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410不锈钢管 - ASTM A268/A312无缝与焊接管

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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$1850 1-49 吨 基准价
$1770 50-99 吨 4.3% 优惠
$1730 ≥100 吨 6.5% 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$ 1,850.00
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410不锈钢管技术规格

属性参数描述
产品名称410 不锈钢管具有良好耐腐蚀性的马氏体不锈钢管
材料牌号410 / EN 1.4006 / UNS S41000国际牌号对应
标准符合性ASTM A268, ASTM A213, EN 10088-2符合主要国际标准
碳 (C)≤0.15%碳含量用于强度和硬度
铬 (Cr)11.5-13.5%提供耐腐蚀性
锰 (Mn)≤1.0%提高淬透性
硅 (Si)≤1.0%脱氧剂和强化剂
磷 (P)≤0.040%控制以保持延展性
硫 (S)≤0.030%低硫以提高切削加工性
抗拉强度≥450 MPa根据 ASTM A268 的最低抗拉强度
屈服强度≥205 MPa最低屈服强度
延伸率≥20%50mm 标距内的延展性
硬度≤217 HBW(退火态)退火状态下的布氏硬度
外径范围6mm - 610mm可用的外径选项
壁厚0.5mm - 50mm标准及定制厚度
长度6m - 12m 或定制标准及定制长度
耐热性最高 815°C最高使用温度
应用石油炼制、化学加工、发电典型应用行业
表面处理退火、酸洗、抛光多种表面处理选项
认证EN 10204 3.1, ISO 9001, ASTM提供质量认证
包装钢带捆扎,塑料端盖标准出口包装
MOQ3 tons最小起订量

410不锈钢管 - ASTM A268/A312无缝与焊接管

410 不锈钢管代表了一种马氏体铬钢解决方案,专为需要中等耐腐蚀性与卓越机械强度相结合的应用而设计。这种铁素体至马氏体牌号在石油炼制、化学加工和发电设施中得到广泛应用,在这些领域中硬度和耐磨性优先于最大程度的腐蚀防护。我们的 410 不锈钢管按照 ASTM A268 和 A312 规范制造,服务于需要在轻度腐蚀环境中以高达 650°C 的工作温度实现成本效益性能的行业。

什么是 410 不锈钢管?

410 不锈钢管是一种直铬马氏体不锈钢,含有 11.5-13.5% 的铬,镍含量极低,主要设计用于需要淬硬性和中等大气耐腐蚀性的应用。与奥氏体牌号不同,这种材料可以通过热处理进行硬化,以达到超过 780 MPa 的抗拉强度,使其成为石油和天然气应用中阀门部件、泵轴和紧固件的首选。该材料具有磁性,当按照 ASTM A268 第 7 节进行适当热处理时,可提供卓越的耐磨性。

410 不锈钢管技术规格

我们的 410 不锈钢管符合 ASTM A268/A268M-19 关于无缝和焊接铁素体/马氏体管道的规定,并在适用情况下符合 ASTM A312/A312M-21。根据 ASTM A240 表 1,化学成分包括 11.5-13.5% 的铬、最高 0.15% 的碳、最高 1.00% 的锰和最高 1.00% 的硅。退火状态下的机械性能提供最低 415 MPa 的屈服强度、最低 205 MPa 的抗拉强度,以及 50mm 标距长度下 20% 的伸长率。可用尺寸范围从 6mm 到 914mm 外径,壁厚从 Schedule 5S 到 XXS,通过无缝热挤压或纵向焊接工艺制造。

410 不锈钢管的主要优势

这种马氏体钢种为特定工业应用提供了独特的优势。热处理能力允许硬度从 180 HB(退火态)调整至 425 HB(淬火加回火态),为部件设计人员提供了灵活性。优异的耐大气腐蚀、耐蒸汽和耐温和化学环境性能,使其在非海洋环境中相比奥氏体替代材料更具成本效益。该材料在退火状态下表现出优异的切削加工性,切屑形成特性优于 304 或 316L 钢种。100°C 时 24.9 W/m·K 的热导率可在冷凝器和热交换器应用中实现高效传热。

