Carbon Steel Fasteners

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Nestled in the industrial heart of Safat, Sayed Steel has built its reputation on providing robust steel solutions. We are proud to be your trusted local source for high-quality carbon steel fasteners, offering a comprehensive range designed to meet the rigorous demands of Kuwait’s dynamic construction and industrial sectors. Our commitment extends beyond supply to building lasting partnerships, ensuring that you receive not only superior products but also the reliable support and expertise needed to ensure the integrity and success of your projects from the ground up.

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Carbon Steel Fasteners

CS Nuts And Bolts

Low Carbon Steel Fasteners

Table of Contents

What is Carbon Steel Fasteners?

These fasteners are crafted from a precise composition of iron and carbon, which provides a solid foundation of strength and durability. This specific formulation gives them excellent mechanical properties, including good tensile strength and a solid resistance to wear and tear. While not inherently corrosion-resistant like stainless steel, this very characteristic makes them a cost-effective and incredibly reliable choice for a vast number of applications, especially when environmental factors are controlled or when they are properly treated with protective coatings.

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Alloy Steel Bars

Carbon Steel Fasteners Specification

Standard ASTM A193, A194 / ASME SA193, SA194
Sizes “1/4 to 4”
Length UPTO 5 METERS
Specification IS, BS, ASTM
Type Bolts, nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, etc.

Carbon Steel Fasteners Chemical Composition

BS 970: 1955

Chemical Composition

C

%

Si

%

Mn

%

Ni

%

Cr/strong>

%

Mo

%

S

%

P

%

EN3B

0.25Max

0.35Max

1.0Max

0.06Max

0.06Max

EN1A

0.07/0.15

0.10Max.

0.80/1.20

0.20/0.30

0.07Max

EN8

0.35/0.45

0.05/0.35

0.60/1.00

0.06Max

0.06Max

EN9

0.50/0.60

0.05/0.35

0.50/0.80

0.06Max

0.06Max

EN16

0.30/0.40

0.10/0.35

1.30/1.80

0.20/0.35

0.05Max

0.05Max

EN19

0.35/0.45

0.10/0.35

0.50/0.80

0.90/1.50

0.20/0.40

0.05Max

0.05Max

EN24

0.35/0.45

0.10/0.35

0.45/0.70

1.30/1.80

0.90/1.40

0.20/0.35

0.05Max

0.05Max

Carbon Steel Fasteners Mechanical Properties

Mechanical Properties ISO 898-1 Bolting

Grade

Material

Size Range

Tensile Strength MPa min.

Proof Strength MPa min.

Core Rockwell Hardness

Yield Strength MPa min.

Min.

Max.

4.6

Low or Medium Carbon Steel

M5 – M39

3/16” – 1-1/2”

400

225

B67

B99.5

240

8.8

Medium Carbon Steel Q+T

M5 – M16

3/16” – 5/8”

M18 – M39

11/16” – 1-1/2”

800

830

580

600

C22

C23

C32

C34

640

660

10.9

Alloy Steel Q+T

M5 – M39

3/16” – 1-1/2”

1040

830

C32

C39

940

12.9

Alloy Steel Q+T

M1.6 – M39

#0 – 1-1/2”

1220

970

C39

C44

1100

Carbon Steel Fasteners Equivalent Grades

High Temperature Bolting Steels

Grade

Name

Werkstoff Number

ASTM

BS

Temperature Use

Durehete 900 T22

42CrMo5.6

1.7233

BS1506 631-850

Up to 480ºC

Durehete 950 T31

40CrMoV4.6

1.7711

ASTM A193 B16

BS1506 671-850

Up to 510ºC

Durehete 1055

T41

20CrMoVTiB4.10

1.7729

BS1506 681-820

Up to 570ºC

25CrMo4

1.7218

Up to 400ºC

21CrMoV5.7

1.7709

Up to 540ºC

42CrMo4

1.7225

ASTM A193 B7

BS1506 630-860

Up to 450ºC

If You Are Looking To Buy High Quality Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Top Manufacturer and Supplier of Carbon Steel Fasteners in Safat, Kuwait​

Sayed Steel is one of the most prominent manufacturers and suppliers of superior quality Carbon Steel Fasteners in Safat, Kuwait. As experts in steel solutions, we supply a complete spectrum of products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product range comprises Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Known for our reliable delivery and first-rate customer service, we are committed to supplying high-quality steel materials that guarantee durability and excellent performance in numerous industrial applications. 

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Types of Carbon Steel Fasteners

Carbon Steel Nuts
CS Fasteners
Carbon Steel Bolts
High Carbon Steel Fasteners
Carbon Steel Stud Bolts
Carbon Steel U Bolts

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Uses of Carbon Steel Fasteners

You will find carbon steel fasteners hard at work in countless settings, forming the invisible backbone of our modern infrastructure. They are the essential components securing structural beams in towering skyscrapers, assembling heavy machinery in bustling factories, and ensuring the safety of sprawling pipeline networks. From the framework of new commercial buildings to crucial maintenance in industrial plants, these dependable fasteners provide the fundamental strength and security needed to hold everything together, making them a fundamental element in both creation and upkeep across the region.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry