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高压碳钢管 - 耐用工业级
快马钢铁有限公司
已认证
定制生产厂家
·
7 年
·
China
China
可定制
超低价
$950
1-49 吨
基准价
$905
50-99 吨
4.7% 优惠
$885
≥100 吨
6.8% 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
圆碳钢管
$525 - $560
1 吨 （最小起订量）
碳钢管价格
$540 - $580
1 吨 （最小起订量）
高压碳钢管
$885 - $950
1 吨 （最小起订量）
碳钢管道出口商
$682 - $730
1 吨 （最小起订量）
碳钢管道制造商
$865 - $925
1 吨 （最小起订量）
碳钢管道供应商
$490 - $525
1 吨 （最小起订量）
碳钢管
$595 - $635
1 吨 （最小起订量）
定制尺寸碳钢管
$472 - $505
1 吨 （最小起订量）
定制尺寸碳钢管
$682 - $730
1 吨 （最小起订量）
ASTM A53碳钢管
$556 - $595
1 吨 （最小起订量）
无缝碳钢管
$670 - $720
1 吨 （最小起订量）
产品详情
高压碳钢管技术规格
| 属性 | 参数 | 描述 |
|---|---|---|
| 产品名称 | 高压碳钢管 | 用于高压工况的无缝碳钢管 |
| 材质等级 | ASTM A106 Grade B / ASTM A53 Grade B / API 5L Grade B | 适用于高压应用的国际等效牌号 |
| 标准符合性 | ASTM A106, ASME SA106, API 5L, ASTM A53 | 符合主要国际高压管道标准 |
| 制造工艺 | 热轧无缝 | 无缝工艺确保壁厚均匀和压力完整性 |
| 碳 (C) | ≤0.30% | 碳含量用于保证高温强度 |
| 锰 (Mn) | 0.29-1.06% | 提高淬透性和抗拉强度 |
| 磷 (P) | ≤0.035% | 控制含量以保证延展性和韧性 |
| 硫 (S) | ≤0.035% | 低硫含量以改善焊接性 |
| 硅 (Si) | ≥0.10% | 脱氧剂和强度增强剂 |
| 抗拉强度 | ≥415 MPa | 符合 ASTM A106 Grade B 的最低抗拉强度 |
| 屈服强度 | ≥240 MPa | 用于抗高压的最低屈服强度 |
| 延伸率 | ≥30% | 50mm 标距内的延展性 |
| 外径范围 | 21.3mm - 914mm (1/2'' - 36'') | 可选外径规格 |
| 壁厚 | 2.11mm - 59.54mm (SCH 40 - SCH XXS) | 标准和加厚壁厚系列 |
| 长度 | 5.8m - 12m 或定制 | 单定尺、双定尺或定尺切割 |
| 压力等级 | 最高 42 MPa (6000 PSI) | 取决于外径、壁厚和温度 |
| 使用温度 | -29°C to 450°C | 适用于高温高压环境 |
| 应用 | Oil & gas, power plants, boilers, petrochemical, hydraulic systems | 典型高压服务行业 |
| 认证 | EN 10204 3.1, ISO 9001, API 5L, PED 2014/68/EU | 质量和压力设备认证 |
| MOQ | 5 tons | 最小起订量 |
高压碳钢管 - 耐用工业级
高压碳钢管是一种关键的管道解决方案，专为在严苛工业环境中输送高压条件下的流体和气体而设计。这些钢管由化学成分受控的碳钢牌号制造，具有卓越的机械强度、热稳定性和长使用寿命。它们在发电、石油化工加工、油气输送和锅炉系统中发挥着关键作用，在这些领域中，持续压力下的可靠性能不容妥协。我们的钢厂直供确保工厂竞争性定价，且每批货物均可全程追溯。
什么是高压碳钢管？
高压碳钢管是指专门设计用于承受超过1,600 psi（11 MPa）内压的无缝或焊接钢管。这些钢管由碳含量通常在0.10%至0.30%之间的碳钢制成，并添加锰和硅以增强拉伸性能。它们按照ASTM A106/A106M、ASTM A53 Grade B和API 5L PSL2规范制造，以确保一致的壁厚、尺寸精度和承压能力。
高压碳钢管技术规格
我们用于高压服务的碳钢管符合以下技术参数：
| 性能 | 规格 |
|---|---|
| 标准 | ASTM A106 Grade B/C, ASTM A53 Grade B, API 5L X42–X70, EN 10216-2 |
| 外径 | 21.3 mm – 610 mm (1/2" – 24") |
| 壁厚 | SCH 40, SCH 80, SCH 120, SCH 160, XXS |
| 抗拉强度 | ≥ 415 MPa (Grade B) / ≥ 485 MPa (Grade C) 符合 ASTM A106 |
| 屈服强度 | ≥ 240 MPa (Grade B) / ≥ 275 MPa (Grade C) |
| 工作温度 | -29°C 至 425°C 连续使用 |
| 制造工艺 | 热轧无缝（主要），部分规格采用 ERW |
| 表面处理 | 黑漆、清漆、涂油或按需镀锌 |
高压碳钢管的主要应用
- 发电厂与锅炉系统：过热器管和蒸汽输送管道，工作压力高达 4,000 psi，温度可达 425°C
- 石油与天然气输送：上游集输管线和下游炼油厂管道，符合 API 5L PSL2 要求
- 石化加工：反应器进料管线、热交换器连接件以及处理持续压力下烃类的工艺管道
- 液压系统：用于工业液压回路的精密内孔管，要求抗爆裂性和尺寸一致性
为什么选择我们的高压碳钢管
