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High Tensile Grade 8.8 Bolts

Home|Fasteners| En 15048 Bolt,

BS 3692 Grade 8.8 Bolts and M20 Grade 8.8 Galvanised Bolts Supplier

En 15048 Grade 8.8 Bolt Material is used to make bolts under the specification EN 15048. Suraj Metal Corporation is a leading manufacturer and supplier of the Grade 8.8 Bolt in different standards and dimensions. The Class 8.8 Bolts can be surface treated with passivation or be plain types.

High Tensile Grade 8.8 Bolts

High Tensile Grade 8.8 Bolts

Grade 8.8 studs

Grade 8.8 studs

High quality Grade 8.8 Eye Bolt, High tensile Grade 8.8 Hex Bolt Exporter in india

There are also different finish types to the Din 933 Grade 8.8 Standard bolts with hot dip galvanized, zinc plated, brass plated and so on. The size of the bolts ranges from M2 through M100 and M3 to M60 for different types of BS 3692 Grade 8.8 bolts. The length of the bolts range from 6mm to 500mm and they can be square, hex, oval or other types. As a leading manufacturer and supplier, we have a good stock of Metric Grade 8.8 Bolts For Sale at any time. The applications of these high strength 8.8 Galvanised Bolts and other types can be seen in the nuclear power, automotive, construction, wind power and electronic industries. Railway is a unique application where the 8.8 Stainless Steel Bolts are used. The strength, corrosion resistance, hardness and the availability of the different types of 8.8 High Tensile Bolts make them applicable in these different industrial applications. Please feel free to contact us for more information and pricing of the different types of the En 15048 Bolt and pricing.

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Table of Content


High Tensile Bolt Grade 8.8 Specification

Check Bs 3692 Grade 8.8 bolts, grade 8.8 stainless steel bolts Specification and Price list in India

Grade 8.8 Bolts Grades Grade 8.8
En 15048 Grade 8.8 Size Dia M 20 to 100 mm
Inch 3/4" to 3.1/2"
8.8 High Tensile Bolts Standard ASTM A324, ASME SA324
Grade 8.8 Fasteners finish Zinc plated / Plain / Hot dip galvanised

Most Popular Types Of Din 933 Grade 8.8 Bolts

Grade 8.8 Black Bolts

Grade 8.8 Black Bolts

Grade 8.8 Bzp Bolts

Grade 8.8 Bzp Bolts

Grade 8.8 Eye Bolt

Grade 8.8 Eye Bolt

8.8 Grade Foundation Bolt

8.8 Grade Foundation Bolt

M20 Grade 8.8 Galvanised Bolts

M20 Grade 8.8 Galvanised Bolts

Grade 8.8 Hex Bolt

Grade 8.8 Hex Bolt

M30 Bolt Grade 8.8

M30 Bolt Grade 8.8

M20 Bolt Grade 8.8

M20 Bolt Grade 8.8

Grade 8.8 Bolt Nut

Grade 8.8 Bolt Nut

Grade 8.8 U Bolt

Grade 8.8 U Bolt

10mm Grade 8.8 Bolt

10mm Grade 8.8 Bolt

Grade 8.8 Stud Bolts

Grade 8.8 Stud Bolts


High tensile Grade 8.8 Hex Screw Dimension Table

Dimensions of Grade 8.8 Hex Screw
DIA M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52
Grade A upto length 40 50 60 80 100 120 140 150 Grade A not applicable to these dia’s
Head Across Flat (S) Max Min(Grade A) Min (Grade B) 7 8 10 13 16 18 21 24 27 30 34 36 41 46 50 55 60 65 70 75 80
6.64 7.64 9.64 12.57 15.57 17.57 20.16 23.16 26.16 29.16 33 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
Pitch 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3 3 3.5 3.5 4 4 4.5 4.5 5 5
6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.67 29.67 33.38 35.38 Grade A not applicable to these dia’s
Head Thickness (K) Tol + or – Grade A
Grade B		 2.8 3.5 4 5.3 6.4 7.5 8.8 10 11.5 12.5 14 15 17 18.7 21 22.5 25 26 28 30 33
0.125 0.15 0.18 0.215 Grade A not applicable to these dia’s
0.2 0.24 0.29 0.35 0.42 0.5
Across corners e Min Grade A
Min Grade B		 7.66 8.79 11.05 14.38 17.77 20.03 23.36 26.75 30.14 33.53 37.72 39.98 Grade A not applicable to these dia’s
7.5 8.63 10.89 14.2 17.59 19.85 22.78 26.17 29.56 32.95 37.29 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
Major Dia at thread (min) 3.838 4.826 5.794 7.76 9.732 11.701 13.682 15.682 17.623 19.623 21.623 23.577 26.577 29.522 32.522 35.465 38.465 41.437 44.437 47.399 51.399
Major Dia at thread (max) 3.978 4.976 5.974 7.972 9.968 11.966 13.962 15.962 17.958 19.958 21.958 23.952 26.952 29.947 32.947 35.94 38.94 41.937 44.937 47.929 51.929

