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DIN 6921 Self Colour Hexagon Flange Head Bolt
US$0.0012-0.002
1,000 Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Stainless SteelType
Hexagon Head With FlangeConnection
Common BoltHead Style
HexagonalStandard
DIN, ISOGrade
4.8 5.8 6.8 8 10.9 12.9Application
Machinery, Chemical Industry, Environmental, BuildingFinish
Self Colour,Black Oxide ,Zinc Plated,HDGDelivery
20-30 DaysCertification
DIN 6921Packag 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/DAPColor
SilverQuality Control
100% Quality InspectionApplication2
Connection,FasteningTransport Package
Bulk Pack Small BoxedSpecification
M5 TO M20Trademark
QewitcoOrigin
ChinaHS Code
731815Production Capacity
10000ton/YearKey features
Integrated Hex Flange Head Design: Built-in flange replaces independent flat washer, evenly distributes clamping force and simplifies assembly.
Serrated Anti-Slip Flange Optional: Sawtooth surface boosts friction, effectively prevents loosening under continuous vibration conditions.
Grade 8.8 High-Strength Specification: Quenched & tempered carbon steel delivers stable tensile strength for medium-heavy load assembly.
Zinc Plated Anti-Corrosion Coating: Compact blue zinc layer offers reliable rust resistance for indoor and mild outdoor environments.
Standard Full Thread Configuration: Complete thread along the shank enables flexible adjustment of locking travel.
Precise Unified Thread Machining: Clear, smooth thread ensures smooth nut engagement and consistent clamping torque.
Standard External Hex Drive: Matches universal sockets and impact wrenches, compatible with manual and electric construction tools.
Low Assembly Clearance Requirement: Integrated flange reduces protruding accessories, suitable for compact installation spaces.
Excellent Fatigue Resistance: Stable mechanical performance under long-term alternating load and vibration.
Mechanical Equipment Assembly Usage: Widely used for machine frames, conveyor systems and automation equipment fastening.
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: ≤0.83hTerms 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 hexagon flange head 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 advantages does the integrated flange head design have?
A:
The built-in flange replaces separate flat washers, evenly distributes fastening pressure, prevents loosening and avoids scratching workpiece surfaces during tightening.
Q:What strength grades are available for hex flange head bolts?
A:
Grade 8.8, 10.9 and 12.9 high-strength carbon steel are available. Stainless steel versions can be customized upon request.
Q:What surface treatment options are available?
A:
Blue-white zinc plating, yellow zinc plating, mechanical galvanizing and Dacromet coating are optional to meet different anti-corrosion demands.
Q:What are the common application scenarios for hex flange head bolts?
A:
Widely used for automotive assembly, machinery equipment, engineering frames, metal brackets and industrial equipment connection.
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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