面向进口商、经销商与项目买家的中国钢材采购服务

碳钢板 - ASTM A36, A572, SS400 | 热轧 & 冷轧

天津太钢国际贸易有限公司
已认证 定制生产厂家 · 5 年 · 中国 China
可定制 超低价
$580 1-49 吨 基准价
$555 50-99 吨 4.3% 优惠
$540 ≥100 吨 6.9% 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$ 580.00
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付款与交货
交期:
随报价一并确认
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产品详情

碳钢板技术规格

属性参数描述
产品名称碳钢板热轧或冷轧结构钢板
材料牌号ASTM A36 / A283 Grade C / A572 Grade 50 / EN S235JR / S355JR结构应用的国际等效牌号
标准合规ASTM A36, ASTM A283, ASTM A572, EN 10025-2, GB/T 700符合主要国际标准
碳含量 (C)0.15-0.30%兼顾强度与焊接性的碳含量
锰 (Mn)0.40-1.50%提高淬透性和抗拉强度
磷 (P)≤0.040%控制以保证延展性和焊接性
硫 (S)≤0.050%低硫含量确保良好的焊接性
硅 (Si)0.15-0.40%脱氧剂和强化元素
抗拉强度400-550 MPa符合 ASTM A36 及等效标准的最低抗拉强度
屈服强度≥250 MPa结构应用的最低屈服强度
伸长率≥20%50mm 标距下的延展性
厚度范围1.0 - 200 mm适用于各种应用的可用厚度选项
宽度范围1000 - 3500 mm提供标准及定制宽度
长度范围2000 - 12000 mm 或定制根据客户要求提供标准及定制长度
表面处理热轧 (HR)、冷轧 (CR)、酸洗涂油多种表面处理选项
应用建筑、造船、桥梁、机械、压力容器典型应用行业和结构
认证EN 10204 3.1, ISO 9001, ASTM Certification随附工厂测试报告提供质量认证
包装钢带捆扎、防水纸、木托盘适用于海运的标准出口包装
MOQ5 tons标准规格的最小起订量

碳钢板 - ASTM A36, A572, SS400 | 热轧与冷轧

碳钢板是现代工业建筑和制造业的支柱,在各种应用中提供卓越的结构完整性和多功能性。作为基础设施开发的基础材料,这种轧制钢材产品以具有成本效益的价格提供可靠的机械性能,使其成为全球建筑公司、制造商和重型设备制造商的首选。我们的碳钢板库存符合包括 ASTM A36、A572 和 JIS SS400 在内的国际标准,满足桥梁、建筑、压力容器和机械部件的严苛要求。

碳钢板供应商

什么是碳钢板?

碳钢板是一种扁轧钢材产品,其特征是碳含量在 0.05% 至 2.0% 之间,通过热轧或冷轧工艺制造。这种结构材料的强度主要来自碳含量而非合金元素,这使其有别于合金钢和不锈钢变体。制造过程包括将钢坯加热至超过 1,700°F(927°C)的温度,然后进行受控轧制,以达到 3/16 英寸(4.75mm)至 12 英寸(304.8mm)之间的精确厚度公差。碳钢板可提供最大 96 英寸(2,438mm)的标准宽度和可达 480 英寸(12,192mm)的长度,广泛应用于结构框架、造船、储罐和工业设备制造。

碳钢板技术规格

我们的碳钢板库存符合严格的国际标准,确保始终如一的质量和性能。ASTM A36 牌号的最小屈服强度为 36,000 psi(250 MPa),抗拉强度为 58,000-80,000 psi(400-550 MPa),适用于一般结构应用。ASTM A572 Grade 50 提供更高的强度,最小屈服强度为 50,000 psi(345 MPa),非常适合高应力建筑项目。化学成分严格控制碳含量,A36 最高为 0.26%,A572-50 最高为 0.23%,锰含量根据厚度在 0.80-1.35% 之间。表面处理选项包括轧制表面、酸洗涂油或喷砂处理,可根据客户规格定制。

