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镀锌钢管 - 用于结构和工业的耐腐蚀碳钢管道
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
$550
1-49 吨
基准价
$525
50-99 吨
4.5% 优惠
$515
≥100 吨
6.4% 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
DX51D 镀锌钢卷
$630 - $675
1 吨 （最小起订量）
光亮电镀锌钢卷
$630 - $675
1 吨 （最小起订量）
镀锌电镀锌卷
$540 - $580
1 吨 （最小起订量）
工业建筑用镀锌钢
$635 - $680
1 吨 （最小起订量）
彩涂镀锌钢卷供应商
$600 - $645
1 吨 （最小起订量）
DX51D 镀锌钢卷
$460 - $490
1 吨 （最小起订量）
建筑用镀锌钢管
$635 - $680
1 吨 （最小起订量）
电镀锌钢带卷
$540 - $580
1 吨 （最小起订量）
建筑用镀锌钢管
$595 - $640
1 吨 （最小起订量）
建筑行业镀锌钢出口商
$579 - $620
1 吨 （最小起订量）
镀锌钢卷
$514 - $550
1 吨 （最小起订量）
电镀锌钢卷制造商
$580 - $620
1 吨 （最小起订量）
产品详情
镀锌钢管技术规格
| 属性 | 参数 | 描述 |
|---|---|---|
| 产品名称 | Galvanized Steel Pipe | 热镀锌或预镀锌碳钢管 |
| 基材 | Q235B / ASTM A53 / SS400 | 低碳钢基材 |
| 标准符合性 | ASTM A53, BS 1387, EN 10255, GB/T 3091 | 符合主要国际标准 |
| 制造工艺 | ERW / Seamless + Hot-Dip Galvanizing | 带锌层的焊接或无缝管 |
| 锌层厚度 | 60 - 550 g/m² | 依据 ASTM A123 / ISO 1461 |
| 碳 (C) | ≤0.25% | 用于成形性的碳含量 |
| 锰 (Mn) | ≤1.35% | 提高强度和韧性 |
| 磷 (P) | ≤0.035% | 控制以保证延展性 |
| 硫 (S) | ≤0.035% | 低硫以保证可焊性 |
| 抗拉强度 | ≥330 MPa | 依据 ASTM A53 Grade A 的最低抗拉强度 |
| 屈服强度 | ≥205 MPa | 最低屈服强度 |
| 伸长率 | ≥25% | 50mm 标距内的延展性 |
| 外径范围 | DN15 - DN200 (21.3mm - 219.1mm) | 可用的公称直径选项 |
| 壁厚 | 1.0mm - 10.0mm | 轻型、中型和重型系列 |
| 长度 | 5.8m - 12m 或定制 | 提供标准长度和定制长度 |
| 应用 | Water supply, fencing, scaffolding, structural | 典型应用场景 |
| 认证 | EN 10204 3.1, ISO 9001, ASTM A53 | 提供的质量认证 |
| 包装 | Bundled with steel strips, plastic caps on ends | 标准出口包装 |
| MOQ | 5 tons | 最小起订量 |
镀锌钢管 - 用于结构和工业的耐腐蚀碳钢钢管
镀锌钢管是一种镀锌碳钢管，旨在为建筑、管道、围栏和工业管道系统提供出色的防腐性能和坚固的结构完整性。通过将碳钢管浸入约450°C的熔融锌中制造，由此产生的冶金结合形成保护屏障，显著延长使用寿命——即使在恶劣的户外和高湿度环境中也是如此。无论您是为输水管道、脚手架框架还是温室结构采购材料，镀锌钢管都提供了一种经过验证、经济高效的解决方案，受到全球承包商和工程师的信赖。
什么是镀锌钢管？
镀锌钢管是指经过符合ASTM A123/A123M或ASTM A153的热浸镀锌工艺处理的碳钢管。锌层通常在300 g/m²至600 g/m²之间，具体取决于管壁厚度，既充当物理屏障，又充当牺牲阳极——这意味着锌会优先腐蚀，以保护底层钢基材免受锈蚀和氧化。
镀锌钢管技术规格
我们的镀锌钢管按照ASTM A53/A53M Grade B、BS 1387和EN 10255标准生产。关键参数包括：
| 性能 | 规格 |
|---|---|
| 基材 | Q235B / ASTM A53 Gr.B 碳钢 |
| 外径 | 1/2″ – 12″ (21.3 mm – 323.9 mm) |
| 壁厚 | 1.0 mm – 16.0 mm (SCH 20 至 SCH 80) |
| 锌层重量 | ≥ 300 g/m² (按 ASTM A123 热浸镀) |
| 屈服强度 | ≥ 240 MPa (ASTM A53 Gr.B) |
| 抗拉强度 | ≥ 415 MPa (ASTM A53 Gr.B) |
| 制造方法 | ERW（电阻焊）/ 无缝 |
| 长度 | 5.8 m、6 m 或 12 m（可提供定制长度） |
镀锌碳钢管的重点应用
- 供水与管道系统：镀锌管在饮用水输送和消防喷淋管网中发挥着关键作用。
- 结构与脚手架框架：优异的抗拉性能使其成为临时和永久承重结构的首选。
- 围栏与温室建造：卓越的耐腐蚀耐久性确保在户外可靠使用 20 年以上。
- 石油与天然气输送：镀锌管道在低压燃气配送和工业流体输送中应用广泛。
为什么选择我们的镀锌钢管？
- 钢厂直供价格：工厂竞争力价格，无中间商加价，支持1吨至整柜订单。
- 严格质量控制：每批次均经过水压测试、按ASTM A90标准进行的锌层附着力测试以及尺寸检验。
