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This product is regulated by the following standards:

DIN 6914 UNI 5712 NF E27-701 NF E27-711

Technical data

Standard DIN 6914

High-strength hex head bolts

 

High-strength hex head bolts are intended for use in GV and SL structural steel bolting in accordance with DIN 18800 part 1, together with DIN 6915 hex nuts and DIN 6916, DIN 6917 or DIN 6918 washers.

Dimensions in mm - source DIN 6914 Withdrawn

Publication date: 10/1989 - Supersedes March 1979 edition
d thread size
P
b min÷max
ds min÷max
e min.
k nom.
s nom=max
M 12
1.75
21÷23
11.3÷12.7
23.91
8
22
M 16
2
26÷28
15.3÷16.7
29.56
10
27
M 20
2.5
31÷33
19.16÷20.84
35.03
13
32
M 22
2.5
32÷34
21.16÷22.84
39.55
14
36
M 24
3
34÷37
23.16÷24.84
45.20
15
41
M 27
3
37÷39
26.16÷27.84
50.85
17
46
M 30
3.5
40÷42
29.16÷30.84
55.37
19
50
M 36
4
48÷50
35÷37
66.44
23
60

DIN 6914 - ≈ weigth in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial items

d thread size M 12 M 16 M 20 M 22 M 24 M 27 M 30 M 36
nominal length l                
30 49.1              
35 53.6              
40 58 105            
45 62.1 113 188          
50 66.6 121 200 257        
55 71 129 212 272        
60 75.4 137 225 286 362      
65 79.9 145 237 301 380      
70 84.3 153 249 316 398 532    
75 88.8 160 262 331 415 554 701  
80 93.2 168 274 346 433 576 728  
85 97.6 176 286 361 451 599 756 1184
90 102 184 298 375 467 621 784 1224
95 107 192 310 390 485 644 812 1264
100   199 322 405 503 665 838 1304
105   207 335 420 520 688 865 1336
110   215 347 435 538 710 893 1376
115   223 359 450 556 732 921 1415
120   231 372 465 574 755 949 1455
125   239 384 479 591 777 976 1495
130   247 396 494 609 800 1004 1535
135     409 509 627 822 1032 1575
140     421 524 645 845 1059 1615
145     433 539 662 867 1087 1655
150     446 554 680 890 1115 1695
155     458 569 698 912 1143 1735
160       584 716 935 1170 1775
165       599 733 937 1198 1815
170         751 979 1226 1855
175         769 1002 1254 1895
180         787 1024 1281 1935
185         804 1047 1309 1974
190         822 1069 1337 2014
195         840 1092 1365 2054
200           1114 1392 2094

Standard UNI 5712

Hex bolts with large width across flats for high strength strctural bolting

High-strength large hexagonal bolts for structural engineering. Iso metric coarse thread.

Dimensions in mm - source UNI 5712 Withdrawn

Publication date: 06 - 1975- Supersedes March 1979 edition
d thread size
P
ds nom
e min.
k nom.
s nom=max
M 12
1.75
12
23.91
8
22
M 14 2 14 26.17 9 24
M 16
2
16
29.56
10
27
M 18 2.5 18 32.95 12 30
M 20
2.5
20
35.03
13
32
M 22
2.5
22
39.55
14
36
M 24
3
24
45.20
15
41
M 27
3
27
50.85
17
46

 

Standard NF E27-701

Structural bolts and nuts intented for use in steel structures

Standard NF E27-711

Fasteners with controlled tightening intended for the execution of metal constructions - Hex head bolts - Dimensions and tolerances

Full list of Suppliers of Hex bolts with large width across flats for high strength strctural bolting

Italy

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.

ImageVipa-still-11_uE1YdNio.jpg ImageVipa-still-09_kY7aKBVE.jpg ImageVipa-still-75_h2cF6grj.jpg ImageVipa-still-73_iUZ5E0Rq.jpg ImageVipa-still-74_Eq0RSd3j.jpg
Denmark

Distributor of iron, stainless and special fasteners

India

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.

Poland

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

 

EN 15048 SB sets 'CE' Made in Poland

EN 14399 HV sets 'CE' Made in Poland

Bulgaria

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.

Netherlands

Specialists in hot dip galvanized fasteners

Stafa is a leading European importer of fasteners and fixings with a huge range of more than 75,000 products.

Private label packaging, assembled sets and kits, direct manufacturer to customer for large volumes, retail store concepts, special parts and complete project deliveries.

China

Manufacturer of high strenght fasteners and stud bolts for oil and gas industry

India

Manufacturer of hexagon head screws, high strength fasteners and flanged screws

India

Distributor of high tensile screws and nuts in stainless steel and alloy steel

UK

Importer/producer of high strength bolting assemblies BS EN 14399 and BS EN 15048

Afghanistan

Manufacturer of high tensile fasteners and distributor of standard fasteners

Afghanistan

Manufacturer of hot dip galvanized fasteners

Poland

Manufacturer and distributor of standard fasteners and HV fastener sets.

Germany

Manufacturer of cold and hot forged high-quality fastening systems for wind power industry, automotive industry, building and steel construction, tunnel and bridge construction

India

Manufacturer of high tensile fasteners, sizes from M16 to M64 for oil and gas industry, heavy engineering industries, railways, construction industries, etc..

Afghanistan

Manufacturer of standard and special screws

India

Manufacturer of hot forged fasteners in stainless steel, carbon steel and duplex. Hish strength bolting with sizes up to M80. Nuts to M100.

