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Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Specifications
Brand Name :
JIA SHAN
Model Number :
DIN, ASEM, ISO
Certification :
ISO
Place of Origin :
China
MOQ :
100
Price :
USD0.2/pcs-USD1/pcs
Payment Terms :
T/T, Western Union
Supply Ability :
Batch order abailable
Delivery Time :
1-5 weekds
Usage :
Fastening
Size :
Various sizes available
Style :
steel hex head with washer nut
Head Style :
Hexagon head
Strength :
High
Finish :
Polished/Zinc/ Anodizing
Manufacturer :
JIA SHAN Hardward Company
Length :
As customisation
Package :
Small Packing+Carton Packing+Pallet
Standard :
DIN
Package Quantity :
100 pieces
Shape :
Bolt
Measurement System :
INCH, Metric
Port :
Shenzhen
Quality :
Inspection before shipment
Color :
As customisation
Material :
Carbon Steel grade 4.8/8.8/12.9
Description
Hex Heavy Bolt Carbon Steel Grade 12.9 M16 7/16 Inch Black Oxide Finish High Strength Structural Support
Product Attributes
Attribute Value
Usage Fastening
Size Various sizes available
Style Steel hex head with washer nut
Head Style Hexagon head
Strength High
Finish Polished/Zinc/Anodizing
Manufacturer JIA SHAN Hardward Company
Length Customizable
Package Small Packing+Carton Packing+Pallet
Standard DIN
Package Quantity 100 pieces
Shape Bolt
Measurement System INCH, Metric
Port Shenzhen
Quality Inspection before shipment
Color Customizable
Material Carbon Steel grade 4.8/8.8/12.9
Product Description
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
This high-strength hex heavy bolt is made from carbon steel grade 12.9, offering exceptional tensile strength for structural support in critical applications. The M16 size with a 7/16-inch thread is engineered for large structural projects including steel structures, bridges, and high-load equipment. The black oxide finish provides enhanced corrosion resistance and a professional appearance.
Designed for industrial, mechanical, and structural applications, this bolt delivers heavy-duty performance and long-term reliability in demanding environments.
Applications
12.9 grade screws are manufactured using SCM435 alloy steel with minimum tensile strength of 1220Mpa and hardness of 39~44HRC. These ultra-high strength fasteners are primarily used in:
  • Textile industry equipment
  • Hydraulic systems
  • Injection molding machinery
  • Industrial machinery components
As the top-grade screw variety, 12.9 level fasteners offer exceptional hardness and tensile strength, making them ideal for special industrial applications with high performance requirements.
Material Composition
No. C% Cr% Ni% Mo%
304 0.07 17.5-19.5 8.0-10.5 /
316 0.08 16.0-18.0 10.0-14.0 2.00-3.00
301 0.15 16.0-18.1 6-8 /
310 0.08 24-26 19-22 /
Package
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
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Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support

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Product Detail
Brand Name :
JIA SHAN
Model Number :
DIN, ASEM, ISO
Certification :
ISO
Place of Origin :
China
MOQ :
100
Price :
USD0.2/pcs-USD1/pcs
Contact Supplier
video
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support
Carbon Steel Grade 12.9 Heavy Hex Bolts M16 7/16 Inch Black Oxide Finish Structural Support

Hunan Jia Shan Hardware Tech Co., Ltd.

Verified Supplier
1 Years
hunan
Since 2007
Business Type :
Manufacturer, Exporter, Seller
Main Products :
CNC Machining Parts, Metal Bolt, Metal Screw
Total Annual :
15000000-20000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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