制造工艺与质量控制

碳钢板生产采用热轧或冷轧技术,每种技术为特定应用提供不同的特性。热轧板在再结晶温度以上进行加工,表面略有氧化皮,尺寸公差较宽松,适用于结构工程。冷轧产品在室温下加工,表面光洁度更优,厚度公差更严格,为 ±0.005 英寸(0.127mm),是精密制造的首选。我们的质量保证方案包括按 ASTM A435 进行超声波检测以验证内部健全性,使用校准测量设备进行尺寸检验,以及通过光电发射光谱法进行化学分析以确认元素成分合规性。

热轧与冷轧碳钢板对比

热轧碳钢板在大规模结构项目中展现出成本优势,具有优异的焊接性和成形性,典型厚度公差为 ±0.030 英寸(0.76mm)。制造过程会产生特征性的氧化铁皮表面,涂装应用前需要去除。冷轧板提供优质表面质量,接近镜面光洁度,尺寸精度在 ±0.003 英寸(0.076mm)以内,并通过加工硬化增强力学性能,对于要求严格公差的应用,其价格比热轧同类产品高出 15-25%。

碳钢板批发

标准牌号与化学成分

ASTM A36 的碳含量上限为 0.26%,锰 0.80-1.20%,磷上限 0.04%,硫上限 0.05%,提供均衡的强度和焊接性。A572 Grade 50 将碳限制在 0.23% 以下,同时允许锰含量高达 1.35% 以增强强度特性。JIS SS400 将碳保持在 0.25% 以下,硅含量上限为 0.35%,在亚洲市场广泛指定用于要求最低屈服强度 245 MPa 的一般结构应用。

应用与行业使用案例

碳钢板在工业领域展现出卓越的多功能性,建筑行业消耗了全球约52%的产量,用于结构梁、柱和钢筋应用。造船行业指定符合ABS、DNV或Lloyd's Register分类标准的船用级碳钢板,用于船体建造、舱壁和甲板铺板。压力容器制造商采用ASME SA-516 Grade 70碳钢板用于锅炉、储罐和在高达650°F(343°C)温度下运行的热交换器。重型设备生产商在采矿机械、土方设备和需要卓越耐磨性的物料搬运系统中采用耐磨AR400和AR500碳钢板。

结构与建筑应用

建筑施工项目利用ASTM A36碳钢板用于钢框架结构中的底板、节点板和连接构件。桥梁建设指定ASTM A709 Grade 50W耐候钢板,以实现卓越的大气耐腐蚀性,在许多环境中免除了涂装需求。工业地板应用采用带有凸起菱形或泪滴图案的花纹碳钢板,在人行道、平台和楼梯踏板中提供防滑性能。

工业设备与机械

制造设备制造商选择碳钢板用于需要刚性和减振性能的机器底座、框架和外壳。农业机械在中耕铲刀、耕耘机铲柄和收割机组件中采用中碳钢板,要求具有抗冲击性。能源行业利用厚度达12英寸(304.8mm)的厚碳钢板用于风力发电机塔架段,支撑重量200-350吨、高度超过300英尺(91米)的结构。

为什么选择我们的碳钢板

我们的碳钢板库存是该地区最大的常备现货选择,拥有超过5,000吨可随时供应的材料,厚度从3/16英寸到12英寸不等。我们持有ISO 9001:2015认证,并运营配备光谱仪、拉伸试验机和超声波检测设备的内部测试实验室,确保每张钢板达到或超过规定标准。所有发货均附有钢厂材质证明书,记录化学分析、力学性能和炉号可追溯性,符合EN 10204 Type 3.1要求。我们的增值服务包括公差至±0.030英寸(0.76mm)的精密等离子切割、用于焊接准备的坡口加工,以及用于优化涂层附着力的喷丸处理。

库存与供应

常备尺寸包括标准96英寸×240英寸(2,438mm×6,096mm)和120英寸×240英寸(3,048mm×6,096mm)钢板,厚度为1/4"、3/8"、1/2"、5/8"、3/4"、1"、1-1/4"、1-1/2"、2"、3"、4"和6英寸。非标准尺寸可通过我们的钢厂直采计划获得,国内生产交货期为6-8周,进口材料为10-12周。订单超过20吨可享受批量折扣,与现货市场价格相比具有8-12%的价格优势。

加工能力

我们30,000平方英尺的加工设施运营CNC等离子切割台,可处理最大12英尺×40英尺(3.66m×12.19m)的钢板,火焰切割适用于超过6英寸的厚度,边缘坡口设备可准备单V、双V和J形坡口焊接准备。表面处理服务包括磨料喷砂至SSPC-SP 6商业喷砂或SP 10近白喷砂标准,可选车间底漆涂装,提供2-3密耳干膜厚度,用于储存和运输期间的临时腐蚀保护。

中国碳钢板

常见问题

最小起订量(MOQ)是多少?

