

属性参数描述
产品名称不锈钢板卷冷轧或热轧卷状不锈钢
材质牌号304/304L, 316/316L, 201, 430, 310S可提供常用奥氏体和铁素体牌号
标准合规ASTM A240, EN 10088-2, JIS G4304, 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)16.0-26.0%根据牌号提供耐腐蚀性
镍 (Ni)8.0-22.0%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按 ASTM A240 的最低抗拉强度
屈服强度≥205 MPa奥氏体牌号的最低屈服强度
延伸率≥40%50mm 标距内的延展性
厚度范围0.3 - 6.0 mm标准卷材厚度选项
宽度范围1000 - 2000 mm工业应用常用卷材宽度
卷重3 - 10 tons标准卷重范围
表面处理2B, BA, No.4, HL, Mirror, Embossed可提供多种表面处理选项
边缘类型Mill Edge, Slit Edge, Trimmed Edge根据应用选择边缘处理方式
应用Construction, Automotive, Kitchen Equipment, Chemical Processing典型应用行业
认证EN 10204 3.1/3.2, ISO 9001, CE, SGS供应商提供的质量认证
包装防水纸、钢带、木托盘用于卷材保护的标准出口包装
MOQ1 - 5 tons最低起订量因供应商而异

不锈钢板卷供应商 - ISO认证B2B制造商与出口商

不锈钢板卷供应商是需要在连续形态下使用耐腐蚀、高强度材料的行业的关键合作伙伴。这些专业制造商提供各种牌号的钢厂直供不锈钢卷,包括 304、316L、430 和双相合金,按照 ASTM A240、EN 10088-2 和 JIS G4305 等严格国际标准制造。凭借从精密纵剪到定制宽度加工的能力,专业供应商为汽车制造、建筑幕墙、食品加工设备和化工处理应用提供具有成本效益的解决方案,在这些应用中材料一致性和表面质量至关重要。

中国不锈钢板卷供应商

什么是不锈钢板卷?

不锈钢板卷是指通过热轧或冷轧工艺生产的连续卷绕不锈钢材料,通常以 3 至 25 公吨的卷重供应。这些卷材的标准宽度为 1000mm 至 2000mm,厚度公差为 ±0.05mm,符合 ASTM A480 要求,使下游加工商能够通过纵剪、冲裁或辊压成型操作实现精确的部件尺寸。

不锈钢板卷技术规格

专业级不锈钢卷符合 ASTM A240/A240M-20a 化学成分要求,奥氏体牌号的碳含量限制在最高 0.08%,而像 316L 这样的低碳变体则为 0.030%。表面光洁度范围从 2B(亮退火)的 Ra 值 0.5μm 到 BA(亮退火)的 Ra ≤0.2μm,而机械性能包括根据牌号和调质状态,抗拉强度为 515-720 MPa,屈服强度为 205-310 MPa。

可用牌号和材料规格

供应商通常备有哪些牌号?

领先供应商会备有奥氏体牌号 304/304L(UNS S30400/S30403)和 316/316L(UNS S31600/S31603)、铁素体牌号 430(UNS S43000)以及双相牌号 2205(UNS S32205)的库存。每个牌号都具有不同的耐腐蚀性能特征,其中 316L 按 ASTM A240 表 1 规范含有 2.0-3.0% 的钼,以增强耐氯化物性能。

表面光洁度如何分类?

表面光洁度遵循 EN 10088-2:2014 分类:2B 光洁度(冷轧、退火、酸洗)满足一般加工需求;BA 光洁度(光亮退火)为装饰性应用提供反光表面;No.4 光洁度(拉丝定向纹理)满足建筑要求,Ra 值稳定在 0.4-1.0μm 之间。

卷材形式有哪些厚度范围可供选择?

冷轧卷材厚度范围为 0.3mm 至 3.0mm,精密应用的标准公差为 ±0.03mm,而热轧卷材范围为 3.0mm 至 12.0mm,按 ASTM A480 表 2 公差为 ±0.30mm。专业供应商可提供低至 0.15mm 的超薄规格,用于要求卓越成形性的电子应用。

不锈钢板卷批发

质量认证与检测规程

供应商应提供哪些认证?

信誉良好的供应商会提供 EN 10204 3.1 工厂测试证书,记录通过光电发射光谱法测定的化学成分、按 ASTM E8 通过拉伸试验测定的力学性能以及尺寸验证。ISO 9001:2015 认证确保一致的质量管理,而 PED 2014/68/EU 合规性则使压力设备应用成为可能。

材料可追溯性如何保持?

