Hunan Jia Shan Hardware Tech Co., Ltd.
                                                                                                           
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19 Years
Since 2007
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M8 316 SS A4-80 METAL BOLT Carriage Bolt Large Round Head, Mirror Polish

Price Negotiable
Price: $0.01~2.56,Piece/Pieces
MOQ: 10pcs
Delivery Time: about 12-18days
Brand: JIASHAN
Product Description

M8 316 SS A4-80 METAL BOLT Carriage Bolt Large Round Head, Mirror Polish

 

Product Description

 

316L rod is hot-forged, then CNC-formed to keep the dome height within ±0.1 mm; final electropolishing drops Ra to 0.2 µm, eliminating micro-crevices where chlorides hide.

 

Applications
Industry Usage
Automotive High-strength applications in engines, heavy-duty machinery, and bridge construction
Mechanical Connecting mechanical parts, circuit boards, engines, transmissions in various industries
Energy Connecting power generation equipment and transmission lines
Architectural

Building structures, shipbuilding, and petrochemical equipment

Mirror-finish bolts secure stainless benches on promenade decks facing Atlantic spray; the low-glare head keeps tourist selfies scratch-free.

 

Key Features

 

A4-80 gives 800 MPa strength plus pitting resistance equivalent to 904L; mirror polish reduces bio-film adhesion, lowering quayside cleaning bills 25 %.

 

 

Company Information
Manufacturing facility for stainless steel wheel screwsQuality control inspection of industrial boltsWarehouse storage of various fastener productsPackaging process for stainless steel fasteners
Frequently Asked Questions
Q: Are you trading company or manufacturer?
A: We are factory and OEM are available.
Q: How long is your delivery time?
A: Generally 7-10 days if in stock, or 15-20 days if not in stock (depending on quantity).
Q: Do you provide samples? Is it free or extra?
A: Yes, we offer free samples but customers pay the freight cost.
Q: What are your payment terms?
A: 30% T/T in advance, balance before shipment or L/C.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Jia Shan Hardware Tech Co., Ltd.
Location 1st Floor,Building 8 Phase II Factory Building,No.8 Lutian Road,Lugu Base,Lugu Street,Xiangjiang New Area,Hunan Province.Postal Code:410205
Contact Person Tan

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