对于常备尺寸和牌号,我们的标准最小起订量为2,000磅(907公斤),使小型加工厂和维护作业方无需大量库存投入即可获得钢厂认证材料。定制切割服务要求每个订单项最低500磅,订单总重量超过5,000磅时免收设置费。

你们提供材质证明书吗?

是的,每批货物均免费随附符合EN 10204 Type 3.1标准的钢厂材质证明书,记录化学成分分析、力学性能测试结果(包括屈服强度和抗拉强度)、用于全程追溯的炉号以及制造商认证。可通过SGS、Bureau Veritas或TÜV安排第三方检验服务,需提前5-7个工作日通知,以便进行见证测试和独立验证。

典型交货时间是多久?

常备材料在订单确认后24-48小时内发货,适用于200英里以内的本地配送,整车货物在3-5个工作日内发出。定制切割和加工在标准交货期基础上增加3-5个工作日,具体取决于复杂程度和当前生产排期。关键项目可提供加急处理,紧急订单优先排产,可在24-72小时内完成,视供应情况而定,并需支付15-20%的加急费。

你们能按定制尺寸切割吗?

我们的精密切割服务可满足定制尺寸需求,CNC等离子切割精度为±0.030英寸(0.76mm),适用于厚度达2英寸的板材;对于更厚的材料,采用火焰切割,公差为±0.060英寸(1.52mm)。包括圆形、带圆角矩形及不规则几何形状在内的复杂形状,均可根据DXF或DWG格式的CAD文件进行加工。坡口加工服务可制备15°至45°夹角范围的焊接边缘,钝边尺寸按客户规格控制,以优化焊接接头性能。

获取碳钢板有竞争力的报价

立即申请您的定制报价,体验与一家致力于质量、可靠性和客户满意度的认证碳钢板供应商合作的优势。我们的技术销售团队提供专业的材料选择指导,综合考虑您的具体应用需求、预算限制和交付时间表。我们提供灵活的付款条件,包括为符合条件的客户提供30天净额账户、大型项目的进度付款,以及反映当前市场状况的有竞争力的价格,并为合同年度采购量提供价格保护。

  • 通过电话、电子邮件和在线聊天提供24/7客户支持
  • 提供最大12英寸×12英寸的免费样品用于质量评估
  • 批量订单有竞争力的价格,量购折扣最高可达12%
  • 材料选择和应用工程的专业技术咨询
  • 覆盖全国的配送网络,配备专属物流协调员
  • 准时制交付方案,优化生产排程

立即联系我们,24小时内获取免费报价,了解为什么领先的制造商将其最严苛的项目托付给我们的碳钢板解决方案!

