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镀锌钢管 - 工业用高品质耐腐蚀管材
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
$755
1-49 吨
基准价
$720
50-99 吨
4.6% 优惠
$705
≥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
PPGL预涂镀锌钢板
$700 - $750
1 吨 （最小起订量）
电镀锌钢卷
$575 - $615
1 吨 （最小起订量）
镀锌钢板
$487 - $521
1 吨 （最小起订量）
镀锌钢管制造商
$610 - $655
1 吨 （最小起订量）
焊接镀锌钢管
$670 - $720
1 吨 （最小起订量）
镀锌钢管
$570 - $610
1 吨 （最小起订量）
优质镀铝锌钢卷
$585 - $625
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）
建筑用镀锌钢管
$635 - $680
1 吨 （最小起订量）
镀锌钢卷
$514 - $550
1 吨 （最小起订量）
中国工厂镀锌钢卷
$565 - $605
1 吨 （最小起订量）
建筑用镀锌钢框架材料
$673 - $720
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 Tube | 热浸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 |
| 镀锌方式 | 热浸镀锌 / 预镀锌 | 锌层工艺选项 |
| 锌层厚度 | 60 - 550 g/m² | 依据 ASTM A123 / ISO 1461 |
| 碳 (C) | ≤0.25% | 碳含量以保证成形性 |
| 锰 (Mn) | ≤1.20% | 提高强度和韧性 |
| 磷 (P) | ≤0.035% | 控制以保证延展性 |
| 硫 (S) | ≤0.035% | 低硫以保证焊接性 |
| 抗拉强度 | ≥330 MPa | 依据 ASTM A53 的最低抗拉强度 |
| 屈服强度 | ≥205 MPa | 最低屈服强度 |
| 延伸率 | ≥23% | 50mm 标距内的延展性 |
| 外径范围 | 21.3mm - 219.1mm (1/2'' - 8'') | 可选外径规格 |
| 壁厚 | 1.0mm - 10.0mm | 标准及定制厚度 |
| 长度 | 5.8m, 6m, 12m 或定制 | 标准及定制长度 |
| 表面处理 | 光亮银色，光滑锌层 | 均匀的镀锌表面 |
| 应用 | 建筑、围栏、供水、脚手架 | 典型应用行业 |
| 认证 | EN 10204 3.1, ISO 9001, SGS | 提供的质量认证 |
| 包装 | 钢带捆扎，端部塑料帽 | 标准出口包装 |
| MOQ | 5吨 | 最小起订量 |
镀锌钢管 - 工业用高品质耐腐蚀管材
镀锌钢管是一种镀锌碳钢管道产品，旨在在严苛环境中提供卓越的防腐性能和更长的使用寿命。无论您从事建筑、农业、输水还是通用制造，这种多功能管材解决方案都能以工厂竞争性价格提供坚固的结构完整性。作为直接钢厂供应商，我们提供按照 ASTM A53/A53M 和 BS 1387 规范制造的全系列镀锌钢管，服务于全球承包商、分销商和项目开发商。
什么是镀锌钢管？
镀锌钢管是指通过热浸镀锌或电镀锌工艺在碳钢管道表面涂覆保护性锌层的管材。锌层——根据 ASTM A123/A123M 标准，厚度通常在 30 µm 至 85 µm 之间——充当牺牲性屏障，保护基体钢材免受湿气、化学品和大气氧化的侵蚀。该工艺可将管材的功能使用寿命显著延长至 20–50 年，具体取决于环境暴露条件。
镀锌钢管技术规格
我们的镀锌钢管按照 ASTM A53 Grade B、EN 10255 和 BS 1387 标准生产。以下是关键参数：
| 属性 | 规格 |
|---|---|
| 外径 | 21.3 mm – 219.1 mm (1/2" – 8") |
| 壁厚 | 1.5 mm – 12.0 mm |
| 屈服强度（最小值） | 240 MPa，符合 ASTM A53 Grade B |
| 抗拉强度（最小值） | 415 MPa，符合 ASTM A53 Grade B |
| 锌层重量 | 300–600 g/m²（热浸镀锌） |
| 长度 | 5.8 m、6.0 m、12.0 m 或定制切割 |
| 端部处理 | 平端、螺纹或沟槽 |
镀锌钢管的典型应用
- 结构框架：温室结构、围栏、脚手架和扶手
- 水输送：符合 NSF/ANSI 61 的饮用水供应管线和灌溉系统
- 机械工程：输送机支架、设备框架和汽车底盘部件
- 石油和天然气：低压流体输送管线和保护导管
为什么选择我们的镀锌管供应