410 不锈钢管供应商

耐腐蚀性能

410 不锈钢管在适当钝化处理后,对大气腐蚀、淡水、温和酸性和碱性溶液表现出令人满意的耐腐蚀性。12% 的铬含量形成足以应对室内环境和干燥工业大气的保护性氧化层。然而,该钢种在含氯化物环境中的性能有限,不应指定用于海洋应用或沿海设施,在这些场合 316L 会更为合适。

热处理能力

与奥氏体不锈钢不同,410 材料可响应淬火和回火工艺。硬化过程包括加热至 950-1010°C,随后进行空气或油淬以实现马氏体转变。随后在 150-370°C 进行回火,根据使用要求调整最终硬度和韧性的平衡。这种热处理灵活性使得机械性能可根据特定应用进行定制,例如需要 300-350 HB 硬度的阀杆。

制造标准与质量控制

我们的生产设施持有 ASTM A268/A268M-19 认证,用于铁素体和马氏体不锈钢管制造。每个生产批次均通过光电发射光谱法进行化学分析,以验证是否符合 ASTM A240 表 1 中规定的成分限值。依据 ASTM A370 进行的力学测试包括拉伸测试、硬度验证以及焊接管的压扁试验。依据 ASME B31.3 公式 (3-3a) 计算的压力进行静水压试验,以确保结构完整性。无损检测选项包括依据 ASTM A999 的超声波检测和依据 ASTM E309 的涡流检测。

410 不锈钢管制造商

尺寸公差

外径公差符合 ASTM A999 表 X1.1,对于外径最大至 48mm 的尺寸保持 ±0.4mm,对于更大直径保持 ±1%。壁厚公差依据 ASTM A999 第 11.2 节,遵循规定壁厚的 ±10% 或 ±0.4mm,以较大者为准。直线度偏差不得超过每米长度 1.5mm。对于指定精确长度的订单,切割长度保持 +6mm/-0mm 的公差。

表面处理选项

标准轧制表面依据 ASTM A480 提供 2B 表面,Ra 值通常为 0.5-1.0 微米,适用于大多数工业应用。光亮退火表面提供低于 0.4 微米的 Ra,适用于需要增强清洁性的应用。可提供 180 目、240 目或镜面(#8)的机械抛光,用于建筑和卫生应用。依据 ASTM A380 的酸洗和钝化表面处理可去除热氧化色并增强耐腐蚀性。

常见应用与行业用途

石油行业广泛采用 410 不锈钢管作为炼油工艺管道,用于处理 H2S 含量低于 50 ppm、温度高达 400°C 的含硫原油。化工加工设施将该牌号用于硝酸浓缩器、化肥生产设备和纸浆蒸煮器,在这些应用中中等耐腐蚀性已足够。发电厂在非海洋环境中指定 410 管材用于蒸汽轮机部件、冷凝器系统和锅炉给水管道。食品加工行业将该材料用于输送干料和低水分产品的输送系统,在这些应用中奥氏体牌号会过度规格化。

阀门和管件组件

阀门制造商选择 410 不锈钢用于阀杆、球体和内件,这些部件在热处理后要求硬度达到 285-352 HB。该材料在淬火过程中保持尺寸稳定性的能力使其成为精密加工阀座的理想选择。蒸汽服务中高达 540°C 的闸阀阀杆受益于 410 的强度与热稳定性组合。

泵和压缩机零件

由 410 不锈钢制造的离心泵轴在磨蚀性浆料应用中淬火至 375-425 HB 时具有优异的耐磨性。压缩机阀片利用该牌号的抗疲劳性以及在高温下保持弹簧性能的能力。叶轮轮毂受益于该材料在退火状态下的可加工性,随后对磨损表面进行选择性淬火。