Size chart of Grade 8.8 Stud Bolts

Buy High Tensile Steel Bolts Grade 8.8, M12/ M16 grade 8.8 bolt at low cost
Size Chart of Grade 8.8 Bolts

High tensile grade 8.8 Hex Nuts Dimension Standards

Dimensions of Grade 8.8 Hex Nuts
DIA M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52
Pitch 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3 3 3.5 3.5 4 4 4.5 4.5 5 5
6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.16 29.16 33 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
Across Flat (S) Max Min 7 8 10 13 16 18 21 24 27 30 34 36 41 46 50 55 60 65 70 75 80
Thickness (M) Max Min 3.2 4.7 5.2 6.8 8.4 10.8 12.8 14.8 15.8 18 19.4 21.5 23.8 25.6 28.7 31 33.4 34 36 38 42
2.9 4.4 4.9 6.44 8.04 10.37 12.1 14.1 15.1 16.9 18.1 20.2 22.5 24.3 27.4 29.4 31.8 32.4 34.4 36.4 40.4
Across corners (E) Min 7.66 8.79 11.05 14.38 17.77 20.03 23.35 26.75 29.56 32.95 37.29 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
Minor Dia at thread (min) 3.242 4.134 4.917 6.647 8.376 10.106 11.835 13.835 15.294 17.294 19.294 20.752 23.752 26.211 29.211 31.67 34.67 37.129 40.129 42.587 46.587
Minor Dia at thread (max) 3.422 4.334 5.153 6.912 8.676 10.441 12.210 14.210 15.744 17.774 19.774 21.252 24.252 26.771 29.771 32.27 35.27 37.799 40.799 43.297 47.297

Grade 8.8 Hex Nuts In Bsw Threads To Bs 1083-1965 Threads To Bs 84

DIA 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1 1/8 1 1/4 1 3/8 1 1/2 1 3/4 2
BSW Pitch (TPI) 20 18 16 14 12 12 11 10 9 8 7 7 – 6 5 4.5
WIDTH Across Flat (S) Min Max 0.438 0.518 0.592 0.702 0.812 0.912 1.000 1.190 1.288 1.468 1.640 1.815 2.005 2.175 2.520 2.700
0.445 0.525 0.600 0.710 0.820 0.920 1.010 1.200 1.300 1.480 1.670 1.860 2.050 2.220 2.580 2.760
BSF PITCH (TPI) 26 22 20 18 16 16 14 12 11 10 9 9 8 8 7 7
0.200 0.250 0.312 0.375 0.437 0.500 0.562 0.687 0.750 0.875 1.000 1.125 1.250 1.375 1.625 1.750
Thickness (M) Min Max 0.190 0.240 0.302 0.365 0.427 0.490 0.552 0.677 0.740 0.865 0.990 1.105 1.230 1.355 1.605 1.730
Across corners (Max inches) 0.51 0.61 0.69 0.82 0.95 1.06 1.17 1.39 1.50 1.71 1.93 2.15 2.37 2.56 2.98 3.19
Minor Dia at thread BSW (min) 0.1860 0.2413 0.2950 0.3461 0.3932 0.4557 0.5086 0.6220 0.7328 0.8400 0.9420 1.0670 – 1.2866 1.4938 1.7154
Minor Dia at thread BSW (max) 0.2030 0.2594 0.3145 0.3674 0.4169 0.4794 0.5338 0.6490 0.7620 0.8720 0.9776 1.1026 – 1.3269 1.5408 1.7668
Minor Dia at thread BSF (min) 0.2008 0.2543 0.3110 0.3663 0.4200 0.4825 0.5336 0.6432 0.7586 0.8720 0.9828 1.1078 1.2150 1.3400 1.5670 1.8170
Minor Dia at thread BSF (max) 0.2125 0.2684 0.3280 0.3844 0.4395 0.5020 0.5549 0.6669 0.7838 0.8990 1.0120 1.1370 1.2470 1.3720 1.6026 1.8526

High Strength Friction Grip Hex Nuts Dimension

A wide stock of grade 8.8 black bolts, ASTM F568 Grade 8.8 Studs & High Tensile 8.8 Grade Hexagon Head Bolts in Mumbai
DIA M16 M20 M22 M24 M27 M30 M36
Pitch 2 2.5 2.5 3 3 3.5 4
Head Across Flat (B) Min 26.16 33 35 40 45 49 58.8
Head Across Flat (B) Max 27 34 36 41 46 50 60
Height (H) Min Max 16.4 19.4 22.3 22.9 26.3 29.1 35
17.1 20.7 23.6 24.2 27.6 30.7 36.6
Across corners C min 29.56 37.29 39.55 45.20 50.85 55.37 66.44
Minor Dia at thread (min) 14.235 17.694 19.694 21.202 24.252 26.761 32.270
Minor Dia at thread (max) 14.610 18.144 20.144 21.702 24.752 27.321 32.870