每卷钢卷都会在卷端打上唯一的热号标识,并记录在材料测试报告中,从而实现从钢厂到各加工阶段的完整可追溯性。先进的供应商实施条形码跟踪系统,将热号与特定客户订单和质量检验记录关联起来。

加工能力与增值服务

供应商能达到怎样的纵剪公差?

精密纵剪设备对宽度50mm及以上的带材可保持±0.5mm的宽度公差,边缘毛刺高度最大限制在0.05mm。高速纵剪线以每分钟200米的速度加工钢卷,同时保持表面光洁度完整性和每米长度≤3mm的平直度规格。

不锈钢板卷制造商

供应商是否提供定制包装方案?

专业供应商提供防潮VCI纸包裹、出口货物木箱包装,以及根据搬运设备能力采用的眼对天或眼对墙钢卷朝向。钢卷内径标准化为508mm(20")或610mm(24"),确保与客户开卷设备的兼容性。

各工业领域的应用

不锈钢板卷在需要409L和439铁素体牌号的汽车排气系统、使用304实现卫生表面的食品加工设备,以及采用316L以获得优异耐腐蚀环境的化学品储罐中得到广泛应用。建筑应用利用2B和BA表面处理用于电梯面板,而电子制造则需要超薄301全硬回火材料用于弹簧组件。

常见问题

最小起订量(MOQ)是多少?

标准 MOQ 范围为每个牌号和规格 5 至 25 公吨,但成熟的供应商可为试订单或特殊牌号提供 1-3 吨的较小数量。钢厂直采可为 304 2B 表面等商品级产品提供 8-12 吨整卷重量的有竞争力价格。

你们提供材质证明书吗?

是的,每批货物均随附全面的 EN 10204 3.1 证书,记录可追溯至特定炉号的化学分析结果、包括抗拉强度和屈服强度值在内的力学性能测试数据,以及尺寸检验报告。可根据要求提供额外测试,如按 ASTM A262 Practice E 进行的晶间腐蚀抗力测试。

典型交货时间是多少?

标准牌号和表面处理的库存商品在 7-10 个工作日内发货,而针对特定尺寸或非标准牌号的钢厂直采订单需要 30-45 天交货期,包括生产排程和质量检验。关键项目可提供加急处理,支付额外费用后 15-20 天交货。

你们能按定制尺寸切割吗?

先进的加工设施提供精度分条,可定制宽度从 10mm 到 1500mm,公差 ±0.3mm;定尺开平定长,精度 ±1.0mm;以及用于复杂几何形状的激光切割。根据设备调试要求设有最低加工数量,分条操作通常为 500kg,开平服务为 100kg。

获取不锈钢板卷的有竞争力报价

与通过 ISO 认证的供应商合作,享受钢厂直采价格、牌号选择的技术咨询,以及包括定制包装和国际货运单证在内的全面物流支持。我们的工程团队根据耐腐蚀性要求、成形性需求和预算参数提供材料建议,以优化您的供应链效率。

  • 提供24/7客户支持,解答技术咨询
  • 免费提供样品用于质量评估,并附认证检测报告
  • 批量订单价格具有竞争力,付款条件灵活
  • 提供专业的技术咨询,帮助选择适合具体应用的牌号

立即联系我们,24小时内获取免费报价!

评分与评价

4.5
基于 10 条评价
5 6
4 3
3 1
2 0
1 0
用户
Wei Chen
Singapore
2025-07-12
Acceptable Quality with Minor Delivery Issues Resolved
Decent product overall for our 9-ton trial order of 430 ferritic coils (1.5mm thickness). Initial shipment had 2 coils with edge damage during loading, approximately 8% material loss. Supplier immediately arranged replacement coils at no charge and shipped within 5 days via air freight to meet our production deadline. Material quality of replacement matched specifications with proper surface finish. Communication improved significantly after initial issue. Would recommend implementing better loading procedures. Considering larger order based on responsive problem resolution and fair compensation approach.
用户
Chris Martin
Canada
2025-07-30
Superior Packaging for Long-Distance Transport
Ordered 14 tons of 304 coils (1mm thickness, 2B finish) for distribution to Western Canada fabricators. Packaging quality was exceptional with triple-layer VCI paper wrapping, wooden crate reinforcement, and eye-to-sky orientation for our overhead crane system. Material arrived after 6,200km transport with zero moisture damage or surface oxidation. Each coil properly labeled with heat numbers matching EN 10204 3.1 certificates. Supplier coordinated with our freight forwarder for seamless customs clearance. This is our 3rd international shipment with perfect track record.
用户
John Smith
United States
2025-08-23
Decent 316L with Good Technical Support
We compared quotes from 5 US-based distributors and 3 Asian suppliers, finding their mill-direct pricing 12% lower for 20-ton order of 316L coils (2mm thickness, 1500mm width). Material quality met ASTM A240 requirements with carbon content at 0.019%. Technical team helped optimize our specification from 316 to 316L for welding applications, saving additional costs. Coil flatness was within 2.5mm per meter specification. 4 stars because initial quote took 48 hours versus promised 24-hour response time.
用户
Carlos Silva
Brazil
2025-09-11
Perfect Custom Slitting Service for Electronics
We ordered 4 tons of 301 full-hard temper coils (0.3mm thickness) with custom slitting to 85mm width for spring component manufacturing. Slitting tolerance achieved was ±0.25mm with edge burr height below 0.03mm, exceeding our requirements. Tensile strength values ranged 1050-1100 MPa, ideal for our high-stress applications. Supplier provided free samples with certified test reports before bulk order. Delivery completed in 16 days including custom processing. This is our 2nd order for precision electronics components.
用户
Ahmed Al-Hassan
UAE
2025-09-30
Solid Quality 2205 Duplex for Chemical Plant
Good experience with 15-ton order of 2205 duplex coils (3mm thickness) for chemical processing tank fabrication. We compared quotes from 4 Middle East suppliers and their pricing was competitive at $3,850/ton. Material certificates confirmed austenite-ferrite balance at 52:48 ratio per ASTM A240. Pitting resistance equivalent number (PREN) calculated at 35.2, suitable for chloride environments. One coil had minor surface scratches that required buffing. Overall reliable supplier for duplex applications. 4 stars due to 3-day delay in shipping documentation.
用户
Robert Brown
United Kingdom
2025-10-19
Reliable Long-Term Partner for 304 Coils
Long-term partner for austenitic stainless steel coils. This is our 11th order over 18 months. Quality consistency has been outstanding with every shipment meeting ASTM A240 specifications and dimensional tolerances within ±0.04mm. Their inventory management system ensures 7-day delivery for our regular 10-ton monthly orders of 304 2B finish material. Technical team provides proactive updates on market conditions and alternative grade recommendations. Pricing remains competitive with transparent breakdown of base metal costs. Looking forward to continued partnership.
用户
William Taylor
Australia
2025-11-08
Premium BA Finish Coils for Food Processing
We ordered 6 tons of 304 BA finish coils (1.2mm thickness, 1000mm width) for food processing equipment manufacturing. Surface quality was exceptional with Ra values at 0.15μm, well below our 0.2μm specification. EN 10204 3.1 certificates documented complete chemical composition with chromium at 18.2% and nickel at 8.1%. Slitting service provided custom 250mm width strips with ±0.3mm tolerance. Material exhibited excellent formability for deep drawing operations. Highly recommended for hygienic applications requiring mirror-like surfaces.
用户
Hans Mueller
Germany
2025-11-28
Good Value 430 Ferritic Coils for Automotive
We compared quotes from 6 suppliers across Europe and Asia, and their price was 8% lower while maintaining ISO 9001 certified quality. Ordered 18 tons of 430 grade coils (0.8mm thickness) for automotive exhaust components. Material met all mechanical property requirements with tensile strength at 485 MPa. Minor issue with one coil having slight edge waviness within tolerance but required extra flattening. Overall, solid supplier for high-volume ferritic grade requirements. 4 stars because lead time was 14 days versus quoted 10 days.
用户
James Wilson
United Kingdom
2025-12-18
Outstanding Service from Inquiry to Delivery
Excellent service experience for our 8-ton order of 304 coils. Communication was prompt with technical team responding within 2 hours to all specification queries and providing detailed mill test certificate samples. Delivery was completed in 9 days, 6 days ahead of the quoted 15-day schedule. Packaging used wooden crates with moisture barrier protection, coils arrived in perfect condition with no edge damage. Technical support helped us select optimal thickness for our roll-forming application. Will definitely use for future architectural projects.
用户
Michael Chen
Singapore
2026-01-02
Excellent 316L Coils for Offshore Equipment
We ordered 12 tons of 316L stainless steel coil (1.5mm thickness, 1250mm width, 2B finish) for our offshore platform components. Material certificates showed molybdenum content at 2.18%, carbon at 0.024%, fully compliant with ASTM A240. We conducted salt spray testing per ASTM B117 and corrosion resistance exceeded our specifications. Surface finish was uniform with Ra values consistently below 0.4μm. Delivered in 11 days with proper VCI packaging. This is our 4th order. Quality has been consistently excellent for marine applications.

了解供应商

快马钢铁有限公司

入驻 Sinoali.com 7 年

所在地:China

可定制 超低价
$1285 1-49 吨 基准价
$1230 50-99 吨 4.3% 优惠
$1200 ≥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$ 1,285.00
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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