- 完整认证文件：按EN 10204 3.1标准提供工厂测试证书（MTC），可根据要求提供SGS/BV第三方检验。
- 全球出口经验：15年以上向东南亚、中东、非洲和南美洲供应镀锌管的经验。
常见问题
最小起订量（MOQ）是多少？
我们的标准最小起订量为每种规格5公吨。对于混合多个尺寸的拼柜订单，我们接受总计最低10吨。
你们提供材质测试证书吗？
是的。每批货物均包含符合EN 10204 Type 3.1标准的工厂测试证书，涵盖化学成分、力学性能和锌层重量验证。
典型的交货时间是多久？
标准镀锌钢管规格在订单确认后7–15个工作日内发货。定制规格或大批量订单通常需要20–30天生产。
你们可以按定制尺寸切割吗？
当然可以。我们提供精密切割、车螺纹、开槽和端部坡口服务。可轻松提供0.5米至12米的定制长度，公差为±5毫米。
获取镀锌钢管竞争力报价
准备为您的下一个项目锁定优质镀锌钢管的价值驱动定价了吗？今天就联系我们的销售团队，提供您的所需规格——包括外径、壁厚、标准和数量——并在24小时内收到详细报价。我们致力于提供顶级的镀锌管材，并配有响应迅速的物流和专门的技术支持。
评分与评价
Chris Martin
Canada
2025-02-21
Acceptable Galvanized Pipe Quality — Coating Issue Identified and Resolved
We ordered 8 tons of galvanized ERW pipe, 1.5-inch OD, SCH 40, ASTM A53 Gr.B, for an industrial plumbing project in Ontario. On arrival, our inspector identified that approximately 6% of pieces in one bundle showed uneven zinc coating — visually thinner patches on one side, though still above the 300 g/m² minimum per spot testing. We documented and reported this to the supplier with photos. To their credit, the technical team responded within one business day, acknowledged the issue, and offered a partial credit applied to our next order, which we accepted. Mechanical properties on the MTC were fully compliant — yield at 252 MPa, tensile at 421 MPa. Delivery was 16 business days, within the quoted range. The resolution process was handled professionally, which gives us confidence to place a follow-up trial order. Coating consistency is the area we would want to see improved.
William Taylor
Australia
2025-03-14
Excellent Galvanized Pipe for Coastal Fencing and Structural Use
Ordered 11 tons of hot-dip galvanized pipe, 2-inch and 3-inch OD, 6-meter lengths, Q235B base material, for coastal fencing and structural support installations in Western Australia. Coastal salt exposure demands high zinc coating integrity — we specified 380 g/m² minimum and the MTC confirmed 395–430 g/m² across all tested samples. Dimensional tolerances were tight and consistent; no rejections during our incoming QC. Custom cutting to 3-meter lengths was requested for 40% of the order and was executed with ±3 mm tolerance, better than the quoted ±5 mm. We also requested BV third-party inspection, which was coordinated smoothly before shipment. Total lead time was 17 business days for the custom-cut portion. Compared to our previous Australian-based distributor, landed cost was 11% lower. This will be a regular supply relationship going forward.
