
Suppliers of Hexagon nuts with large widths across flats for high strength structural bolting
Technical data
Hexagon nuts with large widths across flats for high strength structural bolting


This product is regulated by the following standards:
Standard DIN 6915
Hexagon nuts with large widths across flats for high strength structural bolting

Dimensions in mm - source DIN 6915 Withdrawn |
|||||
Publication date: 12 - 1999 supersedes DIN 6915 10 - 1989 |
D thread size | P | S | e min | m min÷max | ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) |
M 12 | 1.75 | 22 | 23.91 | 9.64÷10 | 23.3 |
M 16 | 2 | 27 | 29.56 | 12.3÷13 | 44.8 |
M 20 | 2.5 | 32 | 35.03 | 14.9÷16 | 73.9 |
M 22 | 2.5 | 36 | 39.55 | 16.9÷18 | 104 |
M 24 | 3 | 41 | 45.02 | 18.7÷20 | 163 |
M 27 | 3 | 46 | 50.85 | 20.7÷22 | 224 |
M 30 | 3.5 | 50 | 55.37 | 22.7÷24 | 300 |
M 36 | 4 | 60 | 66.44 | 27.7÷29 | 515 |
Dimensions in mm - source DIN 6915 Withdrawn |
|||||
Publication date:10 - 1989 |
D thread size | P | S | e min | m min÷max | ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) |
M 12 | 1.75 | 22 | 23.91 | 9.64÷10 | 23.3 |
M 16 | 2 | 27 | 29.56 | 12.3÷13 | 44.8 |
M 20 | 2.5 | 32 | 35.03 | 14.9÷16 | 73.9 |
M 22 | 2.5 | 36 | 39.55 | 16.9÷18 | 104 |
M 24 | 3 | 41 | 45.02 | 17.7÷19 | 155 |
M 27 | 3 | 46 | 50.85 | 20.7÷22 | 224 |
M 30 | 3.5 | 50 | 55.37 | 22.7÷24 | 300 |
M 36 | 4 | 60 | 66.44 | 27.7÷29 | 515 |
Standard UNI 5713
Hexagon nuts with large widths across flats for high strength structural bolting

Dimensions in mm - source UNI 5713 Withdrawn |
|||||
Publication date: 06 - 1975 |
D thread size | P | S | m nom | ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) |
M 12 | 1.75 | 22 | 10 | 23.3 |
M 14 | 2 | 24 | 11 | 29.5 |
M 16 | 2 | 27 | 13 | 44.8 |
M 18 | 2.5 | 30 | 15 | 63 |
M 20 | 2.5 | 32 | 16 | 73.9 |
M 22 | 2.5 | 36 | 18 | 104 |
M 24 | 3 | 41 | 19 | 155 |
M 27 | 3 | 46 | 22 | 224 |
M 30 | 3.5 | 50 | 24 | 300 |
M 36 | 4 | 60 | 29 | 515 |
Standard BS 4395-1
Hexagon nuts with large widths across flats for high strength structural bolting

Dimensions in mm - source BS 4395-1 Withdrawn |
|||||
Publication date: 02 - 1969 |
D thread size | P | S | e min÷max | m min÷max |
M 12 | 1.75 | 22 | 23.82÷25.40 | 10.45÷11.55 |
M 16 | 2 | 27 | 29.30÷31.20 | 14.45÷15.55 |
M 20 | 2.5 | 32 | 35.03÷36.90 | 17.45÷18.55 |
M 22 | 2.5 | 36 | 39.55÷41.60 | 18.35÷19.65 |
M 24 | 3 | 41 | 45.20÷47.30 | 21.35÷22.65 |
M 27 | 3 | 46 | 50.85÷53.10 | 23.35÷24.65 |
M 30 | 3.5 | 50 | 55.37÷57.70 | 25.35÷26.65 |
M 36 | 4 | 60 | 66.44÷69.30 | 30.20÷31.80 |
Standard ISO 7414
Hexagon Nuts For Structural Bolting With Large Width Across Flats,Style 1-Product Grade B.
THe norm specifies series with metric dimensions and thread sizes from M12 up to including M 36; tabulates general dimensions, specifications and reference standards, proof load values, screw thread limits for tolerance class 6AZ, and for testing nut rotation requirements; gives an example for the designation.

