面向进口商、经销商与项目买家的中国钢材采购服务

中国镀锌钢 - 钢厂直供制造商

中和建材有限公司
已认证 定制生产厂家 · 3 年 · 中国 China
可定制 超低价
$571 1-49 吨 基准价
$546 50-99 吨 4.4% 优惠
$533 ≥100 吨 6.7% 优惠
价格有效期:随行就市

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最小起订量: 1 吨

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商品小计 US$ 571.00
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包装:
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产品详情

中国镀锌钢出口商和制造商的技术规格

PropertyParameterDescription
产品名称Galvanized Steel由中国钢厂生产并出口的热镀锌和电镀锌钢材产品
材料牌号DX51D / SGCC / S250GD / S350GD相当于 ASTM A653 CS/FS/SS、EN 10346、JIS G3302 牌号;常见的中国 GB/T 2518 牌号
标准符合性GB/T 2518, ASTM A653/A924, EN 10346, JIS G3302产品符合热镀锌钢板及钢带的主要国际标准
化学成分 (C)≤ 0.12%低碳含量确保良好的成形性和焊接性
化学成分 (Mn)≤ 0.60%锰含量受控以确保结构完整性
化学成分 (P / S)P ≤ 0.045% / S ≤ 0.045%磷和硫含量限制依据 GB/T 2518 和 EN 10346
抗拉强度270–560 MPa因牌号而异;例如,根据 EN 10346,DX51D ≥ 270 MPa,S350GD ≥ 420 MPa
屈服强度140–420 MPaS250GD ≥ 250 MPa,S350GD ≥ 350 MPa;结构级牌号依据 EN 10346 / ASTM A653
伸长率≥ 16–22%最小伸长率 (A80) 取决于牌号和厚度;确保成形性能
锌层重量Z60–Z275 (g/m²) / G30–G90 (oz/ft²)双面合计;Z275 (275 g/m²) 最常用于建筑;依据 EN 10346 / ASTM A653
厚度范围0.12–6.0 mm标准商业厚度;可根据要求提供定制规格
宽度范围600–1,500 mm卷材和板材宽度;可提供 20 mm 起的纵剪卷材宽度
表面处理Regular Spangle / Minimized Spangle / Zero Spangle / Skin-passed可选铬酸盐钝化、涂油或干燥表面处理以提供防腐保护
应用建筑、汽车、家电、农业、HVAC屋顶、墙面覆层、檩条、汽车面板、白色家电、管道及结构部件
认证ISO 9001、SGS、BV、工厂测试证书(MTC)可提供第三方检验;每批货物随附符合 EN 10204 3.1 的 MTC
包装卷材 / 板材 / 纵剪卷材内径朝上或内径朝壁;防水纸 + 钢带捆扎;出口海运包装
MOQ每单 25 MT标准牌号的最低起订量;整柜(FCL)可接受混装牌号

中国镀锌钢 - 钢厂直销制造商

中国镀锌钢出口商和制造商已在全球扁平钢市场中建立了强大的影响力,为100多个国家的建筑公司、汽车组装商和工业制造商供货。中国垂直整合的钢厂将大规模高炉产能与最先进的连续热浸镀锌生产线相结合,使其能够以钢厂直销价格交付镀锌板和卷材产品,这是独立服务中心根本无法匹敌的。凭借年镀锌钢产量超过8000万公吨,中国生产商保持着热浸镀锌(HDG)卷材、电镀锌板和镀锌波纹屋顶板的稳定库存,涵盖广泛的厚度和镀层重量范围。严格的质量管理体系——通过ISO 9001、ISO 14001和SGS检验标准认证——确保每批货物达到或超过ASTM A653、EN 10346和JIS G 3302等国际基准。无论您的项目需要结构级材料还是深冲质量钢带,与信誉良好的中国镀锌钢制造商合作都能提供卓越品质和成本效益采购的双重优势。

中国镀锌钢出口商和制造商供应商

什么是中国镀锌钢?

