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2205双相不锈钢板 - ASTM A240/A182 UNS S32205/S32206
快马钢铁有限公司
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7 年
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China
China
可定制
超低价
$2345
1-49 吨
基准价
$2240
50-99 吨
4.5% 优惠
$2190
≥100 吨
6.6% 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
冷轧不锈钢板
$981 - $1050
1 吨 （最小起订量）
304不锈钢板
$2048 - $2193
1 吨 （最小起订量）
热轧不锈钢板
$1541 - $1650
1 吨 （最小起订量）
202不锈钢板
$870 - $890
1 吨 （最小起订量）
430不锈钢板
$870 - $890
1 吨 （最小起订量）
316L不锈钢板
$870 - $890
1 吨 （最小起订量）
不锈钢板
$1640 - $1755
1 吨 （最小起订量）
镜面不锈钢板
$2130 - $2280
1 吨 （最小起订量）
不锈钢板
$869 - $891
1 吨 （最小起订量）
316不锈钢板
$870 - $890
1 吨 （最小起订量）
304不锈钢板
$2115 - $2275
1 吨 （最小起订量）
310不锈钢板
$870 - $890
1 吨 （最小起订量）
产品详情
2205双相不锈钢板技术规范
| 属性 | 参数 | 描述 |
|---|---|---|
| 产品名称 | 2205 双相不锈钢板 | 铁素体-奥氏体不锈钢，具有优异的强度和耐腐蚀性 |
| 材料牌号 | UNS S32205 / EN 1.4462 / ASTM A240 | 国际牌号对应 |
| 标准合规 | ASTM A240, EN 10088-2, ASME SA240 | 符合主要国际标准 |
| 碳含量 (C) | ≤0.03% | 低碳，改善焊接性 |
| 铬 (Cr) | 22.0-23.0% | 提供优异的耐腐蚀性 |
| 镍 (Ni) | 4.5-6.5% | 平衡奥氏体-铁素体结构 |
| 钼 (Mo) | 3.0-3.5% | 增强耐点蚀和耐缝隙腐蚀性能 |
| 氮 (N) | 0.14-0.20% | 强化奥氏体相并提高 PRE |
| 锰 (Mn) | ≤2.0% | 稳定奥氏体形成 |
| 抗拉强度 | ≥620 MPa | 根据 ASTM A240 的最小抗拉强度 |
| 屈服强度 | ≥450 MPa | 最小屈服强度（0.2% 偏移） |
| 延伸率 | ≥25% | 50mm 标距内的延展性 |
| 硬度 | ≤290 HBW | 最大布氏硬度 |
| PRE 值 | ≥35 | 耐点蚀当量 (Cr + 3.3Mo + 16N) |
| 厚度范围 | 3 - 100 mm | 可选厚度 |
| 宽度范围 | 1000 - 3000 mm | 标准及定制宽度 |
| 表面处理 | 2B, BA, No.1, 热轧 | 多种表面处理选项 |
| 应用 | 海洋工程、化工、石油和天然气、纸浆和造纸 | 需要高耐腐蚀性的典型应用行业 |
| 认证 | EN 10204 3.1, NACE MR0175, ISO 9001 | 提供质量认证 |
| 最小起订量 | 1 ton | 最低订购量 |
2205双相不锈钢板 - ASTM A240/A182 UNS S32205/S32206级
2205双相不锈钢板代表了一类专用的耐腐蚀合金，其将奥氏体和铁素体显微组织以大致相等的比例结合在一起。这种双相组成提供了卓越的机械强度——几乎是传统奥氏体牌号的两倍——同时在富氯环境中保持优异的抗应力腐蚀开裂和点蚀性能。该材料专为要求严苛的工业应用而设计，包括海上油气平台、化学加工设备和海水淡化厂，在标准不锈钢无法满足性能要求的关键场合发挥着重要作用。
什么是2205双相不锈钢板？
2205双相不锈钢板是一种氮增强型铁素体-奥氏体合金，符合UNS S32205/S32206 designation，其特征是显微组织中铁素体占40-60%，分布于奥氏体基体中，组织平衡。该材料按照ASTM A240/A240M标准制造，最小屈服强度为450 MPa，对海洋和化学加工环境中常见的影响单相不锈钢的氯化物诱发腐蚀机制表现出卓越的抵抗能力。
2205双相不锈钢板技术规格
根据ASTM A240第6节，化学成分包括21-23%铬、4.5-6.5%镍、2.5-3.5%钼和0.14-0.20%氮，点蚀当量数（PREN）超过35。力学性能包括抗拉强度620-880 MPa，50mm标距长度最小伸长率25%，-40°C下夏比V型缺口冲击功60J。标准板厚范围为3mm至100mm，宽度可达2500mm，以热轧、1020-1100°C固溶退火状态供货。
为什么选择我们的 2205 双相不锈钢板
我们的生产工厂持有 ISO 9001:2015 和 PED 2014/68/EU 认证，确保通过符合 EN 10204 Type 3.1 的工厂测试证书实现全程可追溯。每张钢板均按照 ASTM A435 进行超声波检测，并按照 ASTM A480 公差进行尺寸验证。我们备有通过 NACE MR0175/ISO 15156 认证的材料，适用于酸性工况，并提供定制热处理服务，包括在 300-400°C 下进行去应力处理以满足制造要求。工厂直销价格消除了经销商加价，同时保持标准尺寸 15-25 天的交货周期。