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
David Anderson
United States
2024-07-13
Acceptable Quality with Minor Surface Issues Resolved
Decent product quality overall, with one issue that was professionally resolved. We ordered 10 tons of ASTM A36 hot rolled carbon steel plate (5/8 inch thickness, 96-inch × 240-inch standard sheets) for our agricultural equipment manufacturing. Upon delivery inspection, we noticed light surface rust on 3 plates out of 16 total pieces, likely from condensation during ocean shipping. The rust was superficial and easily removed with wire brushing, but not ideal for our painted finish applications where surface preparation time impacts production schedules. Contacted their customer service within 24 hours with photographic documentation. To their credit, the supplier responded immediately, acknowledged the packaging could be improved for long sea transit, and offered a 7% discount on our next order plus upgraded moisture barrier wrapping at no charge for future shipments. Material quality itself was good - mill certificates showed proper chemistry and mechanical properties all within ASTM specifications. Overall acceptable experience. For applications requiring pristine surfaces, suggest requesting enhanced corrosion protection packaging. Would order again given their responsive customer service.
用户
Carlos Silva
Brazil
2025-07-19
Excellent Repeat Supplier for Industrial Equipment Manufacturing
Long-term partner for carbon steel plate procurement. This is our 5th order over the past 14 months, totaling approximately 78 tons of ASTM A36 and A572 grades in various thicknesses from 1/2 inch to 2 inches. Every shipment has consistently met ABNT NBR standards with complete traceability documentation. Quality variance between orders is minimal - we track tensile strength, yield strength, and elongation data, and standard deviation across all lots is less than 2.5%. Their Brazilian logistics partner ensures smooth customs clearance and inland transport to our São Paulo facility, typically 18-21 days door-to-door. The technical support team has been invaluable, helping us optimize material selection for cost savings on our pressure vessel manufacturing projects. We recently switched from 1-inch A572 to 7/8-inch based on their engineering analysis, saving 12% on material costs without compromising structural integrity. Looking forward to continued partnership as we expand into mining equipment fabrication.
用户
Ahmed Al-Hassan
UAE
2025-08-03
Reliable SS400 Plates for Building Framework
Decent value for our high-rise construction project in Dubai. We compared 5 suppliers from China, India, and Turkey for JIS SS400 carbon steel plate supply (12mm thickness, 1800mm × 6000mm sheets, 25 tons total). Their FOB pricing was competitive at 7% below average market rates while providing SGS pre-shipment inspection at no additional cost. Material certificates showed carbon content at 0.22%, manganese at 1.05%, and yield strength at 265 MPa, all meeting JIS G3101 requirements. Plates arrived well-packaged with moisture barrier wrapping suitable for our humid climate. Minor delay of 3 days beyond the quoted 14-day delivery timeframe due to port congestion, but supplier proactively communicated the situation. Overall good experience balancing cost and quality. 4 stars because of the slight delivery delay. Second order of 30 tons already confirmed for next phase.
用户
Wei Chen
Singapore
2025-08-26
Perfect A572 Material for Offshore Platform Components
We ordered 18 tons of ASTM A572 Grade 50 carbon steel plate (25mm thickness, 2000mm width, shot-blasted finish) for our offshore oil platform module fabrication project. Quality Assessment: Third-party inspection by Bureau Veritas confirmed all mechanical properties exceeded specifications - yield strength tested at 355 MPa (minimum 345 MPa required), tensile strength at 510 MPa. Charpy V-notch impact testing at -20°C showed excellent toughness values averaging 85 Joules. Surface preparation to SA 2.5 near-white blast standard was uniform across all plates, providing ideal anchor profile for our epoxy coating system. Dimensional accuracy was exceptional with thickness tolerance of ±0.4mm and squareness within 2mm per meter. The beveling service prepared perfect 30-degree single-V groove weld edges with 2mm land, eliminating our edge preparation step entirely. Delivered to our Jurong shipyard in 10 days with professional rigging and unloading support. This is our 3rd major order. Consistently outstanding quality and service.
用户
Chris Martin
Canada
2025-09-18
Solid Quality Hot Rolled Plates for Equipment Frames
Good quality material at competitive pricing. We ordered 14 tons of ASTM A36 hot rolled carbon steel plate (1-inch thickness, 72-inch width) for manufacturing heavy equipment frames and mounting bases. Compared quotes from 4 North American suppliers and 3 Asian suppliers. Their delivered price to our Edmonton facility was 9% lower than domestic alternatives while meeting CSA G40.21 Grade 300W specifications. Mill certificates documented yield strength at 38,200 psi and tensile strength at 62,500 psi, both within expected ranges. Surface quality was typical hot rolled mill scale, easily removed with our shot blasting equipment. One plate had minor edge waviness (approximately 3mm over 2 meters) but was still within ASTM A6 tolerances and didn't affect our fabrication. Overall very satisfied with the quality-price balance. 4 stars due to the minor flatness issue. Planning our next order for 20 tons.