中国镀锌钢是指碳钢基材——通常是在河北、江苏或山东省综合钢厂生产的冷轧卷材——通过热浸镀或电解工艺涂覆保护性锌层。锌与钢材表面发生冶金结合,形成一道屏障,提供出色的防腐性能,在温和环境中将使用寿命延长至25–50年,使其在全球屋顶、覆层、汽车车身板和电气导管应用中不可或缺。

中国镀锌钢出口商和制造商工厂

中国镀锌钢制造工艺

生产从酸洗和冷轧热轧卷开始,以达到 ±0.02 mm 的精确厚度公差。随后钢带进入连续退火炉,在再结晶后浸入维持在约 450 °C 的熔融锌浴中。气刀擦拭系统将镀层重量控制在 ±5 g/m² 以内,随后进行平整轧制,将表面光洁度精炼至 ASTM A653 标准下的 G90(275 g/m²)或 G60(180 g/m²)牌号。钝化和涂油处理完成生产线,之后进行卷材纵剪和出口包装。

中国镀锌钢技术规格

来自领先中国镀锌钢出口商和制造商的标准产品参数包括:厚度范围 0.12–6.0 mm;卷宽 600–1,550 mm;锌层重量 Z60–Z275(60–275 g/m²)符合 EN 10346 或 G30–G90 符合 ASTM A653;屈服强度 140–550 MPa,取决于牌号(DX51D 至 DX57D / CS-A 至 HS);抗拉强度最低 270–560 MPa;成形牌号延伸率 ≥22%;表面光洁度选项包括零锌花、常规锌花和平整;卷内径 508 mm 或 610 mm,最大卷重 25 MT。

获取中国镀锌钢的竞争力报价

准备在不影响质量的情况下降低材料成本?我们的团队将买家直接与经过认证的中国镀锌钢制造商对接,消除中间商加价,并确保从工厂证书到卸货港的全程可追溯性。立即分享您的规格,24 小时内即可收到详细的分项报价。