Dimensions in mm - source ISO 1984 Withdrawn |
|||||
Publication date: 11 - 1984 |
d thread size | P | s | dw | e min | m | c | |||
max | min | min | max | min | max | ||||
M 12 | 1.75 | 21 | 20.16 | 19.2 | 22.78 | 10.37 | 10.8 | 0.15 | 0.6 |
M 16 | 2 | 27 | 26.16 | 24.9 | 29.56 | 14.1 | 14.8 | 0.2 | 0.8 |
M 20 | 2.5 | 34 | 33 | 31.4 | 37.29 | 16.9 | 18 | 0.2 | 0.8 |
M 22 | 2.5 | 36 | 35 | 33.3 | 39.55 | 18.1 | 19.4 | 0.2 | 0.8 |
M 24 | 3 | 41 | 40 | 38 | 45.2 | 20.2 | 21.5 | 0.2 | 0.8 |
M 27 | 3 | 46 | 45 | 42.8 | 50.85 | 22.5 | 23.8 | 0.2 | 0.8 |
M 30 | 3.5 | 50 | 49 | 46.5 | 55.37 | 24.3 | 25.6 | 0.2 | 0.8 |
M 36 | 4 | 60 | 58.8 | 55.9 | 66.44 | 31 | 29.4 | 0.2 | 0.8 |
Details
Hexagon nuts with large widths across flats for high strength structural bolting


Dimensions in mm - source DIN 6915 |
|||||
Publication date: 1989 |
D thread size | P | S | e min | m min÷max | ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) |
M 12 | 1.75 | 22 | 23.91 | 9.64÷10 | 23.3 |
M 16 | 2 | 27 | 29.56 | 12.3÷13 | 44.8 |
M 20 | 2.5 | 32 | 35.03 | 14.9÷16 | 73.9 |
M 22 | 2.5 | 36 | 39.55 | 16.9÷18 | 104 |
M 24 | 3 | 41 | 45.02 | 17.7÷19 | 155 |
M 27 | 3 | 46 | 50.85 | 20.7÷22 | 224 |
M 30 | 3.5 | 50 | 55.37 | 22.7÷24 | 300 |
M 36 | 4 | 60 | 66.44 | 27.7÷29 | 515 |
Dimensions in mm - source UNI 5713 |
||||||
Publication date: 1975 |
D thread size | P | S | e min | m | ≈ weight in kg x1000 pcs, (ρ=7,85 kg/dm3) |
M 12 | 1.75 | 22 | 23.91 | 10 | 23.3 |
M 14 | 2 | 24 | 26.17 | 11 | 29.5 |
M 16 | 2 | 27 | 29.56 | 13 | 44.8 |
M 18 | 2.5 | 30 | 32.95 | 15 | 63 |
M 20 | 2.5 | 32 | 35.03 | 16 | 73.9 |
M 22 | 2.5 | 36 | 39.55 | 18 | 104 |
M 24 | 3 | 41 | 45.02 | 19 | 155 |
M 27 | 3 | 46 | 50.85 | 22 | 224 |
M 30 | 3.5 | 50 | 55.37 | 24 | 300 |
M 36 | 4 | 60 | 66.44 | 29 | 515 |
Full list of Suppliers of Hexagon nuts with large widths across flats for high strength structural bolting

VIPA is a leading wholesaler of screws, nuts and bolts. The extensive stock of high-quality screws and bolts and the highly automated warehouse make VIPA the ideal supplier of screws, nuts and bolts with metric threads, drawing parts, special screws, washers, nuts and various fastening systems.






Distribution and production of standard and special fasteners.
Studs and bolts in steel 8.8-B7-L7-B8-Duplex-carbon steel.
Nuts and bolts from diameter 2 to 100. Wide product range on stock in steel, HDG, brass and stainless steel A2 and A4.

Polish products acc. norm DIN / ISO and drawings
Diameter: M6 to M100 (especially bigger diameter)
Materials: 5.6 / 8.8 / 10.9 / 12.9 / 25CrMo4 / 42CrMo4
Treatment: ZN / HDG (tZn) / flZnnc
Â
EN 15048 SB sets 'CE' Made in Poland
EN 14399 HV sets 'CE' Made in Poland