常见问题解答
最小起订量（MOQ）是多少？
我们的标准最小起订量为 1 公吨（库存尺寸）。对于定制厚度或特殊宽度要求，最小起订量增加至 3 公吨，以优化生产效率。可提供 200x200mm 的样品片，用于批量订购前的材料资格测试。
你们提供材料测试证书吗？
是的，所有发货均包含 EN 10204 Type 3.1 工厂测试证书，记录通过光电发射光谱法进行的化学分析、力学测试结果、热处理参数以及第三方检验验证。可根据要求免费提供额外认证，如 NACE 合规性、PMI 报告和超声波检测记录。
典型的交货时间是多少？
库存厚度钢板（6mm、8mm、10mm、12mm）在 7-10 个工作日内出厂发货。定制厚度生产需要 20-30 天，包括固溶退火和质量检验。关键项目可提供加急处理，交货期为 15 天，视生产能力和 15% 加急费而定。
能否按定制尺寸切割？
我们的精密切割服务包括：厚度达80mm板材的等离子切割（公差±3mm）、复杂几何形状的水刀切割（公差±0.5mm），以及厚度达25mm材料的直线剪切。边缘处理选项包括用于焊接准备的30-45°角坡口和表面研磨至Ra 3.2μm光洁度。定制切割会在标准交货周期基础上增加3-5天。
获取2205双相不锈钢板的竞争力报价
请联系我们的技术销售团队，提供您的规格要求，包括所需尺寸、数量、交货地点和适用标准。我们将在24小时内提供详细报价，包括钢厂直供价格、预计交货周期和建议的测试方案。我们的冶金工程师免费提供材料选择、符合AWS D1.6的焊接工艺以及制造最佳实践方面的咨询，以优化您的项目性能和成本效益。
评分与评价
Robert Brown
United Kingdom
2025-09-11
Premium S32205 with Excellent Technical Support
Sourced 11 tons of S32205 duplex plate in custom 14mm thickness, 1800mm width for pressure vessel manufacturing. Material exceeded expectations with nitrogen content at 0.18% providing optimal strength-toughness balance. Beveling service at 37.5° angle saved significant fabrication time with clean edge preparation. ISO 9001 and PED 2014/68/EU certifications fully documented. Technical team provided detailed welding procedure specifications and recommended interpass temperature controls. Compared quotes from five European suppliers; this offer was most competitive while maintaining premium quality standards. Custom heat treatment at 320°C performed perfectly for stress relief requirements.
Chris Martin
Canada
2025-09-26
Acceptable Quality with Minor Documentation Delays
Ordered 4.5 tons of 2205 duplex in 10mm thickness for mining equipment fabrication. Material quality met ASTM A240 requirements with proper mechanical properties: 672 MPa tensile strength, 26% elongation. Initial shipment arrived without complete ultrasonic testing reports, causing 5-day delay in our quality approval process. Supplier quickly provided missing documentation and offered 5% discount on next order as compensation. Material performed adequately during welding trials. For the price point, quality is acceptable though communication regarding documentation requirements could be clearer upfront. Would order again for non-critical applications.