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中国镀锌钢出口商和制造商批发

评分与评价

4.5
基于 8 条评价
5 5
4 2
3 1
2 0
1 0
用户
Robert Simmons
United States
2025-01-03
Initial surface finish issue — resolved professionally
Our first shipment of 50 MT of 0.45 mm G60 skin-passed coil had visible oil streaking on approximately 8% of coils, which was flagged by our customer. I raised the issue immediately and the supplier responded within 24 hours, arranged a third-party inspection, confirmed the cause was an oiling-system calibration issue, and issued a partial credit plus replacement coils within 18 days. Second shipment was perfect — uniform finish, coating weight on spec. The after-sales response was professional and transparent. Upgraded to a regular account since then.
用户
Ahmed Al-Rashidi
UAE
2025-01-25
Competitive pricing on Z275 coil for Gulf climate applications
Ordered 120 MT of 0.7 mm Z275 HDG coil for roofing in a high-humidity coastal project near Abu Dhabi. Coating weight averaged 282 g/m², slightly above nominal — beneficial for our environment. Mechanical properties met EN 10346 DX52D requirements. Delivery to Jebel Ali was 35 days, acceptable but slightly longer than the 30 days initially indicated. Price was 9% below regional distributors for the same specification. Overall a strong value proposition; we'd rate it five stars if lead time accuracy improves.
用户
Fiona Whitmore
United Kingdom
2025-02-16
Good value Z180 coil, minor documentation delay on first order
Purchased 75 MT of 1.2 mm Z180 per EN 10346 for industrial shed framing. Material quality was solid — tensile strength tested at 340 MPa, well above minimum. Coating adhesion passed our bend test. The only issue was that the full documentation pack arrived three days after the goods, which delayed our customs clearance slightly. The team resolved it quickly and confirmed improved procedures for future orders. Pricing was genuinely competitive versus UK service centers. Would order again with the documentation issue now addressed.
用户
David Kowalczyk
United States
2025-03-10
Third repeat order — consistent quality keeps us coming back
This is our third purchase of 0.6 mm G90 HDG coil, ASTM A653 CS-B grade, for HVAC ductwork fabrication. Total volume now exceeds 400 MT across all orders. Every shipment has matched the original mill test report within acceptable variance. The pricing has remained competitive even as spot market rates fluctuated. Our production manager specifically noted the consistent coil weight and ID dimensions, which keeps our slitting line running without adjustments. Will continue as a primary supplier for this grade.
用户
Samantha Reeves
Australia
2025-04-01
Free samples convinced us to switch suppliers entirely
We requested free samples of 0.42 mm G60 corrugated roofing sheet before committing, and the sample quality immediately outperformed our existing supplier. Corrosion-resistance testing in our lab showed coating uniformity well within ASTM A653 tolerances. Placed an initial order of 95 MT and received it in 32 days to Port of Melbourne. The mill certificate matched every lab measurement we ran independently. We've since placed two repeat orders and have a standing quarterly agreement in place.
用户
Marcus Brandt
Germany
2025-04-23
Reliable mill-direct supply for ongoing warehouse construction
We've been sourcing 1.5 mm Z275 galvanized coil per EN 10346 for warehouse cladding panels across three sites in Bavaria. Consistent batch-to-batch quality is critical for our roll-forming line, and this supplier has delivered exactly that across four shipments totalling 340 MT. SGS pre-shipment inspection reports accompany every container. Delivery windows have been met within two days each time. Customer support responds within hours, even with the time zone difference. Highly recommended for European buyers needing EN-compliant material.
用户
Priya Nair
India
2025-06-14
Technically superior DX54D strip for automotive pressing
Sourced 60 MT of 0.8 mm DX54D electro-galvanized strip for deep-drawing automotive door panels. Yield strength consistently measured 175–185 MPa, elongation averaged 38%—well above the EN 10346 minimums. Surface finish passed our OEM customer's paint-adhesion audit first attempt. The technical team provided full mechanical property data and bend-test reports upfront, which saved us two weeks of internal qualification. Pricing was 11% below our previous European supplier for equivalent grade.
用户
James Holloway
United Kingdom
2025-06-29
Exceptional G90 coils for structural cladding project
Ordered 180 MT of 0.55 mm G90 HDG coils to ASTM A653 for a large commercial roofing contract in Manchester. Mill certificates arrived before shipment, coating weight variance was within ±4 g/m²—tighter than spec. Zero-spangle finish was flawless, no edge wave on any coil. Lead time was 28 days CIF Felixstowe, exactly as quoted. Our fabrication team had zero rejects across the entire batch. Already planning a follow-on order of 220 MT for Q3.

了解供应商

中和建材有限公司

入驻 Sinoali.com 3 年

所在地:China

FAQ

Q: What is the zinc coating weight of your galvanized steel?
A: Common zinc coating includes Z60, Z80, Z100, Z120, Z180, Z275, and we can also provide custom coating as required.
Q: What types of galvanized steel do you supply for construction?
Q: What is the difference between GI and PPGI?
Q: Do you offer customized sizes and lengths?
Q: How do you package galvanized steel to prevent rust during shipment?
Q: Can you provide mill test certificates (MTC) for galvanized steel?

Product display

Zhonghe Building Materials Co., Ltd. is a professional industrial manufacturer and supplier focusing on high-quality building materials. We specialize in a full range of steel building materials, covering reinforcing steel bars, galvanized steel products, corrugated steel sheets, structural steel pipes and other related metal construction materials.
 
Equipped with advanced production lines and precision testing equipment, the company implements strict full-process quality control and holds authoritative industry qualification certificates. We maintain sufficient spot inventory, adopt standardized export packaging, and ensure stable delivery cycles to meet global customer demands.
 
Our products are widely applied in construction engineering, machinery manufacturing, shipbuilding, energy and infrastructure projects. Adhering to the principle of quality first and customer-oriented service, we are committed to providing reliable building material solutions and long-term stable cooperation for global clients.

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可定制 超低价
$571 1-49 吨 基准价
$546 50-99 吨 4.4% 优惠
$533 ≥100 吨 6.7% 优惠
价格有效期:随行就市

供应商定制能力

  • 来图定制
  • 来样定制
  • 全流程定制
数量

最小起订量: 1 吨

运费合计:面议

商品小计 US$ 571.00
分享:
发起订单请求
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

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