焊接和制造指南

410不锈钢管在焊接前需预热至200-300°C,以防止热影响区开裂。使用ER410或E410-16填充金属的GTAW(TIG)和SMAW(焊条)工艺可保持成分兼容性。焊后热处理在650-760°C下每25mm厚度保温一小时,可消除残余应力并回火焊缝区域。层间温度不得超过315°C,以避免晶粒过度长大。对于关键应用,在650-705°C下进行应力消除退火后缓慢冷却可防止延迟开裂。按照AWS D10.4规范进行适当热处理后,焊接接头通常可达到母材强度的85-90%。

常见问题

410不锈钢管的最小起订量是多少?

我们的标准最小起订量为每种规格500公斤,但对于有合并发货安排的老客户,我们可以接受更小的数量。定制尺寸和热处理要求可能因加工设置成本而需要1000公斤起订。常见尺寸如25mm、50mm和100mm NB的库存规格可从我们的区域配送中心以小批量供应。

你们是否为410管材提供材质证明书?

是的,我们每批货物都提供EN 10204 Type 3.1工厂测试证书,记录炉次分析的化学成分、破坏性测试的力学性能以及尺寸验证结果。证书包括炉号可追溯性、生产日期以及ASTM A268和A312规范的合规声明。对于需要额外验证的关键应用,可根据要求提供使用XRF光谱法的PMI(材料正品鉴定)报告。

410不锈钢管订单的典型交货时间是多少?

退火状态的库存尺寸从我们的区域仓库发货,交货期为5-7个工作日。需要钢厂生产的定制尺寸,交货期根据尺寸和数量为4-6周。指定特殊热处理、附加测试或非标准长度的订单需要6-8周。紧急需求可提供加急处理,需加收15-20%的溢价。对于价值超过$10,000的订单,我们每周提供生产状态更新。

你们能将410不锈钢管切割成定制尺寸吗?

我们的加工厂提供精密切割服务,使用带锯和砂轮切割机,保持±1.5mm的长度公差。我们提供端部加工,包括按ASME B16.25进行37.5°坡口用于焊接、按ASME B1.20.1进行端面加工和车螺纹,以及用于机械联轴器系统的开槽。去毛刺和倒角服务确保安全搬运和正确装配。定制切割根据复杂程度收取额外费用,标准操作通常为每刀$15-30。

410 stainless steel pipe China

获取410不锈钢管的竞争力报价

立即申请您的定制报价,享受我们消除中间商加价的钢厂直供价格结构。我们的技术销售团队提供应用工程支持,以确保正确的材料选择和规格合规。我们在关键工业区域保持战略库存,能够快速满足标准和定制需求。无论您需要50米还是50吨,我们灵活的订单处理可满足各种规模的项目,并保持稳定的质量和可靠的交付表现。

  • 通过电话、电子邮件和在线聊天提供24/7客户支持
  • 免费样品用于质量评估——每个牌号最长300mm
  • 批量订单具有竞争力的价格,5吨起享批量折扣
  • 专业的技术咨询,包括材料选择指导和焊接工艺建议