我们的年产能超过 200,000 公吨，并保持 ISO 9001:2015 认证的质量管理体系。每批镀锌钢管出厂时均附有符合 EN 10204 Type 3.1 的工厂测试证书（MTC），涵盖化学成分、力学性能和锌层均匀性。我们的内部测试实验室在发货前进行 2.5 MPa 的静水压测试、压扁测试和涂层附着力验证。
常见问题
最小起订量（MOQ）是多少？
我们的标准 MOQ 为每种规格 5 公吨。对于组合多个尺寸的混装集装箱订单，我们接受合计最低 10 公吨。
你们提供材料测试证书吗？
是的。每批货物均随附符合 EN 10204 Type 3.1 的原始钢厂材质证明书，记录化学成分分析、拉伸试验结果和锌层重量。可根据要求提供 SGS 或 Bureau Veritas 的第三方检验。
典型交货时间是多少？
现货商品在 7–10 个工作日内发货。定制生产的镀锌钢管订单——包括非标准直径或特殊镀层重量——通常需要自订单确认起 25–35 天。
能否按定制尺寸切割？
当然可以。我们提供精密切割、车螺纹（BSP 或 NPT）、开槽和坡口加工服务。可提供 0.5 m 至 12.0 m 的定制长度，公差为 ±5 mm。
获取镀锌钢管有竞争力的报价
准备以钢厂直销价格采购优质镀锌钢管？立即联系我们的销售团队，提供您的所需规格——包括外径、壁厚、镀层标准和数量。我们将在 12 小时内回复所有询价，并提供详细定价和交货时间确认。
评分与评价
Chris Martin
Canada
2025-09-08
Perfect Galvanized Steel Tube for Oil and Gas Conduit Application
Placed a mixed-container order totaling 14 tons across three sizes—60.3mm, 88.9mm, and 114.3mm OD, all in 4.0mm wall—for low-pressure fluid transmission conduit at an oil sands facility in Alberta. All material certified to ASTM A53 Grade B with hydrostatic test documentation at 2.5 MPa. Grooved end finish on the 114.3mm tubes was dimensionally accurate and compatible with our Victaulic couplings—no rework required on site. Bureau Veritas inspection was coordinated by the supplier before shipment. Total lead time from order confirmation to delivery in Edmonton was 38 days including ocean freight, which aligned with our project schedule. Pricing was 11% below our previous North American distributor for the same spec.
Wei Chen
Singapore
2025-09-29
Acceptable Galvanized Tube Quality, Coating Variance Issue Resolved
Ordered 6 tons of galvanized steel tube, 101.6mm OD x 5.0mm wall, for resale to a fabrication client in Indonesia. On arrival, our inspector flagged that coating weight on approximately 15% of tubes measured at 285 g/m²—slightly below the 300 g/m² lower threshold. We raised this with the supplier's quality team and they responded within 24 hours, acknowledged the variance, and arranged a partial replacement shipment at no additional freight cost. Issue was resolved within 10 days. The replacement batch tested at 340–380 g/m², fully compliant. Supplier's after-sales response was commendable. We will consider reordering but will request pre-shipment third-party coating inspection for future orders.
