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Coupling/Coupler for Prestressing Screw Bar Dia 50mm Railway Construction
US$5.00-10.00
500 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelConnection
FemaleModel NO.
DIA50MMStandard
StandardStructure
UniversalFlexible or Rigid
RigidTransport Package
PalletsSpecification
25, 32, 36, 40, 50MMTrademark
TOPMETALOrigin
ChinaHS Code
7318Production Capacity
500000PCSKey features
High Strength Steel Grades: Available in PSB500, PSB785, PSB830, PSB930, and PSB1080 with superior yield and tensile strength.
Universal Rigid Structure: Designed as a rigid universal coupler with threads at both ends for secure steel bar connections.
Wide Application Scope: Ideal for railways, bridges, tunnels, nuclear plants, and large-scale water conservancy projects.
Quality Inspection Guarantee: All products undergo strict quality testing before packaging; third-party inspections are supported.
ISO 9001 Certified: Products certified with ISO 9001, MTC, and available for SGS and BV third-party inspections.
Free Sample Service: Free samples available with express shipping service provided to customers worldwide.
Custom Manufacturing: Custom production available based on customer specifications, designs, and drawings.
Fast Delivery Time: Standard delivery within 7-15 days, subject to quantity and special circumstances.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-12-24Nearest Port: Xingang, Qingdao, ShanghaiAverage Response Time: ≤5.84hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF
AI-Powered supplier vetting
SummaryHandan Topmetal Co., Ltd. is a China-based limited trading company with stated manufacturer/factory capability, specializing in geotechnical engineering and related steel products. The supplier reports its own factory, more than 10 production lines, ISO 9001 certification, 50 years of total R&D engineer experience, and 11–20 quality-control staff. It exports approximately 90% of sales and serves markets across multiple regions, with stated lead times of within 15 working days during off-peak periods and one month during peak periods. The information supports strengths in production infrastructure, quality-system certification, export reach, and relevant product experience. However, evidence is insufficient to confirm customization capability, after-sales service processes, financial credibility, or specific customer cases. No financial figures are included.
Supplier typeThe supplier is identified as a trading company and as both a trading company and manufacturer/factory. It has an identified factory location and specializes in geotechnical engineering products, indicating a hybrid trading-manufacturing structure rather than a pure intermediary.
CertificationsThe supplier explicitly reports holding ISO 9001 management-system certification. This is direct evidence of a documented quality-management certification, although the provided information does not include its validity period or certification scope.
R&D capabilityThe supplier reports 50 years of total R&D engineer experience, which supports access to experienced technical personnel. Nevertheless, no information is provided on patents, new-product development, proprietary technology, or documented innovation outcomes.
Production capacityThe supplier states that it has its own factory, operates more than 10 production lines, and maintains relationships with cooperative manufacturers. It also reports broad export coverage and stated order lead times of within 15 working days off-peak and one month during peak periods, supporting substantial production and fulfillment capability.
Product Q&A
Q:Can you send samples?
A:
Of course, we can provide customers with free samples and express shipping service to all over of the world.
Q:What product information do I need to provide?
A:
Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.
Q:It's my first time to import steel products, can you help me with it?
A:
Sure,we have agent to arrange the shipment, we will do it together with you.
Q:What about product prices information?
A:
Prices various according to periodic price changes of raw materials.
Q:Do you provide custom made Products service?
A:
Yes,if you have your own design , we can produce according to your specification and drawing.
Send Inquiry
*To:
Handan Topmetal Co., Ltd.
Handan Topmetal Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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