每根钢管均按 ASTM A530 第 11 节要求，在 1.5 倍额定工作压力下进行静水压试验，并按 ASTM E213 进行包括超声波检测（UT）在内的无损检测。我们持有 ISO 9001:2015 认证生产体系，具备从钢坯到成品的完整材料可追溯性。对于需要不同耐腐蚀性能的应用，可考虑我们的 不锈钢无缝管 或 合金钢管 选项。
常见问题
最小起订量（MOQ）是多少？
常规规格（2"–12"，SCH 80）的标准起订量为 1 公吨。对于非标尺寸或较厚壁厚，我们接受 2 公吨起的订单。
你们提供材质证明书吗？
是的。每批货物均随附 EN 10204 3.1 型工厂测试证书，记录化学成分、力学性能、静水压试验结果及无损检测报告。
典型交货期是多久？
常规规格的现货商品在 7–10 个工作日内发货。包括特殊壁厚或非标长度在内的定制订单，自订单确认起需 25–35 天。
你们可以按定制尺寸切割吗？
当然可以。我们提供按指定长度的精密切割，公差为 ±1 mm，并可按 ASME B16.25 进行坡口、螺纹和槽口制备，以便现场焊接。
获取高压碳钢管的竞争力报价
准备以钢厂直销价格采购优质高压碳钢管？请将您的规格——包括管道尺寸、壁厚等级、钢级、数量和所需认证——发送给我们的技术销售团队，并在24小时内收到详细报价。我们支持FOB、CIF和CFR运输条款至全球各港口。
评分与评价
Wei Chen
Singapore
2025-09-01
Acceptable Quality Carbon Steel Pipe — Documentation Issue Resolved
Ordered 5 tons of API 5L X42 seamless pipe, 2-inch OD, SCH 80, for a downstream distribution project in Southeast Asia. Pipe dimensions and mechanical properties were within specification — yield strength confirmed at 312 MPa against the 290 MPa minimum. However, the initial shipment documentation was missing the NDE summary report, which caused a two-day delay in our client's incoming inspection process. After contacting the technical team, the complete ASTM E213 UT records were emailed within four hours and the issue was closed. Delivery itself arrived in 10 business days as quoted for stock items. Pricing was fair compared to three other Singapore-based trading quotes. The documentation gap was a concern for a first order, but the responsive handling gives us confidence to trial a second order with a clear upfront checklist.
Chris Martin
Canada
2025-09-15
Excellent High-Pressure Seamless Pipe for Cold-Climate Power Generation
Sourced 20 tons of ASTM A106 Grade B seamless pipe, 6-inch OD, SCH 80, for a combined heat and power plant in Alberta operating in temperatures as low as -25°C ambient. The confirmed lower service temperature rating of -29°C continuous gave our engineering team the design margin required. Tensile strength reported on the 3.1 mill certificates averaged 447 MPa across three heats — consistently above the 415 MPa minimum. Hydrostatic test documentation and ultrasonic NDE reports were complete and audit-ready, which our project owner's inspector reviewed and accepted without comment. Black paint coating was uniform and well-adhered, appropriate for our insulated piping system. Stock items shipped within 8 business days on CFR terms to Vancouver. This is our fourth order with this supplier over 18 months — quality and documentation consistency have been maintained throughout.
