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Product profile
Application
Bridge Cable, Suspender, etcCertification
CCC, CE, ISOStandard
NFA35-035 Astma475 GB/T17101 Jt/T1104Model NO.
4.8mm-21.6mmTechnique
Drawn WireTensile Strengh
1770MPa, 1860MPa, 1960MPa, 2000MPaCross Sectional Shape
CircularSurface
Plain RoundExport Packing
Baling Strip, Plastic Cover, PP Packing ClothWeight
0.8-2.5mt Per CoilFunction
StrengthenType
Special Steel WireMaterial
High Carbon RodTransport Package
Standard Export PackingSpecification
4.0mm, 5.0mm, 6.0mm, 7.0mm, 8.0mmTrademark
Silvery Dragon or as customer requiredOrigin
ChinaHS Code
7326201000Production Capacity
400, 000mt/YearKey features
Advanced Galfan Coating: Two-step galvanized aluminum alloy layer with environmental protection process.
Superior Anticorrosion: Low relaxation property and excellent torsion performance for bridge cables.
High Tensile Strength: Available from 1770MPa to 2100MPa for demanding structural applications.
Continuous Delivery: Whole coil wire delivered in required length without any joints.
Precision Manufacturing: High dimensional accuracy and good linearity with stabilization treatment.
Eco-Friendly Production: Abandons pickling process using ultrasonic water and alkali washing.
Global Export Standard: Meets NFA35-035, ASTM A475, GB/T17101, and JT/T1104 standards.
Versatile Application: Ideal for main cables, inhaul cables, tie bars, and similar structures.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 1998-05-01 CertifiedNearest Port: Tianjin PortAverage Response Time: >24h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR
AI-Powered supplier vetting
SummarySilvery Dragon Prestressed Materials Co., Ltd. Tianjin is a China-based public company established in 1998, with 276 employees and a Tianjin manufacturing location. The supplier reports more than 10 production lines and annual output of 420,000 tons of PC wire, 220,000 tons of PC strand, and 10,000 tons of PC bar. It holds ISO9001:2015 and ISO14001:2015 certifications and describes substantial R&D activity, technology-center resources, and cooperation with research institutions and universities. Export activity began in 1998, with 41%–50% of sales reportedly from exports. Evidence is insufficient to assess after-sales service, financial credibility, customization capability, or customer cases.
Supplier typeThe supplier is identified as a public company based in Tianjin, China, established in 1998. Its stated focus is the research and production of prestressed concrete steel materials and railway track concrete products, with additional listed activities including automation equipment and engineering-management information systems.
CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certificates, along with other unspecified certifications. This provides direct evidence of certified quality and environmental management systems.
R&D capabilityThe supplier reports dozens of R&D projects annually, a national laboratory and technology center, cooperation with the China Academy of Railway Sciences and universities, independent innovation capability, and an inventor role in spiral drawing models and spiral ribbed prestressed steel wire. These statements directly support a strong innovation profile.
Production capacityThe supplier reports more than 10 production lines and annual capacities of 420,000 tons of PC wire, 220,000 tons of PC strand, and 10,000 tons of PC bar. It also states that total annual production capacity exceeds 650,000 tons and that it operates five production bases across China, indicating substantial production scale.
Product Q&A
Q:What are the available tensile strengths?
A:
The product offers tensile strengths ranging from 1770MPa to 2100MPa.
Q:Is the wire available in continuous lengths?
A:
Yes, the whole coil wire can be delivered in the required length without joints.
Q:What coating technology is used?
A:
It uses a two-step Galfan coating process with ultrasonic washing and nitrogen wiping.
Q:What are the main applications for this wire?
A:
It is suitable for bridge cables, inhaul cables, tie bars, and similar structural uses.
Q:What standards does the product comply with?
A:
It complies with NFA35-035, ASTM A475, GB/T17101, and JT/T1104 standards.
Send Inquiry
*To:
SILVERY DRAGON PRESTRESSED MATERIALS CO., LTD. TIANJIN
SILVERY DRAGON PRESTRESSED MATERIALS CO., LTD. TIANJIN*Content:
Supplier replies will be sent to your registered email
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