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建筑用ASTM钢筋 - 钢厂直供

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
$490 1-49 吨 基准价
$468 50-99 吨 4.5% 优惠
$458 ≥100 吨 6.5% 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$ 490.00
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随报价一并确认
包装:
标准出口包装
样品:
可按需提供

产品详情

ASTM建筑用标准钢筋技术规范

属性参数描述
产品名称ASTM Standard Steel Bars for Construction用于混凝土结构的变形钢筋和光圆钢筋
材料等级Grade 40 / Grade 60 / Grade 75 (ASTM A615); Equivalent: HRB400 / HRB500 (GB), B500B (EN)Grade 60 在结构加固应用中最为广泛使用
标准合规ASTM A615 / ASTM A706 / ASTM A996A615:碳钢;A706:低合金钢;A996:钢轨/车轴钢筋
化学成分 (C)≤ 0.30% (Grade 60, ASTM A615)碳含量控制硬度和可焊性
化学成分 (Mn)≤ 1.50%锰提高抗拉强度和韧性
化学成分 (P)≤ 0.060%限制磷以防止脆性
化学成分 (S)≤ 0.060%限制硫以确保延展性和可焊性
抗拉强度≥ 620 MPa (90 ksi) for Grade 60 per ASTM A615确保结构承载能力的最低抗拉强度
屈服强度≥ 420 MPa (60 ksi) for Grade 60; ≥ 280 MPa (40 ksi) for Grade 40定义施工荷载下弹性极限的屈服点
伸长率≥ 9% (Grade 60, #8 bar and larger); ≥ 7% (smaller sizes)根据 ASTM A615 要求,在 8 英寸标距长度上测量
钢筋尺寸范围#3 to #18 (9.5 mm – 57.3 mm diameter)标准 ASTM 钢筋牌号;可提供最长 12 m 的定制长度
长度6 m / 9 m / 12 m (standard); custom cutting available轧制长度或按项目规格定制切割
表面处理变形(带肋)或普通(光滑)变形钢筋与混凝土具有更优异的粘结强度
应用钢筋混凝土梁、柱、板、基础、桥梁、隧道当指定 ASTM A706 低合金牌号时,适用于地震区
认证工厂测试报告(MTR)、ISO 9001、AISC、ACI 318 合规可提供第三方检验和炉号追溯文件
包装2–5 MT 捆扎,钢带捆扎;出口适航包装捆扎上标注牌号、炉号和标准标记
MOQ每单 25 MT在最低起订量内接受混合牌号和尺寸

ASTM建筑用钢筋 - 钢厂直供

用于建筑的 ASTM 标准钢筋是现代全球基础设施项目的结构骨架,从高层建筑和桥梁到工业设施和住宅地基。这些钢筋严格按照 ASTM International 规范制造——包括 ASTM A615、ASTM A706 和 ASTM A36——具备工程师所要求的尺寸精度、机械一致性和承载可靠性。作为钢厂直供供应商,我们消除中间加价,在不牺牲质量的前提下提供具有成本效益的价格。我们的用于建筑的 ASTM 标准钢筋经过严格的第三方检验,确保每一批货物在出厂前都符合抗拉、屈服和延伸率基准。无论您的项目需要 Grade 40、Grade 60 还是 Grade 80 变形钢筋,还是用于加工的 structural round and flat bars,我们丰富的库存和灵活的生产能力使我们能够以稳定的交货周期和有文件记录的材质证明完成任何规模的订单。

ASTM standard steel bars for construction supplier

什么是用于建筑的 ASTM 标准钢筋?