Wei Chen
Singapore
2025-04-07
Reliable Galvanized Pipe Supply for Southeast Asia Distribution
We placed an order for 35 tons of galvanized steel pipe across multiple sizes — 1-inch, 1.5-inch, and 2-inch OD, 6-meter lengths, ASTM A53 Gr.B — for redistribution to construction clients in Malaysia and Indonesia. Mill Test Certificates and packing lists were accurate and matched the physical shipment. Zinc coating uniformity was consistent across the lot, which our downstream clients have noted positively. One minor point: two bundles in the 1-inch size had slight surface rust on the pipe ends where cut edges were exposed — not a coating defect but worth mentioning for future packaging improvement. The supplier's team responded within the same business day when we raised this. Pricing was competitive for container-load quantities. Delivery in 14 business days met our logistics window. We will continue sourcing for our regional distribution business.
Hans Mueller
Germany
2025-04-28
Premium Galvanized Carbon Steel Pipe for Fire Sprinkler Network
Sourced 9 tons of galvanized ERW pipe, 1/2-inch to 3-inch OD, EN 10255 standard, for a fire sprinkler network installation in a warehouse complex near Cologne. European EN 10255 certification was critical for our project approval — the mill provided full documentation without any back-and-forth. Hydrostatic test certificates were included per batch, and all pipes passed our incoming inspection for straightness and end squareness. Zinc coating adhesion tested per ASTM A90 showed zero delamination across 15 sample pieces. Quotation was received within 18 hours of inquiry submission. This was our first order with this supplier; based on documentation quality and material performance during installation, we have already submitted a follow-up inquiry for 14 tons covering our next project.
Carlos Silva
Brazil
2025-05-16
Good Value Galvanized Pipe for Industrial Fluid Transport
Ordered 22 tons of galvanized seamless pipe, 6-inch OD, SCH 80, for low-pressure industrial fluid transport lines at a processing facility in São Paulo. Material quality and zinc coating were satisfactory — MTC data showed yield strength at 261 MPa and tensile at 428 MPa, both within ASTM A53 Gr.B requirements. Coating weight averaged 315 g/m², just above the 300 g/m² threshold, which we would prefer to see with a slightly wider margin on heavier-wall pipe. Delivery took 22 business days due to the seamless specification, which was within the quoted 20–30 day window. Pricing was competitive versus local Brazilian distributors after accounting for import duties. BV inspection report was provided as requested. Overall a solid transaction — we will consider reordering pending our next project phase.
Ahmed Al-Hassan
UAE
2025-06-02
Superior Galvanized Pipe Quality for Greenhouse Structures in Desert Climate
Purchased 12 tons of hot-dip galvanized steel pipe, 1-inch to 2.5-inch OD range, 5.8-meter lengths, for a large-scale greenhouse construction project outside Dubai. Desert humidity and temperature cycling are severe on uncoated steel, so zinc coating quality was our primary concern. Coating weight certificates confirmed 380–420 g/m² across all sizes tested. Surface finish was uniform with no bare spots or flux inclusions visible. Custom threading service on 30% of the order was executed accurately — thread dimensions checked out with our gauges on arrival. Lead time was 15 business days for this mixed-specification order. Three other suppliers we approached could not meet the threading requirement alongside the volume. Highly satisfied with the technical support during specification confirmation.
James Wilson
United Kingdom
2025-06-24
Excellent Galvanized Tubing for Scaffolding Framework Supply
We sourced 18 tons of galvanized ERW pipe in 2-inch and 3-inch OD, 6-meter lengths, conforming to BS 1387, for scaffolding supply contracts across three construction sites in Birmingham. Dimensional inspection showed OD and wall thickness tolerances well within spec — wall thickness measured consistently at 3.2 mm against the 3.2 mm nominal. Zinc adhesion testing passed without any flaking or peeling observed. SGS third-party inspection was arranged at our request and the report was provided within 5 days of shipment. Tensile strength values on the MTC showed 438 MPa, exceeding the 415 MPa minimum. Delivery was 11 business days. Will continue ordering for our ongoing scaffolding contracts.
Michael Johnson
United States
2025-07-09
Outstanding Galvanized Pipe for Water Transmission Project
Ordered 28 tons of galvanized steel pipe, 4-inch OD, SCH 40, ASTM A53 Grade B for a municipal water transmission line project in Texas. Zinc coating weight came in at 342 g/m² per ASTM A90 test report, well above the 300 g/m² minimum. Mill Test Certificates were EN 10204 3.1 compliant and included full chemical composition breakdowns. Hydrostatic test results were attached for every batch. Delivery completed in 13 business days, which fit our project schedule perfectly. We compared quotes from 4 suppliers before selecting this mill — pricing was 8% lower than our previous vendor for equivalent specifications. This is our second order and we already have a third in planning.
了解供应商
可定制
超低价
$550
1-49 吨
基准价
$525
50-99 吨
4.5% 优惠
$515
≥100 吨
6.4% 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
