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Grade 8.8 Zinc Plated Steel M8X20 Large Hex Flange Bolt for Grain Silos
US$30.61
5 Boxes
Product profile
Customization
AvailableMaterial
High Strength SteelType
Hexagon Head With FlangeModel NO.
M8*20Connection
Common BoltHead Style
HexagonalStandard
DIN, GB, GOSTGrade
8.8Application
Machinery, Chemical Industry, Environmental, Building, Silo ConstructionFinish
Blue-White Zinc PlatedProduct Name
Silo Bolt, Flange BoltHead
Curved Flange with EPDM Washer Pre-AssembliedTensile Strength
800-830MPaHardness
HRC 25-28Thread
M8-1.256g Full ThreadsCoating Quality
500~1, 500hrs No Corrosion After Salt Spray Test!Color
Blue-White, Color Zinc OptionsHeating
Quenched and TemperedTransport Package
Carton, PalletSpecification
M8x20Trademark
TS, TranshowOrigin
Ningbo ChinaHS Code
731815Production Capacity
5, 000, 000PCS/MonthKey features
High Strength Grade 8.8: Made of high strength steel with tensile strength of 800-830MPa and hardness HRC 25-28.
Superior Anti-Corrosion: Zinc plated with sealant, passing 500 hours neutral salt spray test without red rust.
Pre-Assembled Design: Comes with HDPE or EPDM flat washers pre-assembled for easy installation and sealing.
Customizable Colors: Color zinc options available, including blue-white and yellow finishes at the same price.
OEM & Customization: Supports full customization from samples or designs, including specific head and thread requirements.
Wide Application: Specially designed for fastening grain silos, machinery, chemical industry, and building construction.
Fast Delivery: Standard sizes kept in stock for fast delivery, with average lead time of one month.
Certified Quality: Products certified with RoHS and CE standards, ensuring compliance with international regulations.
Company profile
Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Ningbo Port， Shanghai PortAverage Response Time: ≤10.53h CertifiedTerms of Payment: LC, T/T, D/P, etc.
About Our Factory & Business Background
AddressZhouhan Village, Jiangshan Town Yinzhou District, Ningbo, China
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month
Minimum Order Quantity1000 Pcs
Supply Chain Partners22
Our Production Capability & Technical Expertise
Main ProductsScrews, Bolts, Nuts, Rivets, Washers, Pins, Flange Bolts, Hex Bolts, Self Tapping Screws, Wood Screws
R&D Engineers1 people
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, Australia
Overseas Agent/BranchNo
New Products Launched in Last yearYes
Our Certifications, Standards & Industry Recognition
Product CertificationRoHS, CE
Product Q&A
Q:What is the material and grade of the bolt?
A:
The bolt is made of high-strength steel, Grade 8.8, with a tensile strength of 800-830MPa and hardness of HRC 25-28.
Q:Does the bolt come with washers?
A:
Yes, the bolt is pre-assembled with HDPE or EPDM flat washers. The hex nut is not included and must be ordered separately.
Q:What are the available color options?
A:
We offer blue-white and yellow zinc finishes. Both colors are available at the same price.
Q:How long is the anti-corrosion protection?
A:
The zinc plating with sealant passes a neutral salt spray test for up to 500 hours without red rust.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1000 pieces.
Send Inquiry
*To:
NINGBO TRANSHOW FASTENER CO., LTD.
NINGBO TRANSHOW FASTENER CO., LTD.*Content:
Supplier replies will be sent to your registered email
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