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镀锌钢管 - 工业用耐腐蚀镀锌钢管
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
$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
预涂镀锌钢卷
$580 - $620
1 吨 （最小起订量）
镀铝锌钢卷
$580 - $620
1 吨 （最小起订量）
镀锌钢管
$515 - $550
1 吨 （最小起订量）
结构建筑用镀锌钢管
$504 - $540
1 吨 （最小起订量）
建筑用镀锌钢卷
$486 - $520
1 吨 （最小起订量）
小卷电镀锌钢
$580 - $620
1 吨 （最小起订量）
焊接镀锌钢管
$670 - $720
1 吨 （最小起订量）
建筑用镀锌钢管
$635 - $680
1 吨 （最小起订量）
DX51D 镀锌钢卷
$460 - $490
1 吨 （最小起订量）
ASTM a53镀锌钢管
$700 - $750
1 吨 （最小起订量）
电镀锌钢卷制造商
$580 - $620
1 吨 （最小起订量）
光亮电镀锌钢卷
$630 - $675
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 | Zinc Coated Steel Pipe | 热浸镀锌碳钢管 |
| 材质等级 | Q235B / ASTM A53 Grade B / SS400 | 国际等效牌号 |
| 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 | 焊接或无缝并带锌层 |
| 碳 (C) | ≤0.25% | 碳含量以保证成形性 |
| 锰 (Mn) | ≤1.35% | 提高强度和硬度 |
| 磷 (P) | ≤0.035% | 控制以保证延展性 |
| 硫 (S) | ≤0.035% | 低硫以保证可焊性 |
| 锌层厚度 | 60 - 550 g/m² | 依据 ASTM A123 / ISO 1461 标准 |
| 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 - 508mm (1/2'' - 20'') | 可选外径规格 |
| 壁厚 | 1.0mm - 16mm | 标准及定制厚度 |
| 长度 | 5.8m, 6m, 12m or custom | 可提供标准及定制长度 |
| 表面处理 | Hot-Dip Galvanized / Pre-Galvanized | 光亮锌层，表面光滑 |
| 应用 | Water supply, fencing, scaffolding, construction | 典型应用行业 |
| 认证 | EN 10204 3.1, ISO 9001, API 5L | 提供质量认证 |
| 包装 | 用钢带捆扎，两端加塑料帽 | 标准出口包装 |
| MOQ | 5吨 | 最小起订量 |
镀锌钢管 - 工业用耐腐蚀镀锌钢管
镀锌钢管通过在碳钢基材上施加保护性锌层，具有出色的防腐性能，使其成为配水、结构框架和户外建筑项目的首选。无论您需要用于市政基础设施的热浸镀锌管，还是用于机械应用的预镀锌管，该产品都能在腐蚀性环境中提供卓越的耐久性，同时保持成本效益。我们的钢厂直供确保为全球承包商、分销商和项目工程师提供一致的锌层质量和及时交付。
什么是镀锌钢管？
镀锌钢管是一种碳钢管，通过热浸镀锌或电镀锌工艺在其表面形成锌保护层。锌屏障充当牺牲阳极，即使表面涂层被划伤或损坏，也能防止底层钢材氧化。这种镀锌钢管按照 ASTM A53/A53M-22 和 EN 10240:2016 标准制造，确保在严苛的使用条件下性能可靠。
镀锌钢管技术规格
我们的镀锌管库存涵盖全面的尺寸和镀锌层重量范围，以满足多样化的项目需求：
| 参数 | 规格 |
|---|---|
| 外径 | 1/2" 至 12" (DN15–DN300) |
| 壁厚 | SCH 10 至 SCH 80 |
| 锌层重量 | 300–600 g/m²，符合 ASTM A123/A123M |
| 基材 | Q235B、Q345B、ASTM A53 Grade B（屈服强度 ≥ 240 MPa） |
| 抗拉强度 | ≥ 415 MPa (ASTM A53 Gr.B) |
| 标准 | ASTM A53、BS 1387、EN 10255、JIS G3444 |
| 长度 | 5.8m、6m 或定制定尺 |
| 端部处理 | 平端、坡口、螺纹并带管接头 |
镀锌钢管的重点应用
- 供水和管道系统 – 饮用水管线、消防喷淋管网和灌溉管道
- 结构和围栏 – 温室框架、护栏、脚手架和链环围栏立柱
- 石油和天然气输送 – 低压燃气配送和油田集输管线
- 暖通空调和机械 – 导管管道、通风支架和设备框架
为什么选择我们的镀锌钢管
凭借超过 15 年的出口经验，我们向 50 多个国家供应镀锌钢管。每批产品均按照 ASTM A90 进行锌层附着力测试、2.5 MPa 静水压测试以及完整尺寸检验。我们持有 ISO 9001:2015 认证，并随每批货物提供 EN 10204 Type 3.1 工厂测试证书，为买家提供从原材料到成品的完整可追溯性。
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。对于组合多个规格的拼柜订单，我们接受总计最低 10 公吨。
你们提供材料测试证书吗？
是的。每笔订单均随附 EN 10204 Type 3.1 证书，涵盖化学成分、力学性能、锌层重量及水压试验结果。
典型的交货时间是多久？
现货商品在 7–10 个工作日内发货。定制生产的镀锌钢管，如特定锌层重量或非标准长度，自订单确认起需要 20–30 天。
你们可以按定制尺寸切割吗？
当然可以。我们提供精确定尺切割、车螺纹、开槽和坡口加工服务。可根据要求提供 0.5m 至 12m 的定制长度，公差为 ±5mm。
获取镀锌钢管的竞争性报价
准备为您的下一个项目锁定工厂竞争性价格的镀锌钢管了吗？今天就联系我们的销售团队，提供您所需的规格——直径、壁厚、镀层标准和数量。我们会在 12 小时内回复所有询价，并提供详细报价，包括根据您的目的港量身定制的 FOB、CFR 或 CIF 条款。
评分与评价
Wei Chen
Singapore
2025-02-11
Acceptable Galvanized Pipe Quality, Packaging Issue Resolved
Ordered 8 tons of 1-1/2" and 2" galvanized pipe, plain ends, for distribution to construction clients in Southeast Asia. Material quality itself met JIS G3444 requirements and zinc coating was uniform with no bare spots observed. However, upon arrival at Singapore port, approximately 15% of bundles had damaged plastic end caps, exposing pipe ends to moisture during transit. Raised this with the supplier immediately and they responded within a few hours, offering partial credit for any end treatment costs we incurred. Issue was documented and they confirmed updated packaging protocol for future orders. Underlying product quality is acceptable — we'll likely trial another order to see if the packaging improvement holds.
