Hes head steel bolt black 8.8 grade là gì năm 2024

Every BOLTMASTERS Class 8.8 Hex Head Black Bolt is made to meet the AS/NZS 1110.1 Standard. This is to ensure you will always be supplied a Class 8.8 Bolt that has a MINIMUM TENSILE STRESS of 800MPa. For more information click on Technical Data.

Brand

APPROVED VENDOR

Head Type

Square

System of Measurement

Metric

Thread Size

M6-1.00 mm

Overall Length

16 mm

Fastener Length

16 mm

Drive Type

External Square

Material

Steel

Material Grade/Class

Class 8

Finish

Black Oxide

Pack Size

Small Pack

Dimensional Standards

DIN 479

Head Height

6 mm

Head Width

6 mm

Manufacturer Location

Globally Sourced

Maximum Temperature

302 °F

Minimum Temperature

-58 °F

Rockwell Hardness

C22 to C34

Tensile Strength

116,000 psi

Thread Direction

Right Hand

Thread Type

Coarse

UNSPSC

31161614

Country of Origin

Varies (subject to change)

For fasteners and fixings, high tensile steel is some of the best material on offer – and can be found in a number of homes and auto manufacturing. Screws and bolts made from high tensile steel can withstand high levels of strain without losing their strength or structure.

Take a look at some of our fixings available in High Tensile Steel:

  • Threaded rod (Available in Grade 4.8 to 12.9)
  • High tensile bolts (Available in Grade 5.5 to 12.9) See Steel Bolts
  • Hexagon Set Screws

High tensile steel bolts and fixings are typically available in grades 8.8 to 12.9.

High tensile steel bolts

Grade 8.8 high tensile steel is often referred to as the structural grade for bolts. It is the most common form of high tensile material and is usually stocked in plain finish or zinc. It can be plated in many other coatings.For high tensile steel grade 8.8, a torque wrench will be required for the tightening of said product. These products are built to last and work optimally under harsh usage and should be easily identifiable via a permanent marking on the head to allow the customer to differentiate them.

Grade 10.9 bolts are typically used in automotive applications and for bolting large, forged parts and are often made using carbon steel and boron steel. Socket and Countersunk buttons are commonly manufactured in this grade.

Grade 12.9 bolts, fasteners and fixings are for some of the heaviest jobs, such as securing engines and ensuring that drives are tamper proof.

The grade of the fastener doesn’t just determine how much stress that they can withstand, but also the kind of tool needed to be able to tighten them.

With the changes and demands of the market, the company has developed a series of ASTM B127 monel 400 plate, Duplex Steel ASTM A815 S32205 Butt-Welding Elbow, Stainless steel A182 F316L Blind Pipe Flanges with the most advanced design technology and perfect service system. In recent years, our company's products have been successfully sold to many provinces and overseas. Our company reflects the quality of international standards in every link in customer service, after-sales tracking and technical support and our company will rely on this to promote continuous innovation. We continue to develop new products, improve the grade of original products, and provide excellent after-sales service for each customer while strictly controlling product quality. We are about to usually welcome guests from around the globe to our corporation.

Grade 8.8 hex bolt

1. Grade 8.8 hex bolt dimension

High Tensile Bolts 8.8 Specification

Standards: DIN EN ISO4014&4017 DIN931/DIN933&IS1364/IS1363

Size: Dia M 20 to 100mm/Inch 3/4” to 3 1/2”

Finish: Plain/Zinc plated/hot dip galvanized

Grades Material Description:

Grade 8.8

Medium Carbon Boron Steel; Quenched&Tempered

High Tensile Bolts&8.8 Mechanical Properties

Grades

Size Range

PS[Mpa]

YS(min)[Mpa]

TS(min)[Mpa]

Hardness[Rockwell]

Class 8.8

Under M16

580

640

800

17-72

600

660

830

C23-34

High Tensile Bolts 8.8 other available products

High Tensile Bolts 8.8

Alloy steel grade 8.8 bolts

Carbon Steel High-Tensile Class 8.8 bolts

Alloy steel high tensile bolts fasteners

M12*30mm 8.8 high tensile bolts

8mm high tensile bolts

High tensile grade 8.8 studs dealer

Metric class 8.8 hexagon head bolts

Grade 8.8 high tensile screws

Special head grade 8.8 high tensile flange head bolts exporter

ASTM F568 High tensile Bolts 8.8

Class 8.8 HT hexagon head bolts

Steel High Tensile Bolts 8.8

Carbon boron st eel F568 high tensile bolts 8.8

Hexagon 8.8 high tensile bolts

High tensile bolts 8.8 manufacturer

2. 8.8 hex bolt photo

Hes head steel bolt black 8.8 grade là gì năm 2024

3.Product Description

Standard Grade 8.8 bolts are made of low carbon or medium carbon alloy steel. These steel grades are relatively inexpensive and have low strength. In the partially or fully annealed state, the tensile strength of 8.8 hex bolts is about 420 Mpa for low carbon steel and 500 Mpa for medium carbon steel, and its Rockwell hardness is between B71 - 95. 8.8 Metric bolts may be augmented by carburizing. Grade 8.8 bolts are made of hardened and tempered medium carbon steel. Grade 8.8 bolts are used in railway equipment, electric motors, engines, and processing equipment with good tensile strength and perform well in most environments. They do not perform well in environments that experience extreme temperatures. . Bolts range in size from M2 to M100 and M3 to M60 for different types of BS 3692 grade 8.8 bolts. Bolt lengths vary from 6mm to 500mm and can be square, hexagonal, oval or other types.

As one of the leading manufacturers in China, we warmly welcome you to buy our grade 8.8 hex bolt. Our factory also accept the customized orders. Please be free to enjoy our competitive price and excellent service.

We are providing advanced technology and high-quality services to the Chinese and international markets with a new look, and continue to make our own contributions to the 8.8 Grade Color-Zinc Expansion Anchor Bolts/ Expansion Bolt/Expansion Anchor Bolt with Hex Nut industry. Our products are mainly export-oriented, all products are packed in English. If you are interested, we are looking forward to your inquiry. We strictly implement the relevant international and domestic quality control system and standards and are committed to providing customers with high-quality products and fast service.

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