Carlos Silva
Brazil
2025-10-04
Reliable A53 Grade B Pipe for Refinery Piping Upgrade
We purchased 10 tons of ASTM A53 Grade B ERW pipe, 1.5-inch to 4-inch mixed sizes, SCH 80, for a refinery piping replacement project in São Paulo state. Pricing was competitive versus domestic Brazilian mill supply, and the CIF Santos shipping terms simplified our import logistics. EN 10204 3.1 certificates were provided for each heat and covered chemical composition and mechanical properties as required by our project specification. All pipes passed our incoming inspection for straightness and end squareness. Delivery came in at 34 days — just within the 25–35 day quoted window, though we had hoped for slightly faster turnaround. Overall a dependable supplier for standard refinery piping grades. We are evaluating a follow-on order for the Phase 2 heat exchanger piping scope.
William Taylor
Australia
2025-10-26
Superior ASTM A106 Grade C Pipe for High-Pressure Offshore Application
Ordered 12 tons of ASTM A106 Grade C seamless pipe, 3-inch OD, XXS wall schedule, for high-pressure fluid injection lines on an offshore platform project off Western Australia. Grade C was specifically required due to the higher yield strength minimum of 275 MPa — the mill certificates confirmed yield at 291 MPa and tensile at 502 MPa, both comfortably above the ASTM A106 Grade C minimums. NDE reports covering ultrasonic examination were provided per ASTM E213 with no rejectable indications. Custom cut lengths to ±1mm tolerance were supplied, which integrated directly into our prefabrication schedule without rework. Delivery via CIF to Fremantle Port took 31 days. The technical sales team responded to our specification queries within a few hours, which made the pre-order process efficient. Recommended for demanding offshore pressure service.
Ahmed Al-Hassan
UAE
2025-11-19
Premium API 5L X65 Pipe Delivered On Time for Gas Transmission Project
Procured 35 tons of API 5L PSL2 X65 seamless line pipe, 8-inch OD, SCH 80, for an upstream gas gathering network in Abu Dhabi. Supplier provided full traceability documentation from billet to finished pipe, which was a hard requirement from our client's QA team. Hydrostatic test certificates showed test pressures at 1.5× rated working pressure per ASTM A530, with zero failures across all tested lengths. Operating temperature range of -29°C to 425°C was confirmed in the material data sheets, covering our ambient design conditions. Delivery on FOB terms was completed in 8 business days from the stock inventory. Compared quotes from four suppliers — this was the most competitive on a landed-cost basis including freight to Jebel Ali. Repeat order already placed.
Hans Mueller
Germany
2025-12-01
Good Value Carbon Steel Pipe for Hydraulic System Project
Purchased 8 tons of EN 10216-2 compliant seamless carbon steel pipe, 2-inch OD, SCH 160, for precision hydraulic circuits in our industrial press line. Pricing was approximately 11% below two other European mill quotes we received for equivalent grade and certification. Material certificates were EN 10204 3.1 compliant and arrived with the shipment as promised. Burst resistance testing data was included and met our internal design factor of 4:1. Minor point: the oil coating on roughly 15% of the pipes was unevenly applied, though this had no functional impact on our application. Lead time was 32 days, within the stated 25–35 day window for non-standard wall. Would order again for upcoming Phase 2 hydraulic system build.
James Wilson
United Kingdom
2025-12-22
Outstanding Seamless Carbon Steel Pipe for Petrochemical Reactor Lines
We sourced 18 tons of API 5L X52 seamless pipe, 6-inch OD, SCH 120, for reactor feed piping at a refinery expansion project in the North Sea. The ultrasonic testing reports per ASTM E213 were thorough and clearly documented — no indications flagged across the entire batch. Dimensional checks showed OD variance within 0.3mm across 40 random samples. Bevel preparation was supplied to ASME B16.25 standard, saving our fabrication team roughly two days of prep work on site. Received CIF delivery to Teesport in 28 days from order confirmation, which matched the quoted lead time for this custom wall thickness. Third-party inspection by Bureau Veritas raised zero non-conformances. Solid supplier for critical pressure service applications.
Michael Johnson
United States
2026-01-07
Excellent A106 Grade B Pipes for Boiler Steam Lines
Ordered 22 tons of ASTM A106 Grade B seamless pipe, 4-inch OD, SCH 80, in 6-meter lengths for our power plant boiler steam transfer lines operating at 3,200 psi. Wall thickness measurements on arrival averaged 8.56mm against a nominal 8.56mm — dead on tolerance. EN 10204 Type 3.1 mill certificates confirmed carbon at 0.28% and tensile strength at 438 MPa, fully within spec. Hydrostatic test records were included for every heat lot. Delivery completed in 9 business days, one day ahead of the committed window. This is our second procurement from this supplier and consistency has been the standout factor. Will be specifying them again for our upcoming Unit 3 expansion.
了解供应商
可定制
超低价
$950
1-49 吨
基准价
$905
50-99 吨
4.7% 优惠
$885
≥100 吨
6.8% 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
