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Product profile
Application
LNG TankCertification
CCC, CE, ISOStandard
Astma416, BS5896, En10138-3, GB/T5224, Jisg3536Model NO.
15.2mm-17.8mmTensile Strengh
1860MPaExport Packing
Baling Strip, Plastic Cover, PP Packing ClothWeight
2.5-4.0mt Per CoilCoil ID
76cm(30in)Coil Od
125cm(49in) 140cm(55in)Coil Width
76cm(30in)Function
StrengthenType
Special Steel WireMaterial
High Carbon RodTransport Package
Standard Export PackingSpecification
15.2mm, 15.7mmTrademark
Silvery Dragon or as customer requiredOrigin
ChinaHS Code
7312100000Production Capacity
180, 000mt/YearKey features
LNG Tank Specific Design: Optimized for LNG storage tank prestressed concrete structures and low-temperature environments.
Weld-Free Structure: 1X7 structure with no welding points, ensuring structural integrity and safety.
Multi-Standard Compliance: Meets CCC, CE, ISO, prEN10138, EN14620-3, ASTM A416, and other international standards.
Precise Diameter Control: Strict diameter deviation of +0.20mm/-0.10mm for 15.2mm, 15.7mm, and 17.8mm sizes.
Professional Manufacturing: Produced by experienced team with strict QC, free samples available, and global export capability.
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 is the suitable application for this PC Strand?
A:
It is suitable for prestressed concrete structures of LNG storage tank projects and other low-temperature environments.
Q:What are the available nominal diameters?
A:
The available nominal diameters are 15.2mm, 15.7mm, and 17.8mm.
Q:What is the tensile strength grade of the strand?
A:
The strength grade is 1860MPa.
Q:What standards does the product comply with?
A:
It meets CCC, CE, ISO, prEN10138, EN14620-3, ASTM A416, BS5896, EN10138-3, GB/T5224, and JIS G3536.
Q:What is the structure of the PC Strand?
A:
The structure is 1X7, and it has no welding points.
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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