Kraft Bulgaria EOOD is a leading BG company specialized in the trade of fasteners, industrial supplies, industrial armature for water, industrial, fire-frightening systems and irrigation sectors.
Our success is due to the high quality of the offered products, the professionalism and qualification of our team, as well as our flexible distribution network.
Fasteners Engineering is a global organization, leader in the sale of mechanical fasteners, intended for industrial applications with a high engineering content.
Design advice, help in choosing the right technology and assistance in reviewing an existing design for cost efficiency and quality, we are the solution for you.
Manufacturer of high strenght fasteners and stud bolts for oil and gas industry
Manufacturer of hexagon head screws, high strength fasteners and flanged screws
Distributor of high tensile screws and nuts in stainless steel and alloy steel
Importer/producer of high strength bolting assemblies BS EN 14399 and BS EN 15048
Manufacturer of high tensile fasteners and distributor of standard fasteners
Manufacturer of cold and hot forged high-quality fastening systems for wind power industry, automotive industry, building and steel construction, tunnel and bridge construction
Manufacturer of high tensile fasteners, sizes from M16 to M64 for oil and gas industry, heavy engineering industries, railways, construction industries, etc..
Manufacturer of hot forged fasteners in stainless steel, carbon steel and duplex. Hish strength bolting with sizes up to M80. Nuts to M100.
Manufacturer of hot forged special fasteners and high strenght fasteners EN 14399 and EN 15048.
Manufacturer of standard (EN-14399-4, DIN 931, DIN 7990, EN 15048, ASTM A193, ASTM A320, ASTM A325, ATM A490, ASTM A453) and special bolts, stud bolts, and anchors in any kind of quality, diameter, length and coating.
Thanks to our engineers, all our products are designed and manufactured in house.
We are manufacturer of bolts and nuts since 1980, with over 50 years of experience in the fastener industry. Thanks to our experience, quality and service offered, we have made a mark on the field.
Manufacturer of fasteners for railway, automotive and construction industry.
Cold forged fasteners up to M30, hot forged up to M72
Manufacturer of Hex. head and socket fasteners, wood screws, high tensile fasteners, nuts. Copper and Aluminium fasteners.
Distributor of complete range of fasteners
Supplier of standard fasteners and manufacturer of special fasteners, structural bolting and oil&gas fasteners
Manufacturer of hot pip galvanized and high tensile fasteners for the steel industry
Manufacturer of standard and special cold and hot forged fasteners for structural steelwork, bridges, wind turbines. High Strength fasteners din 14399 din 6914
Manufacturer of nib bolts, cup square bolts and high strength friction grip bolts from M6 to M75
Manufacturer of standard and special fasteners, from M4 to M30, from 1/4' to 1-1/4'. Lengths from 10 to 300mm and from 1/2' to 12'.
Leading manufacturer & exporter of low tensile 4.6 / 5.6 / 6.8 &Â Hi-tensile (8.8, 10.9 & 12.9) fasteners since 1964. Hexagon bolts, hexagon nuts, spring washers, crash barrier bolts.
Manufacturer of HV and SB sets, plastic and steel plugs, special fasteners. Distributor of standard fasteners and fixings for construction and industry
Â
Manufacturer, distributor and supplier of automotive fasteners, industrial fasteners, structural bolting, fasteners for agricultural and road crash barriers
Leader manufacturer of hexagon head screws for costruction and high tensile screws. Diameters from M12 to M36. Production plants in Korea, Vietnam and China
Manufacturer of fasteners specialized in high tensile and hot dip galvanized fasteners
Manufacturer of high strength fasteners and foundation bolts
Manufacturer of standard and special fasteners, crash barrier bolts & cup head coach bolts from M4 to M80 dia, length M10 to M1000. Structures for transmission and telecommunication towers and substation.
Manufacturer of hot dip galvanized fasteners, hot forged fasteners, structural bolts and studs A193 GR B7/ A194 2H & A193 B8M. Sizes from M10 to M52
Distributor of standard and special fasteners, structural bolting (EN 14399-4/6 and EN15048) in steel, stainless steel and superalloys.
Manufacturer of high tensile, oil and gas and special alloy fasteners
Distributor high-tensile fasteners for constructions and guard rail fasteners
Manufacturer of fasteners for transmission lines, railway, electricals, road crash barriers and special fasteners
Manufacturer of high tensile bolts and nuts from M20 to M72. Materials: 8.8, 10.9, 12.9, stainless steel 304, 316, 316L, 904L and superallys. Specialist of HV bolting EN 14399-4 10.9
Distributor of high tensile fasteners and self locking nuts with nylon insert.
Manufacturer of high tensile fasteners, fasteners for constructions and automotive fasteners.
Sizes from M5 to M52 and lengths up to 500mm
Manufacturer of high stength fasteners and fasteners for petrochemical sector (ASTM A193/A320/A325)
ASTM A193 Grade B7, B7M, B8 (304 SS), B8M (316 SS). B8T, B8MX, B8TX, B16 stud bolt. A320 L7, L7M, A453 660A, 660B, 660C, 660D, A325 & A490 steel structure bolt set and assembling A194 and A563 series heavy hex nut
Distributor of fasteners for constructions: stud bolts, threaded rods, self drilling screws, decking screws, self tapping screws, concrete screws, high strenght structural bolts, chemical fixings, plates
Manufacturer of high strength fasteners, structural boltings,fasteners for road crash barriers and fori oil and gas sector.
Manufacturer of hot formed fasteners (bolts, screws, nuts, rivets) and railway fasteners
Manufacturer of standard threaded fasteners to romanian and international standards: STAS, SR-ISO, SR-EN, DIN, ISO, UNI, etc. Specialized in railway fasteners
Leading manufacturer of standard and special high tensile fasteners, supplier of leading customers in the automotive and industrial sectors.
Manufacturer of high strength fasteners, hot forged fasteners and superalloys fasteners
Manufacturer of costruction fasteners, both standard and special. Metric and inch sizes
Manufacturer of hot forged fasteners and studs. Supplier of the oil and gas sector.
Diameters from M16 to M72
Manufacturer of hot forged special fasteners and DIN standard fasteners. Construction, railway and automotive sectors.
Sizes from M16 to M56 and lengths up to 500mm
Manufacturer specialized in high strength fasteners for construction DIN / EN / UNI 14399
Â
Manufacturer of steel structural fasteners and fasteners for automotive. Yearly production output of 150 thousand tons.
Manufacturer of high strenght fasteners and fasteners for the wind power and petrochemical industry