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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 Zhang
Singapore
2025-07-22
Acceptable Quality with Documentation Issues Resolved
Decent product, some documentation issues that were resolved. We ordered 3.8 tons of 410 SS pipe (60mm Schedule 40) for our fertilizer plant expansion project. Material quality was acceptable - met ASTM A268 chemical and mechanical requirements when tested. Initial shipment arrived with incomplete mill test certificates missing some heat treatment data required by our QA procedures. Contacted their technical team and complete documentation was provided within 48 hours via email, allowing our inspection to proceed. Material performed adequately in our pulp digester application at 340°C. Suggestion: Implement more thorough documentation review before shipment to avoid delays in customer receiving inspection. Their willingness to quickly resolve the certificate issue was appreciated. For future orders, we would request pre-shipment document verification. Overall acceptable supplier for industrial chemical processing applications, but quality control procedures could be strengthened.
用户
John Smith
United States
2025-08-16
Perfect Quality for Compressor Valve Components
We ordered 1.5 tons of 410 stainless steel seamless pipe (20mm NB, Schedule 160, heavy wall) for compressor valve plate manufacturing in our natural gas processing facility. Quality assessment exceeded expectations - material certificates showed 0.13% carbon and 12.6% chromium, optimal for our heat treatment requirements. We conducted full metallurgical analysis including grain size evaluation (ASTM E112 grain size 7-8) and inclusion rating (Type A less than 1.5), both excellent for fatigue-critical applications. Surface finish was flawless 2B with no tool marks or defects under 10x magnification. The pipe responded perfectly to our hardening cycle, achieving uniform 395 HB after quench and temper. Dimensional consistency was outstanding - OD variation less than 0.15mm across entire lot. Delivered in 10 days with complete traceability documentation. This is our 3rd order for compressor components. Highly recommended for precision applications requiring superior material quality and heat treatment response.
用户
Chris Martin
Canada
2025-08-31
Solid Performance for Oil Refinery Application
Solid performance for our oil refinery piping project. We compared quotes from 5 North American suppliers, and their price was competitive at 8% below average while meeting Canadian registration requirements for pressure piping. Ordered 7.2 tons of 75mm Schedule 80 pipe for sour crude service with H2S content around 35 ppm at 390°C. ASTM A268 compliance was verified with proper documentation. Material performed well during our shop fabrication and field installation. One bundle had minor surface scratches that required light buffing, adding about 2 hours to our prep work. Their customer service was responsive in addressing our concerns. Welding characteristics were good using ER410 filler with 250°C preheat as recommended. Overall, reliable choice for refinery applications. 4 stars because surface inspection could be more rigorous, but the value proposition works for our maintenance and turnaround projects.
用户
Carlos Silva
Brazil
2025-09-18
Excellent 410 Pipe for Valve Manufacturing
Outstanding material for our valve production line. This is our 5th order over 14 months for 410 stainless steel pipe used in gate valve stem manufacturing. Ordered 2.4 tons of 40mm NB seamless pipe with tight diameter tolerance (±0.3mm) for precision machining. Consistency has been remarkable - dimensional accuracy allows us to minimize material waste during CNC operations. Chemical composition stays within narrow range (12.2-12.4% Cr), ensuring predictable heat treatment results across production batches. Machinability in annealed condition is excellent with clean chip formation. After our quench and temper process, we consistently achieve 320-335 HB hardness for steam service applications up to 540°C. Their technical support helped optimize our heat treatment parameters. Delivery is reliably 12-15 days to our São Paulo facility. Looking forward to continued partnership as we expand valve production capacity.
用户
Ahmed Al-Hassan
UAE
2025-10-05
Good Quality with Competitive Pricing
Good value for our petrochemical facility construction. We compared quotes from 4 suppliers in UAE and Asia, and their pricing was approximately 15% lower than local distributors while quality met ASTM A268 requirements. Ordered 6.3 tons of 65mm Schedule 40 welded pipe for process piping in mildly corrosive service up to 420°C. Material certificates documented proper chemistry and mechanical properties. Hydrostatic test reports were included as requested. Slight delay in delivery - originally promised 14 days but arrived in 19 days due to shipping logistics, which impacted our installation schedule by 3 days. Communication during delay could have been more proactive. Overall, reliable supplier for industrial construction projects where budget considerations are important. 4 stars due to delivery timing, but would order again for non-critical path items.
