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API 5L 焊接钢管 - 用于石油和天然气的高品质管线管
快马钢铁有限公司
已认证
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7 年
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China
China
可定制
超低价
$610
1-49 吨
基准价
$583
50-99 吨
4.4% 优惠
$570
≥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
ASTM a53焊接钢管
$670 - $720
1 吨 （最小起订量）
API 5l 焊接钢管
$570 - $610
1 吨 （最小起订量）
碳钢焊接钢管
$580 - $620
1 吨 （最小起订量）
直缝焊接钢管
$570 - $610
1 吨 （最小起订量）
焊接钢管供应商
$580 - $620
1 吨 （最小起订量）
API 5L 螺旋管
$575 - $620
1 吨 （最小起订量）
API 5L X42 螺旋管
$580 - $620
1 吨 （最小起订量）
焊接钢管
$610 - $655
1 吨 （最小起订量）
焊接钢管制造商
$605 - $650
1 吨 （最小起订量）
产品详情
API 5L焊接钢管技术规范
| 属性 | 参数 | 描述 |
|---|---|---|
| 产品名称 | API 5L 焊接钢管 | 纵向或螺旋焊接碳钢线管 |
| 材质等级 | API 5L Grade B / X42 / X52 / X60 / X65 / X70 | PSL1 和 PSL2 产品规范等级 |
| 标准合规 | API 5L（第46版）、ISO 3183 | 符合国际石油和天然气管道标准 |
| 制造工艺 | ERW / LSAW / SSAW | 电阻焊、纵向或螺旋埋弧焊 |
| 碳 (C) | ≤0.26%（Grade B PSL1） | 控制碳含量以保证可焊性 |
| 锰 (Mn) | ≤1.30%（Grade B PSL1） | 提高强度和淬透性 |
| 磷 (P) | ≤0.030% | 控制磷含量以提高韧性 |
| 硫 (S) | ≤0.030% | 低硫含量以提高可焊性和延展性 |
| 抗拉强度 | ≥415 MPa（Grade B） | 按 API 5L 规范的最小抗拉强度 |
| 屈服强度 | ≥245 MPa（Grade B） | 按 API 5L 规范的最小屈服强度 |
| 伸长率 | ≥22% | 50mm 标距内的最小伸长率 |
| 外径范围 | 21.3mm - 2540mm (1/2'' - 100'') | 焊接钢管可用的外径范围 |
| 壁厚 | 1.8mm - 33.3mm | 标准和定制壁厚选项 |
| 长度 | 5.8m - 12.2m 或定制 | 单定尺、双定尺或定尺切割 |
| 焊缝类型 | 直缝 / 螺旋缝 | 小外径采用 ERW，大外径采用 LSAW/SSAW |
| 端部处理 | 平端、坡口端、螺纹及接箍 | 按客户规格或 API 5L 要求 |
| 应用 | 油气输送、水管、结构 | 陆上和海上管道运输 |
| 认证 | API 5L Monogram、ISO 9001、EN 10204 3.1 | 可提供第三方检验（SGS、BV、Lloyd's） |
| 包装 | 钢带捆扎、塑料管帽、涂漆 | 标准适航出口包装 |
| MOQ | 10 tons | 焊接钢管的最小起订量 |
API 5L焊接钢管——用于石油和天然气的高品质管线管
API 5L 焊接钢管是管道输送系统中的关键部件，专为在严苛工况下长距离输送石油、天然气和水而设计。这些焊接管线管按照美国石油学会第 5L 号规范（第 46 版）制造，具有卓越的结构完整性、一致的壁厚和可靠的焊缝质量。无论您是在建设跨州输送管道还是区域配送网络，我们的 API 5L 焊接钢管都是全球项目工程师、EPC 承包商和能源基础设施开发商的首选。
什么是 API 5L 焊接钢管？
API 5L 焊接钢管是指通过纵向或螺旋焊接工艺生产的碳钢和低合金钢管，专为碳氢化合物和水的管道输送而设计。该规范涵盖两个产品规范等级——PSL 1 和 PSL 2——其中 PSL 2 对化学成分、力学性能和无损检测提出了更严格的要求。常见钢级包括 L245（Grade B）、L290（Grade X42）、L360（Grade X52）、L415（Grade X60）和 L450（Grade X65），每一级都提供逐步更高的屈服强度，适用于高压服役环境。
API 5L 焊接钢管技术规格
我们的 API 5L 焊接管线管按照 API Spec 5L 第 46 版制造，并符合 ISO 3183:2019 要求。下表汇总了常用订购钢级的关键参数：
| 牌号 | 屈服强度（最小值） | 抗拉强度（最小值） | 碳（最大值） | 锰（最大值） |
|---|---|---|---|---|
| L245 / Gr.B | 245 MPa | 415 MPa | 0.22% | 1.20% |
| L290 / X42 | 290 MPa | 415 MPa | 0.22% | 1.30% |
| L360 / X52 | 360 MPa | 460 MPa | 0.22% | 1.40% |
| L415 / X60 | 415 MPa | 520 MPa | 0.12% (PSL 2) | 1.60% |
| L450 / X65 | 450 MPa | 535 MPa | 0.12% (PSL 2) | 1.65% |
