sNon Pre-Load Bolt Assemblies
BS EN 15048
8.8 & 10.9 Assemblies
BS EN 15048 Fully Threaded Setscrew Dimensions. Classes 8.8 & 10.9 | |||||||
Nom. Dia. (d) | M12 | M16 | M20 | M24 | M30 | M36 | |
Thread Pitch | 1.75 | 2.00 | 2.50 | 3.00 | 3.50 | 4.00 | |
a | Max. | 5.25 | 6.00 | 7.50 | 9.00 | 10.50 | 12.00 |
s | Min. | 17.57 | 23.16 | 29.16 | 35.00 | 45.00 | 53.80 |
Max. | 18.00 | 24.00 | 30.00 | 36.00 | 46.00 | 55.00 | |
e | Min. | 19.85 | 26.17 | 32.95 | 39.55 | 50.85 | 60.79 |
df | Min. | 16.47 | 22.00 | 27.70 | 33.25 | 42.75 | 51.11 |
c | Min. | 0.15 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 |
Max. | 0.60 | 0.80 | 0.80 | 0.80 | 0.80 | 0.80 | |
r | Min. | 0.60 | 0.60 | 0.80 | 0.80 | 1.00 | 1.00 |
de | Max. | 13.70 | 17.70 | 22.40 | 26.40 | 33.40 | 39.40 |
k | Min. | 7.32 | 9.71 | 12.15 | 14.65 | 18.28 | 22.08 |
Max. | 7.68 | 10.29 | 12.85 | 15.35 | 19.12 | 22.92 |
Product Characteristic | Standard | |
Fully Threaded Setscrews | ||
General Requirements | ISO 4017 | |
Materials & Manufacture | ISO 898-1 Classes 8.8 & 10.9 | |
Finish / Coatings | Zinc Electroplated | BS 7371-3 or BS EN ISO 4042 |
Hot Dip Galvanized | BS 7371-6 or BS EN ISO 10684 | |
Mechanical Properties | ISO 898-1 Classes 8.8 & 10.9 | |
Dimensions & Tolerances | ISO 4017 | |
Threads | ISO 965-2 Class 6G |
Bolt Thread Diameter | Tensile Strength | Proof Load | Elongation | Hardness Rockwell HRC | |
N/mm2 min. | N/mm2 min. | % Min. | Min. | Max. | |
M12 | 800 | 660 | 12 | 23 | 34 |
M16 | 830 | 660 | 12 | 23 | 34 |
M20 | 830 | 660 | 12 | 23 | 34 |
M22 | 830 | 660 | 12 | 23 | 34 |
M24 | 830 | 660 | 12 | 23 | 34 |
M27 | 830 | 660 | 12 | 23 | 34 |
M30 | 830 | 660 | 12 | 23 | 34 |
M36 | 830 | 660 | 12 | 23 | 34 |
EN 15048 Assemblies also require a Charpy Impact Test to EN 10045-1 |
BS EN 15048 Nut Dimensions
Nominal size and thread diameter d | Pitch of thread p | Width across flats s | Width across corners e | Thickness of nut m | |||
Max. | Min. | Min. | Max. | Min. | |||
M12 | 1.75 | 18.00 | 17.57 | 21.10 | 10.80 | 10.37 | |
M16 | 2.00 | 24.00 | 23.67 | 26.75 | 14.80 | 14.10 | |
M20 | 2.50 | 30.00 | 29.16 | 32.95 | 18.00 | 16.90 | |
M24 | 3.00 | 36.00 | 35.00 | 39.55 | 21.50 | 20.20 | |
M30 | 3.50 | 46.00 | 45.00 | 50.85 | 25.60 | 24.30 | |
M36 | 4.00 | 55.00 | 53.80 | 60.79 | 31.00 | 29.40 |
Product Characteristic | Standard | |
Nuts | ||
General Requirements | ISO 4032 & 4034 | |
Materials & Manufacture | ISO 4032 & 4034 Class 8, 10 & 12 | |
Finish / Coatings | Self Colour / Black | ISO 4032 & 4034 |
Zinc Electroplated | BS 7371-3 or BS EN ISO 4042 | |
Hot Dip Galvanized | BS 7371-6 or BS EN ISO 10684 | |
Mechanical Properties | Self Colour / Zinc Electroplated | ISO 4032 & 4034 Class 8 |
Hot Dip Galvanized | ISO 4032 & 4034 Class 10 & 12 | |
Dimensions & Tolerances | ISO 4032 & 4034 | |
Threads | Self Colour / Zinc Electroplated | ISO 965-2 Class 6H |
Hot Dip Galvanized | ISO 965-2 Class 6AZ | |
Product Marking | BS EN ISO 898-2 |
EN 15048 Non Preloaded structural Bolting
Non Preloaded structural Bolting material are valuable in wind tower, atomic force, rail line, car industry, development, electronic industry. EN Bolts are a headed, remotely strung latch which is utilized to keep two articles, regularly metal or wood, in a decent position comparative with each other. In contrast to screws, this cut their own strings, fasteners pair with the inner strings of nuts to adhere set up and to ensure the needed degree of strain in the blasted joint. The head style of the screw chooses the instrument needed for fixing and releasing. It is answerable for holding together everything from furniture to apparatus to spans. EN 15048-2 shifts with application necessities. The overall utilizations of it are in the car business, development, designing and other primary applications.
EN 15048 ISO 4014 is a standard particular for underlying bolts. It is non-tensioned latches which are intended to use with steel underlying components. The bolts can be dealt with plain or passivation. Racket EN 15048 SB Structural Bolts help to get steel-to-steel underlying associations and help to tie down the parts set up to guarantee that they establish a protected climate. Its explicitly intended for use with substantial hex nuts in the association of primary individuals. It is utilized as connectors to associate certain pieces of an item to other people. It typically relates with specific nuts to help safeguard and balance out the screws. Its has three essential joint sorts like pre-tensioned joints, slip basic joints, cozy fixed joints.