Chris Martin
Canada
2025-03-07
Excellent Threaded Galvanized Pipe for Gas Distribution Network
Procured 20 tons of 1" to 2-1/2" threaded and coupled galvanized steel pipe for a low-pressure natural gas distribution project in Ontario. All pipe was supplied with NPT threading and the coupling fit was verified by our field crews without any rework required — a detail that matters significantly on tight installation schedules. EN 10204 3.1 certificates covered chemical composition, tensile strength at 438 MPa, and zinc coating weight at 395 g/m². We compared pricing with two domestic distributors and saved approximately 11% by sourcing direct from this mill on FOB terms. Cleared Canadian customs without documentation issues. Already submitted our next inquiry for a 25-ton follow-up order.
William Taylor
Australia
2025-03-30
Reliable Galvanized Pipe for Offshore Support Structure
Ordered 10 tons of 4" and 6" galvanized pipe, SCH 80, for structural support frames on a coastal marine facility in Queensland. Zinc coating weight at 380 g/m² was adequate for our application, though we had originally requested 450 g/m² minimum — the sales team clarified this upfront before production and we adjusted our spec accordingly, which we appreciated. Hydrostatic test certificates and ASTM A53 compliance documentation were complete and accepted by our client's certifying authority. Delivery was 26 days from order, fitting within our project window. Would consider this supplier again for future orders where standard coating weights are sufficient.
Carlos Silva
Brazil
2025-04-16
Premium Galvanized Steel Tubing for Scaffolding Contract
Our company has been purchasing galvanized scaffolding tube from this mill for over two years — this latest order was 42 tons of 48.3mm OD, 3.2mm wall, hot-dip galvanized per BS 1387. Coating adhesion testing results were provided with each coil number traceable to the batch certificate. Threaded and coupled end finish was clean with no cross-threading issues noted by our assembly crew. Price held stable from our previous order three months ago despite market fluctuations, which we genuinely appreciate for contract budgeting. Delivery to Santos port took 31 days on CIF terms. This is our fifth repeat order — consistent quality every time.
Ahmed Al-Hassan
UAE
2025-05-08
Superior Zinc Coated Pipe for Irrigation Pipeline in Desert Climate
Placed an order for 35 tons of hot-dip galvanized pipe, 3" to 6" OD, SCH 40, for an agricultural irrigation network in Abu Dhabi. Given the harsh desert environment, we specifically required coating weight above 400 g/m² — received material averaging 455 g/m² confirmed by our third-party inspector. Base material Q345B mechanical properties were verified: yield strength 358 MPa, tensile 512 MPa, both exceeding stated minimums. ISO 9001:2015 certification and full traceability documentation gave our project owner confidence during approval review. Shipment arrived at Jebel Ali port within 28 days from order confirmation. This supplier clearly understands demanding field conditions.
Hans Mueller
Germany
2025-06-02
Good Value Galvanized Pipe for HVAC Conduit Application
Sourced 12 tons of DN50 and DN80 galvanized steel pipe for HVAC conduit and ventilation support frames across three industrial facilities. Pricing was competitive — we compared quotes from four suppliers and this mill came in 8% lower on CIF Hamburg terms. Material quality met EN 10255 requirements and coating weight tested at 310 g/m², acceptable for our indoor application. Minor point: two bundles arrived with slight surface rust at the pipe ends where the zinc was cut, though this was expected and easily treated on-site. Overall solid transaction and responsive sales team.
James Wilson
United Kingdom
2025-06-24
Excellent Pre-Galvanized Tubing for Greenhouse Frame Structures
Purchased 18 tons of zinc coated square and round tubing, 1" to 3" range, SCH 20, for a large commercial greenhouse framing project in Yorkshire. EN 10204 Type 3.1 certificates arrived with the shipment covering chemical composition and coating adhesion per ASTM A90 — everything matched our procurement spec. The cut-to-length service was precise; we requested 3.8m sections and tolerances were well within ±5mm. Our site engineer confirmed zero coating delamination after welding preparation. Quoted lead time was 22 days for custom lengths and they delivered on day 21.
Michael Johnson
United States
2025-07-09
Outstanding Galvanized Pipe for Municipal Water Project
Ordered 28 tons of hot-dip galvanized steel pipe, 2" and 4" OD, SCH 40, for a municipal water distribution upgrade. Zinc coating weight measured at 420 g/m² on our end, consistent with the 3.1 mill certificates provided. Hydrostatic test results at 2.5 MPa were all within spec per ASTM A53. Delivery completed in 9 business days to our Houston warehouse — right on schedule. This is our second order this year and quality has been identical across both batches. Will continue sourcing from this supplier for upcoming fire sprinkler contracts.
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
