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Bridge Construction M20 High Strength Prestressed Bolt Hot DIP Galvanized
US$0.09-0.33
1,000 Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Hexagon Head With FlangeModel NO.
Flange Hex socket head concrete boltConnection
Common BoltHead Style
Hexagon Socket Head with FlangeStandard
DIN, ANSI, GB, JIS, BSW, GOST, ISOGrade
4.8 5.8 6.8 8 10.9 12.9Application
Machinery, Chemical Industry, Environmental, BuildingFinish
Zinc PlateDelivery
20-30 DaysPackag Color
CustomizableThread Standard
Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric FineCustom Order
Customization by Drawing/SampleODM/OEM
AvailableService
Custom-Made ServiceSize Standard
MetricMaterial Test Certificate
HaveSample
Samples in Stock Are Free with Freight CollectPrice Terms
Fob/CFR/CIF/DDP/DAPQuality Control
100% Quality InspectionApplication2
Connection,FasteningTransport Package
Bulk Pack Small BoxedSpecification
6MM TO 16MMTrademark
QewitcoOrigin
ChinaHS Code
731815Production Capacity
10000ton/YearKey features
Solid External Hex Head Design: Standard hex head delivers stable torque transmission and fits most impact wrenches and hand sockets.
High-Strength Heat-Treated Carbon Steel: Provides excellent tensile strength and reliable load-bearing capacity for concrete anchoring.
Strict Dimensional Machining Control: Precise tolerance ensures consistent installation effect and good interchangeability.
Coarse Self-Tapping Thread Profile: Optimized thread cuts directly into concrete without extra tapping processes.
Precision Tapered Penetration Tip: Streamlined tip enables smooth penetration and accurate positioning during installation.
Optional Full & Half Thread Versions: Multiple thread configurations to satisfy various assembly and fastening requirements.
Excellent Pull-out & Shear Resistance: Deep thread engagement maintains stable fastening under vibration and dynamic loads.
Low Installation Friction: Smooth thread surface reduces screwing resistance and minimizes thread damage during tightening.
Wide Civil Construction Application: Suitable for new building projects, house renovation and infrastructure fixing works.
Outdoor Hardware Mounting: Ideal for installing solar brackets, metal guardrails, pipeline supports and outdoor sign frames.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2003-12-05Average Response Time: ≤1.09hTerms of Payment: T/T
AI-Powered supplier vetting
SummaryThe supplier has a strong export orientation with 90% of sales from exports and has been exporting for 22 years. They hold an ISO9001:2015 certification, indicating a commitment to quality management. However, they lack collaboration with Fortune 500 companies and do not provide OEM services for popular brands. Financial data is not available, indicating potential concerns in this area. Their innovation capability is limited with no new products launched last year and minimal R&D resources. Production capabilities include full customization and 100% finished product inspection, but only two quality inspectors are present.
Supplier typeThe supplier is primarily export-oriented, with 90% of sales from exports and no overseas warehouses or showrooms.
CertificationsThey hold an ISO9001:2015 certificate, demonstrating a commitment to quality management systems.
Financial creditFinancial data is missing, with no operating revenue or profit reported, raising concerns about financial stability.
R&D capabilityThe supplier has limited innovation capacity with no new products launched last year and only one R&D engineer.
Production capacityThe supplier conducts 100% finished product inspection and offers various levels of customization, though it employs only two quality control inspectors.
Customization capabilityThe supplier offers extensive customization options, from minor to full product customization.
Client casesThe supplier has not collaborated with Fortune 500 companies and has no notable customer cases reported.
Product Q&A
Q:What sizes of hex flange head concrete bolts can you supply?
A:
We provide a full range of standard sizes. Custom diameters and lengths can be manufactured according to your technical requirements.
Q:What are the advantages of hex flange head concrete bolts?
A:
The hex head allows convenient tightening with standard spanners, and the special thread delivers strong gripping force inside concrete substrates.
Q:What raw material are these hex head concrete bolts made from?
A:
They are made of high strength carbon steel. Stainless steel grades can be customized if you need better corrosion resistance.
Q:What surface treatment options are available?
A:
Blue-white zinc plating, yellow zinc plating and mechanical galvanization are available to meet different anti-rust demands.
Q:What base materials are suitable for installing hex head concrete bolts?
A:
They are suitable for solid concrete, brick, masonry and concrete blocks, widely used in construction and equipment fixing works.
Send Inquiry
*To:
Qewitco Fasteners Co., Ltd
Qewitco Fasteners Co., Ltd*Content:
Supplier replies will be sent to your registered email
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