用户
Robert Brown
United Kingdom
2025-10-10
Reliable Long-Term Partner for Structural Steel Supply
Long-term partner for carbon steel plate supply. This is our 7th order over the past 18 months, totaling approximately 95 tons of various grades including A36, A572 Gr.50, and SS400. Every shipment has met BS EN 10025 specifications without exception. Quality consistency is remarkable - tensile strength values vary less than 3% between different heat lots. Their dedicated account manager, Sarah, understands our JIT delivery requirements perfectly and coordinates with our production schedule to ensure materials arrive exactly when needed. The value-added plasma cutting service has been invaluable, with cutting accuracy consistently within ±0.025 inches for our complex bracket designs. We've experienced zero rejections across all deliveries. Looking forward to continued partnership as we expand our fabrication capacity next quarter.
用户
William Taylor
Australia
2025-11-02
Good Value A36 Plates for Shipbuilding Project
Good value for the price. We compared quotes from 6 suppliers across China, South Korea, and Japan for our fishing vessel construction project. Their pricing for ASTM A36 hot rolled plates (8mm thickness, 2000mm × 6000mm sheets) was approximately 11% below market average while maintaining ABS-certified quality with full mill test documentation. Chemical composition analysis showed excellent consistency with carbon at 0.23% and sulfur at 0.032%, well within specified limits. The only minor issue was the initial quotation took 36 hours to receive, slightly longer than the 24-hour timeframe mentioned on their website. However, once confirmed, processing was efficient. Overall, excellent cost-performance ratio for marine construction applications. 4 stars because quotation response time could be faster. Already placed our second order for 18 tons of hull plates.
用户
Hans Mueller
Germany
2025-11-25
Premium Cold Rolled Plates for Machinery Manufacturing
We ordered 8 tons of cold rolled carbon steel plate (5mm thickness, 1500mm width, pickled and oiled finish) for our CNC machine base production. Quality Assessment: EN 10204 Type 3.1 certificates confirmed carbon content at 0.18%, manganese at 0.95%, fully compliant with our DIN specifications. We conducted hardness testing across 15 sample points and found consistent values between 145-152 HB. Surface finish was exceptional with Ra value of 0.8 micrometers, significantly smoother than our previous supplier's 1.2 micrometers. The tight thickness tolerance of ±0.004 inches eliminated secondary grinding operations, reducing our machining time by approximately 20%. Flatness was outstanding with deviation less than 1mm per meter. This is our 2nd order in 6 months. Material consistency has been remarkable. Highly recommended for precision engineering and machinery applications requiring tight tolerances.
用户
James Wilson
United Kingdom
2025-12-18
Outstanding Service and Fast Delivery for A36 Plates
Excellent service experience from inquiry to delivery. Communication: Their technical sales team responded to our RFQ within 90 minutes with a detailed quotation including chemical composition ranges and mechanical properties. Questions about cutting tolerances were answered professionally with CAD drawings showing exact specifications. Delivery: We received our 12-ton order of ASTM A36 plates (1/2 inch thickness, custom cut to 48-inch × 120-inch) in just 9 days to our Manchester facility, 4 days ahead of the quoted lead time. Real-time shipment tracking was provided with daily updates. Packaging: Each plate was individually wrapped with heavy-duty PE film and separated by 3/4-inch plywood strips. Corner protectors were installed on all pieces. Zero damage upon arrival despite overseas shipping. Outstanding supplier with exceptional attention to detail. Will definitely continue our partnership for upcoming projects.
用户
Michael Johnson
United States
2026-01-02
Excellent Quality A572 Gr.50 Plates for Bridge Construction
We ordered 22 tons of ASTM A572 Grade 50 carbon steel plate (3/4 inch thickness, 96-inch width) for our highway bridge expansion project in Texas. Quality Assessment: Mill test certificates showed yield strength at 52,400 psi, exceeding the 50,000 psi minimum requirement. We conducted ultrasonic testing per ASTM A435 and found zero internal defects. Surface finish was clean mill scale with excellent flatness tolerance of ±0.025 inches. What impressed us most was the precise dimensional accuracy - thickness variation was only ±0.020 inches, better than the standard ±0.030 inches tolerance. The plates cut beautifully on our plasma table with minimal edge preparation needed. Delivered in 11 days, 2 days ahead of schedule. This is our 4th order this year. Quality has been consistently excellent across all shipments. Highly recommended for structural and heavy construction applications.

了解供应商

天津太钢国际贸易有限公司

入驻 Sinoali.com 5 年

所在地:China

Customer feedback

可定制 超低价
$580 1-49 吨 基准价
$555 50-99 吨 4.3% 优惠
$540 ≥100 吨 6.9% 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$ 580.00
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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