用于建筑的 ASTM 标准钢筋是按照 ASTM International 制定的规范生产和测试的碳钢或低合金钢产品。它们包括用于加固混凝土结构或制造承载组件的变形钢筋(rebar)、plain round bars、flat bars 和 square bars。每个等级由最小屈服强度定义——例如,Grade 60 钢筋根据 ASTM A615 要求最小屈服强度为 420 MPa,最小抗拉强度为 620 MPa。

用于建筑的 ASTM 标准钢筋制造工艺

生产始于电弧炉(EAF)炼钢,废钢或直接还原铁在此熔化并精炼,以达到精确的化学成分——根据 ASTM A615,Grade 60 螺纹钢的碳含量通常为 0.30%–0.43%。钢水连续铸造成钢坯,然后在超过 1,100°C 的温度下通过一系列轧机进行热轧,形成最终的钢筋外形。带肋钢筋在轧制过程中获得表面横肋,以增强与混凝土的机械粘结。最终产品被切割成 6 m、9 m 或 12 m 的标准长度,打捆、贴标,并在出厂前接受力学测试——包括拉伸、弯曲和反向弯曲测试。

ASTM 建筑用标准钢筋技术规格

我们的 ASTM 建筑用标准钢筋涵盖广泛的牌号和尺寸,以满足多样化的项目需求:

  • 标准: ASTM A615 / A615M、ASTM A706 / A706M、ASTM A36 / A36M
  • 钢筋尺寸: #3(9.5 mm)至 #18(57.3 mm)带肋钢筋;6 mm–150 mm 圆钢和扁钢
  • 屈服强度: Grade 40 – 最低 280 MPa;Grade 60 – 最低 420 MPa;Grade 80 – 最低 550 MPa
  • 抗拉强度: 根据 ASTM A615,Grade 60 – 最低 620 MPa;A706 Grade 60 – 最低 550 MPa
  • 伸长率: 200 mm 标距内为 9%–12%,取决于钢筋尺寸和牌号
  • 密度: 20°C 时为 7.85 g/cm³
  • 长度: 标准为 6 m、9 m、12 m;可按要求提供定制长度
  • 表面状态: 带肋或光面;轧制氧化皮或酸洗涂油表面
  • 工厂测试证书: 可提供 EN 10204 3.1 / 3.2

获取 ASTM 建筑用钢筋的竞争力报价

与值得信赖的钢厂直供供应商合作,为建筑用 ASTM 标准钢筋获取最优价值。我们提供透明的钢厂直销价格、快速的订单处理,以及从熔炼到交付的全程材料可追溯性——确保您的项目按时推进、不超预算。立即联系我们的技术销售团队。