可用的焊接工艺包括 ERW（电阻焊），适用于直径最大 24 英寸的管材；LSAW（直缝埋弧焊），适用于厚壁大口径应用；以及 SSAW（螺旋埋弧焊），适用于经济高效的输送管线。外径范围为 2⅜ 英寸（60.3 mm）至 80 英寸（2032 mm），壁厚为 3.2 mm 至 25.4 mm，具体取决于管型和牌号选择。
API 5L 焊接管线管的主要应用
- 陆上油气输送： 跨国的原油和天然气干线，运行压力最高可达 ANSI 600 等级
- 输水管道基础设施： 需要防腐碳钢的市政供水和浆体输送系统
- 海上平台管道： 海底和水上流动管线，必须符合 PSL 2 含酸性服务（附录 H）要求
- 炼油厂和石化厂管道： 下游设施内的工艺进料管线和公用工程分配管线
常见问题
API 5L 焊接管的最小起订量（MOQ）是多少？
我们的标准起订量是每个尺寸和钢级组合10公吨。对于项目特定需求或较不常见的规格，我们可根据要求接受较小的试订单数量。
你们是否随每批货物提供材质测试证书？
是的，每笔订单均随附EN 10204 Type 3.1工厂测试证书，记录化学成分分析、力学测试结果、静水压试验压力及NDT检测记录，完全符合API 5L要求。
API 5L焊接钢管的典型交货期是多久？
标准库存商品在7–15个工作日内发货。定制尺寸或PSL 2酸性服役钢级的钢厂生产订单通常需要30–45天，具体取决于数量和规格复杂程度。
你们能否供应带外涂层的API 5L焊接管？
当然可以。我们提供按DIN 30670或CSA Z245.21标准施加的3LPE、3LPP和FBE防腐涂层，以及用于输水应用的内壁环氧衬里。
获取API 5L焊接钢管的竞争力报价
准备以工厂竞争性价格采购优质API 5L焊接钢管？立即联系我们的管道材料团队，提供您的项目规格——包括钢级、直径、壁厚、PSL等级和涂层要求。我们提供快速报价、灵活的订单数量以及可靠的物流协调，确保您的管线管按时交付且不超预算。
评分与评价
Robert Brown
United Kingdom
2025-09-22
Acceptable X42 Pipe Quality but Delivery Ran Late
Purchased 18 tons of L290/X42 PSL 1 ERW pipe, 10-inch OD, 5.56mm wall thickness for a refinery utility distribution upgrade. Chemical and mechanical test results were within API 5L limits and the 3.1 MTC was complete. However, delivery arrived on day 21 against the quoted 15-day lead time, which caused a 4-day delay to our installation crew mobilization. When we raised this with the sales contact, the explanation given was port congestion at origin, which is understandable but earlier communication would have helped us replan. Pipe dimensions and end finish were acceptable with no dimensional rejections on site. The issue was logistics coordination rather than product quality. Supplier has since confirmed improved shipment tracking notifications for future orders, so we may trial them again on a smaller requirement.
William Taylor
Australia
2025-10-14
Good Value FBE-Coated X60 Pipe for Offshore Platform Topside
Ordered 28 tons of L415/X60 PSL 2 ERW pipe, 6-inch OD, 7.11mm wall thickness with FBE coating for topside process piping on a platform offshore Western Australia. FBE coating thickness averaged 415 microns and holiday test results were all clear. MTC documentation covered chemical, tensile, CVN impact, and hydrostatic test data as required. Pricing was competitive compared to two other suppliers we evaluated. The one area for improvement is the coating end cutback length — it was 150mm on one batch when our spec called for 100mm, requiring minor field rework. Supplier acknowledged the discrepancy and offered a credit note. Material performance on the platform has been satisfactory over the past two months. Would consider for future orders.