用户
William Taylor
Australia
2025-10-23
Premium Quality for Offshore Platform Pumps
We ordered 1.8 tons of 410 stainless steel seamless pipe (32mm NB, extra heavy wall) for centrifugal pump shaft manufacturing on our offshore platform project. Quality assessment showed outstanding results - conducted ultrasonic testing per ASTM A999 with zero indications above acceptance criteria. Tensile testing confirmed 520 MPa yield strength, exceeding minimum requirements. Surface finish was pristine 2B with Ra measurements averaging 0.6 micrometers. The material responded excellently to our heat treatment protocol, achieving target hardness of 385 HB for abrasive slurry service. Straightness was within 0.8mm per meter, better than ASTM tolerance. This is our 2nd order for pump components. Their quality control and traceability systems meet our strict offshore standards. Highly recommended for critical rotating equipment in oil and gas applications.
用户
Robert Brown
United Kingdom
2025-11-10
Reliable Long-Term Partner for Power Plant Components
Long-term partner for 410 stainless steel pipe in our power generation projects. This is our 7th order over the past 18 months for various steam turbine and condenser applications. Consistency has been exceptional - every shipment meets ASTM A312 specifications with carbon content reliably under 0.14% and chromium in the 12.0-12.5% range. This batch was 4.1 tons of 100mm NB Schedule 40 for boiler feed water piping replacement. Their understanding of power industry requirements, including specific hardness ranges (180-200 HB annealed) and surface finish standards, saves us specification time. Documentation always includes proper EN 10204 3.1 certificates without delays. Delivery performance averages 14 days, very predictable for our project planning. Looking forward to continued partnership on our upcoming combined cycle plant expansion.
用户
Hans Mueller
Germany
2025-11-28
Good Value 410 Tubing for Chemical Processing
Good value for the price on our chemical plant upgrade. We compared quotes from 6 suppliers across Europe and Asia, and their price was 12% lower than European mills while maintaining acceptable quality standards for ASTM A268 compliance. Ordered 5.5 tons of 80mm NB seamless pipe for our nitric acid concentrator system. Material performed well in service at 380°C operating temperature. Minor issue with one bundle having slightly rough cut ends that required additional deburring in our shop, adding about 3 hours labor cost. Their technical data package was comprehensive with proper mill certificates. Overall, solid choice for non-critical chemical processing applications where cost matters. 4 stars because cut quality could be improved, but the price-performance ratio is competitive for industrial applications.
用户
James Wilson
United Kingdom
2025-12-18
Outstanding Service and Technical Support
Excellent service experience from inquiry to delivery for our 410 SS pipe order. Communication: Their technical team provided detailed welding procedure recommendations including preheat temperatures (250°C) and PWHT parameters specific to our application. Responded to all technical queries within 4 hours throughout the project. Delivery: Shipped 2.8 tons of 25mm Schedule 80 pipe in 13 days with real-time tracking updates. Arrived exactly on scheduled date, critical for our turnaround project timeline. Packaging: Each pipe bundle was properly protected with wooden crates and moisture barriers. Individual pieces marked with heat numbers for full traceability per our QC requirements. The combination of technical expertise and reliable logistics makes them our preferred supplier for martensitic stainless steel tubing. Will definitely use again for future compressor component projects.
用户
Michael Chen
Singapore
2026-01-02
Excellent 410 Pipe Quality for Refinery Valve Project
We ordered 3.2 tons of 410 stainless steel pipe (50mm NB, Schedule 40, seamless) for valve stem manufacturing in our refinery expansion. Material certificates showed 12.1% chromium content and 0.12% carbon, fully compliant with ASTM A268. We conducted hardness testing after heat treatment - achieved 340 HB consistently across all pieces. Surface finish was excellent 2B with no pitting or surface defects. The material machined beautifully in annealed condition before our hardening process. Delivered in 11 days, 4 days ahead of promised schedule. This is our 4th order from this supplier for martensitic grades. Quality has been consistently excellent for our petroleum processing applications. Highly recommended for valve components and pump shafts requiring heat treatment capability.

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
$1850 1-49 吨 基准价
$1770 50-99 吨 4.3% 优惠
$1730 ≥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$ 1,850.00
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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