High Strength Carbon Steel Screws Hex Head Outer Hexagonal Bolts 8.8 / 10.9 / 12.9 Grade

8.8 Grade 10.9 Grade 12.9 High-Strength Outer Hexagonal Bolts, High-Strength Outer Hexagonal Full Teeth Screw

Surface treatment Oxidation blackening Strength grade 8.8 Standard number GB Material 45#

high strength bolts

External hexagon locking is not easy to slip

Thread display: deep thread, uniform pitch

Bolt head: smooth head, uniform force, good confinement effect

Texture gloss The surface gloss is as new, and the quality is guaranteed

Product parameters: selected high-quality carbon steel, easy to use, reliable performance

Product Name: Hex Head Bolts

Standard model: GB/T 5782-2000

Level: 8.8

Material: No. 45 steel

Surface treatment: quenched black

High-quality material: environmentally friendly material, hard material, wear-resistant, not easy to damage, not easy to age

Spiral thread: the thread has no burrs, is clear and tidy, and is evenly stressed

Standard external hexagon

Both sharp edges and corners

Tight and not slippery

Professional technology: We have automated production equipment, standardized management, advanced testing equipment, and instruments

Product support ability

One: mechanical skills: bolts (4.8S/6.8S/8.8S/10.9S/12.9S) nuts (4H/8H/10H/12H)

Two: Material: Q235, Q345B (16 manganese), 35#, 45#, 35CrMoA, 40Cr, etc.

Three: Surface treatment: blackening, hot-dip galvanizing, Dacromet, galvanizing, electro-galvanizing, electro-nickel plating, etc.

Shenzhen Feitai Precision Products Co., Ltd. specializes in the development, production, and sales of industrial Fasteners

The company was established in 2009 and has been focusing on providing industrial fastener system solutions since its inception.

After years of development, it has become one of the main suppliers of industrial fasteners in South China.

2015, Feitai Engaged in die casting, sand casting, Gravity casting, copper radiator machining, and CNC Milling Turning Field.
Sheet Metal Fabrication and Value Assembly.
The Technician team: Technicians all have 15 years even 20 years of experience in casting and CNC machining

Every year, we deliver thousands of contracts in communication, curtain wall, construction, marine solar energy,
and mechanical equipment industries, providing high-quality fastener system solutions for many industries.

The company has more than 120 sets of screw-forming machines, tooth-rolling machines,
and more than 30 sets of automatic lathes, CNC lathes, and other fastener production equipment.
Advantages of the demand to provide protection.

Through years of production and sales experience, adhere to the concept that the market is the sea,
the quality is the ship, and the quality is the sail, strictly follow the ISO international quality management system,
build a modern testing laboratory, equipped with a spectrum analyzer, tensile testing machine, Zeiss 3D CMM,
optical screening machine, hardness tester, salt spray testing machine, and other complete testing equipment,
has a systematic and strict internal quality control system,
and has passed the ISO9001 quality management system certification.