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黑色退火热轧钢卷 - 用于成型和冲压的高延展性钢卷

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

黑退火热轧卷的技术规格

属性参数描述
产品名称Black Annealed Hot Rolled Coil经黑退火表面处理的热轧钢卷
材料牌号SPHC / Q235B / S235JR / A36热轧卷常用碳钢牌号
标准符合性ASTM A36, EN 10025, JIS G3131, GB/T 700符合主要国际标准
制造工艺热轧 + 黑退火热轧后在控制气氛中进行退火
碳含量 (C)≤0.20%低碳,提高成形性
锰 (Mn)0.30-0.60%增强强度和淬透性
磷 (P)≤0.035%控制以保证延展性
硫 (S)≤0.035%低硫,提高焊接性
抗拉强度370-500 MPa典型抗拉强度范围
屈服强度≥235 MPa按标准规定的最小屈服强度
延伸率≥23%50mm 标距下的延展性
厚度范围1.2 - 25.4 mm可选厚度
宽度范围600 - 2000 mm标准卷宽范围
卷重3 - 25 tons典型单卷重量
表面处理黑退火(哑光黑)退火工艺后的氧化皮表面
应用冲压、成形、焊接、建筑适用于冷成形和加工制造
认证EN 10204 3.1, ISO 9001, SGS提供质量认证
包装钢带捆扎、防水纸、钢托盘标准出口海运包装
MOQ25 tons最小起订量

黑色退火热轧卷 - 用于成型和冲压的高延展性钢卷

黑退火热轧钢卷代表了一类经过热处理以提升延展性和成形性的特殊碳钢产品。该材料广泛应用于汽车零部件、金属家具制造和精密冲压加工中,这些领域对优异的弯曲性能有严格要求。通过消除内应力的受控退火工艺制造,这些钢卷为各工业领域的高要求加工需求提供了卓越的力学性能。

什么是黑退火热轧钢卷?

黑退火热轧钢卷是在650-700°C温度范围内进行亚临界退火处理,随后通过控制冷却获得铁素体-珠光体显微组织的碳钢卷材。该热处理工艺将抗拉强度降低至270-410 MPa,同时将延伸率提高至28-38%,为冷成形加工创造了无回弹问题的最佳条件。

黑退火热轧钢卷供应商

黑退火热轧钢卷技术规格

标准牌号符合ASTM A1008/A1008M商业质量要求,厚度范围为1.2-6.0mm,宽度可供范围600-1500mm。根据化学成分要求,碳含量控制在0.15%以下,同时表面光洁度保持Ra值低于3.2μm,以确保下游涂装工艺中涂层附着力的稳定性。

制造工艺与质量控制

生产从温度超过 1100°C 的热轧开始,随后在 600-680°C 下卷取以防止过度氧化皮形成。退火循环采用氢气-氮气混合保护气氛炉,以最大限度减少表面氧化。材料测试证书按照 ASTM E8 拉伸测试协议记录机械性能,验证屈服强度为 180-280 MPa 以及均匀延伸率特性。

跨工业领域的应用

汽车制造商采用黑色退火热轧卷用于底盘加强件、座椅骨架和需要复杂几何形状的结构支架。建筑行业将该材料用于辊压成型型材、金属楼承板系统和 HVAC 风管,其中深冲能力可防止开裂。家电生产商指定这些卷材用于洗衣机滚筒、冰箱面板和需要一致成型性能且无表面缺陷的部件外壳。

为什么选择我们的黑色退火热轧卷

我们的制造工厂运营配备快速冷却段的连续退火线,可按照 ASTM E112 标准实现晶粒度控制。钢厂直销定价消除了中间商加价,同时保持 ISO 9001:2015 认证的质量管理体系。技术支持团队根据具体应用需求提供成型模拟数据和模具建议,确保一次成功的生产结果。

黑色退火热轧卷批发

常见问题

最小起订量(MOQ)是多少?

标准 MOQ 设定为每规格 20 公吨,以优化生产排程并维持具有成本效益的定价结构。当总体积满足最低吨位要求时,混装集装箱可容纳多种厚度-宽度组合,合并发货的交货期延长 2-3 周。

你们提供材质测试证书吗?

每批货物均附有全面的工厂测试报告,记录依据 ASTM E415 光学发射光谱法进行的化学分析以及纵向试样测得的力学性能。证书包括炉号可追溯性、依据 ASTM A1008 Table 4 的尺寸公差,以及通过目视检查规程验证的表面质量检验结果。

典型交货时间是多少?

标准交货期为采购订单确认后 25-35 天,涵盖生产排程、退火周期完成和质量验证程序。对于有库存的厚度-宽度组合,加急处理可将交货期缩短至 18-22 天,并根据目的港要求协调 FOB 或 CIF 交货条款的物流。

你们能切割成定制尺寸吗?