建筑用 ASTM 标准钢筋制造商

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  • 专业技术咨询

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建筑用 ASTM 标准钢筋批发

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
Carlos Mendes
United States
2025-02-02
Initial bundle labeling issue — resolved quickly, quality was fine
Ordered 75 MT of #4 and #5 ASTM A615 Grade 60 rebar for a parking structure project in Atlanta. When the shipment arrived, roughly 15% of the bundles had heat number tags that didn't match the mill cert listing, creating a traceability concern for our QC team. I contacted support immediately and they provided corrected documentation and a reconciliation spreadsheet within 48 hours, which satisfied our inspector. Mechanical properties—yield 428 MPa, tensile 641 MPa—were fully compliant. The issue appears to have been a tagging oversight rather than a material problem. Supplier acknowledged the error and has since updated their bundling procedure.
用户
Thomas Griffiths
United Kingdom
2025-02-24
Competitive pricing on A36 round bars, delivery slightly longer than quoted
Purchased 28 MT of ASTM A36 round bars, 25 mm and 40 mm diameter, for handrail and support frame fabrication in London. Material tested well—tensile strength 420 MPa, elongation 22%, matching A36 requirements. Price per tonne was genuinely better than anything we found through UK stockholders. Delivery came in at 38 days versus the 32-day estimate, which caused a minor schedule adjustment on site. No quality issues whatsoever. Would rate five stars if lead time accuracy improves. Will use again for future fabrication contracts given the cost advantage.
用户
Mohammed Al-Rashidi
UAE
2025-03-18
Good value on Grade 60 rebar — minor documentation delay on first order
Ordered 150 MT of #7 ASTM A615 Grade 60 deformed rebar in 12 m lengths for a commercial building project in Dubai. Material quality was solid—yield at 435 MPa, tensile at 635 MPa, all within spec. Mill-direct pricing was around 7% below local distributor quotes. Our only friction was a two-day delay receiving the EN 10204 3.1 certificates, which briefly held up our customs clearance. The team resolved it promptly once we escalated. Overall a strong supplier; we've since placed a second order and the documentation process was smoother.
用户
Rachel Simmons
Australia
2025-04-09
Third repeat order — quality and lead time remain consistent
This is our third purchase of #5 ASTM A615 Grade 60 rebar, now totaling over 310 MT across orders for industrial slab work in Queensland. Every batch has cleared our incoming inspection on first check—tensile strength, bend test, and rib geometry all within ASTM tolerances. Lead times have stayed at 32–35 days, which fits our project scheduling. The EN 10204 3.2 certs on our latest order were particularly useful for our client's auditor. Bulk pricing has improved slightly with each order. No reason to look elsewhere.
用户
Stefan Brauer
Germany
2025-05-01
ASTM A36 flat bars delivered on spec for fabrication workshop
We needed ASTM A36 flat bars, 50 mm × 10 mm, in 6 m lengths for structural bracket fabrication—about 35 MT total. The material arrived with full EN 10204 3.1 certification and a mill scale finish as specified. Yield strength tested at 268 MPa, slightly above the 250 MPa A36 minimum, and weldability in our MIG process was excellent with no cracking. Pricing was notably competitive compared to European distributors. Communication was professional and entirely in English, which made technical alignment straightforward. Will trial larger round bar sizes next quarter.
用户
Oliver Pemberton
United Kingdom
2025-05-23
Responsive team, fast sampling, smooth first order
Requested free samples of #4 ASTM A615 Grade 40 rebar before committing to a 90 MT order for residential foundation work in Birmingham. Samples arrived in under two weeks and our lab confirmed elongation at 11.5% in a 200 mm gauge—well within spec. The sales contact kept us updated at every logistics milestone. Final delivery hit the agreed window, and all bundles were correctly tagged with heat numbers. Customer support also helped us navigate import documentation. Will be our go-to supplier for upcoming housing estate contracts.
用户
Priya Nambiar
India
2025-06-14
Precise chemical composition data — essential for our seismic design
Our bridge rehabilitation project in Maharashtra required ASTM A706 Grade 60 rebar specifically for its controlled carbon equivalent and weldability. We ordered 220 MT of #5 and #7 bars in 12 m lengths. The mill certs confirmed carbon equivalent well within A706 limits, and tensile strength came in at 580 MPa against a 550 MPa minimum. Technical sales team answered our questions about re-bend test protocols within hours. This level of documentation transparency is rare at this price point. Already placing a follow-on order for Phase 2.
用户
James Hartwell
United States
2025-06-29
Consistent ASTM A615 Grade 60 quality across three shipments
We've sourced #6 and #8 deformed rebar to ASTM A615 Grade 60 for a 12-story mixed-use tower in Houston. All three shipments—totaling roughly 480 metric tons—arrived with EN 10204 3.1 mill certs showing yield strength comfortably above the 420 MPa minimum. Bend and re-bend test results were included and matched our third-party lab checks exactly. Lead time was 28 days port-to-port, which kept our pour schedule intact. Mill-direct pricing saved us approximately 9% versus our previous distributor. Highly recommended for large-scale structural concrete work.

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 standards do your structural steel products comply with?
A:Our structural steel mainly conforms to international standards such as ASTM, EN, BS, JIS and GB, which can meet different project requirements.
Q: Can you provide MTC (Mill Test Certificate) for each batch?
Q: What is the yield strength of your structural steel?
Q: Do you accept customized sizes and lengths?
Q: Can you offer anti-corrosion treatment like painting or galvanizing?
Q: What packaging and loading methods do you use?

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
$490 1-49 吨 基准价
$468 50-99 吨 4.5% 优惠
$458 ≥100 吨 6.5% 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$ 490.00
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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