Wei Chen
Singapore
2025-11-07
Excellent Service and Fast Quotation for API 5L Mixed Grade Order
As a trading company sourcing for multiple downstream clients across Southeast Asia, we placed a consolidated order of 35 tons covering three grades — L245/Gr.B, L290/X42, and L360/X52 — in ERW format, ranging from 4-inch to 12-inch OD. The supplier accommodated our mixed specification order without requiring separate MOQ per grade, which was critical for our smaller project clients. Quotation with full technical datasheet was returned within 6 hours of inquiry. Letters of credit were processed smoothly and shipping documents including packing list, MTC, and bill of lading were couriered within 3 days of vessel departure. All three clients confirmed material receipt and compliance. This is our fourth order through this supplier and turnaround service has been consistently responsive.
Hans Mueller
Germany
2025-11-29
Premium PSL 2 X65 Pipe with Full Traceability Documentation
Procured 60 tons of L450/X65 PSL 2 LSAW pipe, 20-inch OD, 14.3mm wall thickness for a cross-border gas interconnector project subject to DVGW G 463 requirements. The supplier provided full heat traceability, individual pipe length marking per API 5L Clause 11, and a complete NDT package including automated UT weld seam inspection and manual UT body scan records. Tensile test results showed SMTS values averaging 558 MPa against the 535 MPa minimum. Pipe straightness was within 0.15% of length across all pieces measured. Production lead time was 33 days. German TÜV inspector on-site at mill found no non-conformances during witness inspection. Documentation quality matches what we expect from European mills.
Ahmed Al-Hassan
UAE
2025-12-25
Reliable X52 ERW Pipe for Onshore Oil Gathering Lines
Ordered 45 tons of L360/X52 PSL 1 ERW pipe, 8-inch OD, 6.35mm wall thickness for crude oil gathering flowlines in Abu Dhabi. Mechanical properties and chemical composition were on specification. EN 10204 3.1 MTC was provided promptly. Delivery took 17 days, slightly longer than the 15-day estimate, but our project timeline was not impacted. One minor point: two pipe lengths had minor end-bevel angle variations that required field correction before welding. The supplier's technical team responded within 4 hours and provided a corrective action report. Overall a solid supplier — we would order again for similar projects.
Carlos Silva
Brazil
2025-12-16
Superior SSAW Pipe for Long-Distance Water Transmission Line
Purchased 200 tons of L360/X52 PSL 1 SSAW pipe, 48-inch OD, 8.0mm wall thickness with internal epoxy lining for a 62 km municipal water supply pipeline in Minas Gerais state. Pipe ends were beveled to API 5L tolerances and squareness was within 1.6mm across the entire batch. Internal epoxy lining showed uniform 400–450 micron DFT on holiday detector inspection. Compared quotes from four suppliers — this supplier offered the most competitive price per ton including coating and sea freight to Santos port. Delivery completed in 42 days. No rejections during site inspection. Procurement team is satisfied and we are already preparing the next phase order.
James Wilson
United Kingdom
2026-01-02
Outstanding LSAW Pipe Quality for North Sea Subsea Flowline
Sourced 120 tons of L450/X65 PSL 2 LSAW pipe with Annex H sour service compliance, 24-inch OD, 19.1mm wall thickness, complete with 3LPE external coating per DIN 30670. Hardness values across weld seam and HAZ were all below 250 HV10 as required. Charpy impact test results at -20°C averaged 98 J, significantly above the 40 J minimum. Coating adhesion peel test passed at 350 N/10mm. Delivery took 38 days from order confirmation, within the quoted 30–45 day window. Documentation package was thorough — WPS, PQR, NDT reports, and coating inspection records all provided without chasing. Will be specifying this supplier again for our next North Sea contract.
Michael Johnson
United States
2026-01-17
Excellent API 5L X60 Pipe for Texas Transmission Project
Ordered 85 tons of L415/X60 PSL 2 ERW pipe, 16-inch OD, 9.5mm wall thickness for a natural gas trunk line project in West Texas. Mill Test Certificates confirmed yield strength at 438 MPa and carbon content at 0.10%, well within PSL 2 limits. Hydrostatic test records were included and fully traceable. Shipment arrived in 13 days, beating our project schedule by two days. EN 10204 Type 3.1 certificates were clean and accepted by our third-party inspector without any queries. This is our second order with this supplier and quality has been consistent across both. Recommended for transmission line contractors.
了解供应商
可定制
超低价
$610
1-49 吨
基准价
$583
50-99 吨
4.4% 优惠
$570
≥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
