Technical Detail

Product

Size Range

Equivalent Standards

Property Class

Diameter

Length

Metric

Inch

Metric

Inch

IS

ISO

DIN

BS

ANSI/ASME

Metric

Inch

Mild Steel Hex Screw / Bolt

M6 to M64

1/4" to 2.1/2

up to 1000 mm

up to 40" inch

1364

4014 4017

931 933

BS 1768

B18.2.1 / B18.2.1M ASTM 193 / 307

4.6

4.6

High Tensile Hex Head Screws / Bolts

M6 to M64

1/4" to 2.1/2

up to 1000 mm

up to 40" inch

1364

4014 4017

931 933

BS 1768

B18.2.1 / B18.2.1M ASTM 193 / 307

8.8 , 10.9 . Also in 9.8 & 12.9, 14.9, B7,B16 etc

Grade R,S,V,X and Gr 5 , Gr 8

High Tensile Hex Nuts

M6 to M64

1/4" to 2.1/2

 

 

1364

4032

934

BS 1768

B18.2.4.1M / B18.2.2 ASTM 194

Gr 8 , Gr 10, Gr 12 , Gr 2H, Gr4 etc

Gr 8, Gr R, Gr 5

Stainless Steel SS-304 Hex Head Screws/Bolts

M6 to M64

1/4" to 2.1/2

up to 1000 mm

up to 40" inch

1364

4014 4017

931 933

BS 1768

B18.2.1 / B18.2.1M ASTM 193 / 307

A2 - 50, 70 , 80 , B8

Equivalent to A2 - 50, 70 , 80

Stainless Steel SS-316 Hex Head Screws/Bolts

M6 to M64

1/4" to 2.1/2

up to 1000 mm

up to 40" inch

1364

4014 4017

931 933

BS 1768

B18.2.1 / B18.2.1M ASTM 193 / 307

A4 - 50, 70 , 80 , B8M Cl1 / Cl2

Equivalent to A4 - 50, 70 , 80

Stainless Steel Hex Nuts in SS-304 and SS-316

M6 to M64

1/4" to 2.1/2

 

 

1364

4032

934

BS 1768

B18.2.4.1M / B18.2.2 ASTM 194

A2-50,70 , 80 , B8 A4 -50,70,80,B8M

Equivalent property Class

High Tensile and Stainless Steel Socket Head Cap Screws

M6 to M64

1/4" to 2.1/2

up to 1000 mm

up to 40" inch

2269

4762

912

BS 4168 (Metric) , BS 2470 (Inch)

B18.3.1M / B18.3

8.8 , 10.9, 12.9 , A2-50,70, 80 ,A4-50,70,80

Equivalent property Class

High Tensile and Stainless Steel Fully Threaded Studs

M6 to M64

1/4" to 2.1/2

up to 3 meter

up to 40" inch

 

 

975 / 976

 

B16.5.1

8.8 , 10.9 ,A2-70, A4-70

Equivalent property Class

High Tensile and Stainless Steel Double Ended Studs

M6 to M64

1/4" to 2.1/2

up to to 1000 mm

up to 9 Feet

1862

 

939 / 835 940

 

 

8.8 , 10.9 ,A2-70, A4-70

Equivalent property Class

High Strength Structural Bolts, Nuts and Washers

M12 to M64

1/2" to 2.1/2

up to 1000 mm

upto 9 Feet

3757
6623
6649

7412
4775
7415

6913
6914
6915

BS 4395

ASTM 325, A563,F436 / ASTM A 450 , ASTM 307

8.8 S , 10.9 S Or Equivalent

Equivalent property Class

Stud Bolts with 2 Heavy Hex Nuts

M12 to M64

1/2" to 2.1/2

up to 3 meter

up to 40" inch

 

 

 

 

A 193 /A 320

As per Std eg.B7/B8/B8M Cl1/Cl2 /B16 etc

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