精密纵剪服务使用多刀旋转剪切机可满足 ±0.5mm 的宽度公差,而定尺剪切加工可提供长度精度在 ±2.0mm 以内的板材。定制冲裁操作通过级进模切割生产成形部件,边缘质量保持在 0.1mm 以下的毛刺高度,适用于即时装配应用。

获取黑退火热轧卷的竞争性报价

请联系我们的技术销售团队,获取详细报价,包括材料规格、力学性能保证以及针对您生产需求量身定制的物流解决方案。我们的应用工程师提供成形分析支持和材料替代建议,以针对您的特定制造工艺优化性价比。

中国黑色退火热轧卷

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
Robert Brown
United Kingdom
2025-08-16
Premium Coils - Third Repeat Order
Latest order of 28 tons (3.5mm x 1400mm) for agricultural equipment chassis components. Consistent quality across all three orders spanning 8 months. Ferritic-pearlitic microstructure uniform, enabling predictable work hardening rates during multi-stage forming. ISO 9001:2015 certification evident in quality documentation thoroughness. Technical sales team proactively suggested thickness optimization that reduced our material costs by 12% without compromising structural performance. Long-term partnership potential for our expanding production requirements.
用户
Wei Chen
Singapore
2025-09-07
Acceptable Quality with Initial Documentation Delay
Ordered 20 tons (2.8mm thickness, 1300mm width) for metal decking systems. Material mechanical properties met ASTM A1008 requirements after verification testing. Initial shipment arrived without complete mill certificates, causing 5-day customs clearance delay. Supplier expedited documentation and provided partial credit for demurrage costs. Material performed adequately in roll-forming operations once production started. Communication improved significantly after addressing initial issue. Acceptable for projects with flexible timelines.
用户
Carlos Silva
Brazil
2025-09-29
Reliable Coils for Appliance Production
Purchased 24 tons (1.8mm x 1100mm) for washing machine drum manufacturing. Material consistency good with yield strength variation under 15 MPa between coils. Forming behavior predictable for our automated stamping lines. Price point reasonable for South American market. Slitting tolerance slightly exceeded ±0.5mm specification on one coil but remained within usable range. Delivery completed in 30 days via Santos port. Suitable for medium-volume appliance component production.
用户
Ahmed Al-Hassan
UAE
2025-10-20
Perfect for Complex Stamping Operations
We ordered 30 tons (2.0mm thickness, 900mm width) for electrical enclosure manufacturing. The subcritical annealing process eliminated internal stresses completely - zero cracking during 180-degree bends. Uniform elongation 35% across all tested specimens. Surface oxidation minimal due to protective atmosphere processing. Compared quotes from five Asian suppliers, this offered best combination of quality certification and lead time. Highly recommended for precision metal stamping applications.
用户
William Taylor
Australia
2025-11-10
Outstanding Service and Technical Support
Purchased 25 tons (4.0mm x 1500mm) for shipbuilding structural components. Application engineers provided detailed forming recommendations and tooling adjustments based on our specific bracket geometries. Mill test reports included complete chemical analysis per ASTM E415 with heat traceability. Material arrived in 26 days with protective packaging preventing transit damage. Customer service responded within 4 hours to technical queries throughout production planning phase.
用户
Hans Mueller
Germany
2025-12-01
Good Value Material for Metal Furniture
Ordered 20 tons (1.5mm thickness, 1250mm width) for office furniture chassis production. Material quality met specifications with tensile strength 385 MPa. Pricing was competitive compared to three European suppliers. Minor edge waviness on two coils required additional flattening, but supplier promptly provided compensation. Delivery took 32 days, slightly longer than quoted 28 days. Overall satisfactory for cost-sensitive furniture applications.
用户
Michael Johnson
United States
2025-12-23
Superior Quality Coils for HVAC Ductwork
We purchased 18 tons (3.0mm x 1000mm) for roll-forming ventilation components. The annealing process quality was outstanding - grain size ASTM No.8 provided consistent bending behavior across entire coil length. Technical team provided forming simulation data that reduced our tooling setup time by 40%. Carbon content at 0.12% prevented cracking in tight radius bends. This is our fourth consecutive order for commercial construction projects.
用户
James Wilson
United Kingdom
2026-01-07
Excellent Formability for Automotive Brackets
Ordered 22 tons of black annealed hot rolled coil (2.5mm thickness, 1200mm width) for automotive seat frame production. Material test certificates confirmed elongation at 32% and yield strength 245 MPa, perfectly matching our deep drawing requirements. Surface finish Ra 2.8μm enabled direct powder coating without additional preparation. No spring-back issues during progressive die stamping operations. Delivered in 28 days with full ASTM A1008 compliance documentation.

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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