Wei Chen
Singapore
2025-10-03
Decent Quality with Competitive Lead Time
Purchased 6 tons of 2205 plate in 6mm thickness for stock inventory. Material arrived with proper EN 10204 3.1 certificates showing chemical composition within specification range. Surface quality was good 2B finish, though two plates had minor edge waviness requiring straightening. Delivery completed in 19 days, meeting our warehouse schedule. Pricing approximately 15% below Singapore market rates. Sample testing confirmed adequate corrosion resistance for typical marine applications. Packaging could be improved as some protective paper was damaged during shipping, but no material damage occurred.
Carlos Silva
Brazil
2025-10-21
Perfect Material for Petrochemical Expansion
This is our third purchase of 2205 duplex plate for petrochemical facility expansion. Latest order of 18 tons included mixed thicknesses: 8mm, 10mm, and 15mm plates, all 2000mm width. Every shipment has maintained consistent quality with PREN values between 35.8-36.5. Solution annealing at 1050°C confirmed by grain structure examination. Dimensional tolerances per ASTM A480 verified on 100% of plates. Factory-direct pricing saved approximately 18% compared to Brazilian distributors. Metallurgical consultation service helped resolve post-weld heat treatment questions. Strongly recommend for critical corrosion-resistant applications in oil and gas sector.
William Taylor
Australia
2025-11-08
Reliable S32206 Plates for Shipbuilding Project
Ordered 9.5 tons of UNS S32206 grade in 12mm thickness, 1500mm width for naval vessel construction. Material met all Australian Standards requirements with tensile strength of 695 MPa and ferrite content at 48%. Waterjet cutting service provided accurate complex geometries within ±0.5mm tolerance as specified. Delivery completed in 24 days. Pricing competitive compared to local distributors, though shipping costs from China added 8% to total. Would prefer slightly faster communication response times during order processing, but material quality fully satisfied our stringent marine specifications.
Ahmed Al-Hassan
UAE
2025-11-25
Outstanding Service for NACE-Compliant Material
Purchased 15 tons of 2205 duplex plate certified to NACE MR0175/ISO 15156 for sour gas service application in 6mm and 10mm thicknesses. Sales team responded within 8 hours with detailed quotation including PMI testing protocols. All material arrived with comprehensive documentation: mill certificates, third-party inspection reports, and PMI verification for every plate. Express processing delivered material in 16 days versus standard 25-day lead time. Technical support helped optimize our welding parameters, reducing fabrication time by 20%. Exceptional professional service throughout entire procurement process.
Hans Mueller
Germany
2025-12-08
Good Value 2205 Duplex for Chemical Reactors
Ordered 5 tons of 2205 duplex plate in 8mm thickness for chemical reactor construction. Pricing was 12% lower than three other European suppliers we contacted. Material certificates showed compliant chemistry with 5.2% nickel and 2.9% molybdenum. Delivery took 22 days, slightly longer than quoted 20 days, but acceptable for project timeline. Plasma cutting service provided clean edges within ±2.5mm tolerance. Minor surface scratches on two plates required additional grinding, but supplier promptly offered 3% credit adjustment. Overall solid quality for the price point.
Michael Johnson
United States
2025-12-23
Superior Quality S32205 for Desalination Equipment
We purchased 8.5 tons of UNS S32205 plate (12mm thick, solution-annealed condition) for desalination plant heat exchangers. Mechanical testing confirmed 485 MPa yield strength and 28% elongation, exceeding minimum requirements. Charpy impact values at -40°C averaged 68J across all test specimens. Surface finish was consistent 2B grade with Ra measurements below 1.5μm. Technical team provided valuable consultation on welding procedures and stress relieving at 350°C. This is our fourth order in 18 months. Material consistently outperforms standard 316L in chloride environments.
James Wilson
United Kingdom
2026-01-07
Excellent 2205 Duplex Plates for North Sea Platform
Ordered 12 tons of 2205 duplex stainless steel plate in 10mm thickness, 2000mm width for our North Sea offshore platform refurbishment. Chemical analysis showed 22.1% chromium and 0.16% nitrogen, perfectly within ASTM A240 specifications. PREN value of 36.2 confirmed superior pitting resistance. EN 10204 Type 3.1 certificates included ultrasonic testing results showing zero defects. Delivered in 18 days despite custom width requirements. Material performed excellently during fabrication with no cracking issues during welding per AWS D1.6 procedures.
了解供应商
可定制
超低价
$2345
1-49 吨
基准价
$2240
50-99 吨
4.5% 优惠
$2190
≥100 吨
6.6% 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