Dimension of HT Grade 8.8 Washer

DIA M16 M20 M22 M24 M27 M30 M36
HARDNESS FOR PL. WASHER 35 TO 45 HRC
Hardness for Hot Dip Galvd washer 26 HRC
Outer Dia (Max) d2 34 42 44 50 56 60 72
Inner Dia (Min) d1 18 22 24 26 30 33 39
Thickness (S) 3.1 TO 4.6
Tolerance for OD Minus(-) 1.6 1.9
Tolerance for ID Plus(+) 0.43 0.52 0.62

High tensile 8.8 Grade Hex Bolts Dimensions Schedule

Grade 8.8 Hex Bolt Dimension
DIA M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52
Pitch 0.7 0.8 1 1.25 1.5 1.75 2 2.5 3 3.5 4 4.5 5
Grade A upto length 40 50 60 80 100 120 140 150 Grade A not applicable to these dia’s
Head Across Flat (S) Nom = Max Min Grade A Grade B 7 8 10 13 16 18 21 24 27 30 34 36 41 46 50 55 60 65 70 75 80
6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.67 29.67 33.38 35.38 Grade A not applicable to these dia’s
6.64 7.64 9.64 12.57 15.57 17.57 20.16 23.16 26.16 29.16 33 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
Head Height (K) Nom Tol + or – Grade A Grade B 2.8 3.5 4 5.3 6.4 7.5 8.8 10 11.5 12.5 14 15 17 18.7 21 22.5 25 26 28 30 33
0.125 0.15 0.18 0.215 Grade A not applicable to these dia’s
0.2 0.24 0.29 0.35 0.42 0.5
Across corners e Min Grade A Grade B 7.66 8.79 11.05 14.38 17.77 20.03 23.36 26.75 30.14 33.53 37.72 39.98 Grade A not applicable to these dia’s
7.5 8.63 10.89 14.2 17.59 19.85 22.78 26.17 29.56 32.95 37.29 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
Thread Length (b) For lengths < or = 125mm For lengths > 125mm <= 200mm For lengths > 200mm 14 16 18 22 26 30 34 38 42 46 50 54 60 66 Not specified as full thread recommended
20 22 24 28 32 36 40 44 48 52 56 60 66 72 78 84 90 96 102 108 116
33 35 37 41 45 49 53 57 61 65 69 73 79 85 91 97 103 109 115 121 129
Major Dia at thread (min) 3.838 4.826 5.794 7.76 9.732 11.701 13.682 15.682 17.623 19.623 21.623 23.577 26.577 29.522 32.522 35.465 38.465 41.437 44.437 47.399 51.399
Major Dia at thread (max) 3.978 4.976 5.974 7.972 9.968 11.966 13.962 15.962 17.958 19.958 21.958 23.952 26.952 29.947 32.947 35.94 38.94 41.937 44.937 47.929 51.929

DIA 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8 1 1 1/8 1 1/4 1 3/8 1 1/2 1 3/4 2
BSW Pitch (TPI) 20 18 16 14 12 12 11 10 9 8 7 7 6 5 4.5
BSF PITCH (TPI) 26 22 20 18 16 16 14 12 11 10 9 9 8 8 7 7
Head Across Flat (S) Min Max 0.438 0.518 0.592 0.702 0.812 0.912 1.000 1.190 1.288 1.468 1.640 1.815 2.005 2.175 2.520 2.700
0.445 0.525 0.600 0.710 0.820 0.920 1.010 1.200 1.300 1.480 1.670 1.860 2.050 2.220 2.580 2.760
Head height (K) Min Max 0.166 0.208 0.250 0.292 0.333 0.365 0.407 0.480 0.563 0.636 0.710 0.790 0.880 0.960 1.110 1.270
0.176 0.218 0.260 0.302 0.343 0.375 0.417 0.500 0.583 0.666 0.750 0.830 0.920 1.000 1.170 1.330
Across corners e Max 0.51 0.61 0.69 0.82 0.95 1.06 1.17 1.39 1.50 1.71 1.93 2.15 2.37 2.56 2.98 3.19
Thread Length b Min Twice the Dia (2D)
Major Dia at thread BSW (min) 0.2427 0.3046 0.3666 0.4285 0.4904 0.5527 0.6147 0.7390 0.8653 0.9897 1.1140 1.2388 1.4879 1.7369 1.9862
Major Dia at thread BSW (max) 0.2488 0.3112 0.3736 0.4360 0.4985 0.5609 0.6233 0.7482 0.8750 1.000 1.1250 1.250 1.500 1.750 2.000
Major Dia at thread BSF (min) 0.2432 0.3051 0.3671 0.4290 0.4910 0.5533 0.6153 0.7394 0.8658 0.9902 1.1148 1.2395 1.3640 1.4888 1.7380 1.9876
Major Dia at thread BSF (max) 0.2489 0.3113 0.3737 0.4361 0.4985 0.5610 0.6234 0.7482 0.8750 1.000 1.1250 1.250 1.375 1.500
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