Carlos Silva
Brazil
2025-10-14
Reliable Galvanized Tubing Supply for Agricultural Irrigation Systems
Sourced 15 tons of galvanized steel tube in 219.1mm OD x 6.0mm wall for irrigation pipeline infrastructure in São Paulo state. Product met BS 1387 requirements and MTC documentation was provided in English, which our compliance team required. Flattening test results were included in the certificate package without needing to request separately—appreciated that. Delivery was 32 days, within the custom production window quoted. Price per ton was 7% lower than our previous domestic supplier for equivalent specification. One suggestion: clearer online tracking updates during production would improve the experience. Overall a solid supplier for large agricultural projects.
William Taylor
Australia
2025-11-02
Premium Galvanized Steel Tube for Marine Fencing Application
Purchased 10 tons of hot-dip galvanized tube, 76.1mm OD x 4.5mm wall, 6-meter lengths with plain ends, for perimeter fencing at a coastal marine facility in Queensland. Coating weight of 550 g/m² was confirmed by our independent lab—critical for salt-spray resistance in our environment. Yield strength data on MTC showed 268 MPa, comfortably above the 240 MPa ASTM A53 Grade B minimum. This is our third consecutive order with this supplier. Consistent quality batch to batch is what keeps us coming back. Logistics coordination for the container shipment to Brisbane was handled efficiently by their team.
Ahmed Al-Hassan
UAE
2025-11-20
Good Value Galvanized Tube for Scaffolding Supply
Ordered 22 tons of galvanized steel tube across two sizes—33.7mm and 48.3mm OD, both 3.2mm wall—for scaffolding supply to construction sites in Dubai. Pricing was competitive compared to three other mills we approached. MTC documentation was complete and SGS third-party inspection was arranged smoothly. Zinc coating averaged 380 g/m², acceptable for our outdoor exposure conditions. Delivery took 12 business days, slightly longer than the 7–10 day stock estimate, though supplier communicated the delay proactively. Overall quality met project specifications. Minor improvement needed on packaging—a few tubes had minor surface scratches from bundling straps, though coating integrity was unaffected.
Hans Mueller
Germany
2025-12-01
Outstanding Precision Cutting and Coating Quality on Galvanized Tubes
Placed a custom order for 8 tons of galvanized steel tube in non-standard lengths of 3.2 m, OD 60.3mm x 3.2mm wall, for conveyor support frames in our manufacturing plant. Custom cutting tolerance was within ±3 mm—better than the ±5 mm stated. Coating adhesion test passed without any flaking on bend samples we conducted internally. EN 10255 compliance was verified against our incoming inspection checklist. Production and delivery completed in 28 days from order confirmation, within the quoted 25–35 day window. We compared quotes from four European distributors and this supplier offered the most competitive mill-direct pricing. Will order again.
James Wilson
United Kingdom
2025-12-23
Superior Galvanized Tubing for Water Distribution Project
We sourced 12 tons of galvanized steel tube in 88.9mm OD x 4.0mm wall for a potable water supply line installation across three sites in the Midlands. Supplier confirmed NSF/ANSI 61 compliance and provided documentation upfront before we committed to the order. Hydrostatic test results at 2.5 MPa were included in the MTC package. Threading was BSP standard, dimensions were precise with no burring issues. Lead time was 8 business days for stock items. Communication from the sales team was prompt—responses within 6 hours on average. Highly professional operation.
Michael Johnson
United States
2026-01-07
Excellent Galvanized Steel Tube for Greenhouse Structures
Ordered 18 tons of hot-dip galvanized steel tube, 48.3mm OD x 3.5mm wall thickness, for a large-scale greenhouse framework project in Texas. Zinc coating weight measured at 420 g/m² on arrival, well within the 300–600 g/m² spec. Mill test certificates per EN 10204 Type 3.1 were included with the shipment—chemical and mechanical data matched ASTM A53 Grade B requirements exactly. Tensile strength tested at 438 MPa at our facility. Delivered in 9 business days, ahead of the 10-day estimate. This is our second order and quality has been consistent. Will continue sourcing from this supplier.
了解供应商
可定制
超低价
$755
1-49 吨
基准价
$720
50-99 吨
4.6% 优惠
$705
≥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