Afghanistan

Manufacturer of hot forged special fasteners and high strenght fasteners EN 14399 and EN 15048.

Italy

Manufacturer of hexagon head fasteners in carbon and stainless steel

Afghanistan

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.

South Africa

Manufacturer of hexagon head bolts, plough bolts, CSK nibs bolts, cup square bolts and hexagon nuts

Taiwan

Manufacturer of fasteners for railway, automotive and construction industry.

Cold forged fasteners up to M30, hot forged up to M72

Italy

Manufacturer of hot forged screws, bolts and special studs, ASTM Norms

 

South Korea

Manufacturer of bolts for steel structures, guard rails and for the construction sector

Croatia

Manufacturer of Hex. head and socket fasteners, wood screws, high tensile fasteners, nuts. Copper and Aluminium fasteners.

Distributor of complete range of fasteners

Germany

Manufacturer of standard screws as per DIN and special screws as per customers request. Seizes from M 8 up to M 90

Italy

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.

United Arab Emirates

Supplier of standard fasteners and manufacturer of special fasteners, structural bolting and oil&gas fasteners

Spain

Manufacturer and distributor of fasteners

India

Manufacturer of hot pip galvanized and high tensile fasteners for the steel industry

Germany

Distributor of fastener, fixing and tools, high strenght fasteners

Germany

Manufacturer of standard and special cold and hot forged fasteners for structural steelwork, bridges, wind turbines. High Strength fasteners din 14399 din 6914

India

Manufacturer of nib bolts, cup square bolts and high strength friction grip bolts from M6 to M75

China

Manufacturer specialized in high strength fasteners

China

Producer of stainless steel fasteners and high-tensile structural bolting

China

Manufacturer of high strength fasteners and welding pins

South Africa

Manufacturer specialized in high strenght fasteners and studs

Taiwan

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'.

India

Leading manufacturer & exporter of low tensile 4.6 / 5.6 / 6.8 &  Hi-tensile (8.8, 10.9 & 12.9) fasteners since 1964. Hexagon bolts, hexagon nuts, spring washers, crash barrier bolts.

India

Manufacturer of high tensile fasteners, railway fasteners, foundation bolts, gurad rail bolts and forging produtcts

Poland

Manufacturer of HV and SB sets, plastic and steel plugs, special fasteners. Distributor of standard fasteners and fixings for construction and industry
 

India

Manufacturer, distributor and supplier of automotive fasteners, industrial fasteners, structural bolting, fasteners for agricultural and road crash barriers

South Korea

Leader manufacturer of hexagon head screws for costruction and high tensile screws. Diameters from M12 to M36. Production plants in Korea, Vietnam and China

Pakistan

Manufacturer of high tensile fasteners for automotive sector

Afghanistan

Manufacturer of high tensile fasteners, hot dip galvanized

 

India

Manufacturer of fasteners specialized in high tensile and hot dip galvanized fasteners

United Arab Emirates

Manufacturer of high strength fasteners and foundation bolts

India

Manufacturer of high tensile fasteners

India

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.

China

Manufacturer of high strength fasteners

China

Manufacturer specialized in high strength fasteners

China

Manufacturer and distributor of nuts and structural bolts

China

Manufacturer of high-strength fastener 

China

Manufacturer of stainless steel and high strength fasteners, sizes from M2,5 to M100

China

Manufacturer of high strength fasteners

India

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

Netherlands

Distributor of standard and special fasteners, structural bolting (EN 14399-4/6 and EN15048) in steel, stainless steel and superalloys.

Germany

Manufacturer of automotive fasteners, fasteners for the wind energy industry and high strenght structural fasteners

India

Manufacturer of high tensile fasteners

United Arab Emirates

Manufacturer of high tensile, oil and gas and special alloy fasteners

India

Distributor high-tensile fasteners for constructions and guard rail fasteners

India

Manufacturer of fasteners for transmission lines, railway, electricals, road crash barriers and special fasteners

India

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

India

Distributor of high tensile fasteners and self locking nuts with nylon insert.

Afghanistan

Manufacturer of high tensile fasteners, fasteners for constructions and automotive fasteners.

Sizes from M5 to M52 and lengths up to 500mm

China

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

Italy

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

India

Manufacturer of high strength fasteners, structural boltings,fasteners for road crash barriers and fori oil and gas sector.

Saudi Arabia

Manufacturer of high strength fasteners

Poland

Manufacturer of hot formed fasteners (bolts, screws, nuts, rivets) and railway fasteners

Romania

Manufacturer of standard threaded fasteners to romanian and international standards: STAS, SR-ISO, SR-EN, DIN, ISO, UNI, etc. Specialized in railway fasteners

India

Leading manufacturer of standard and special high tensile fasteners, supplier of leading customers in the automotive and industrial sectors.

Japan

Manufacturer of high strength fasteners, hot forged fasteners and superalloys fasteners

Vietnam

Distributor of high strength fasteners

Afghanistan

Manufacturer of costruction fasteners, both standard and special. Metric and inch sizes

Spain

Manufacturer of hot forged fasteners and studs. Supplier of the oil and gas sector.

Diameters from M16 to M72

Spain

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

France

Manufacturer of high strength structural bolts EN ISO 14399 and EN 15048 norm

Italy

Manufacturer specialized in high strength fasteners for construction DIN / EN / UNI 14399

 

Germany

Medium-sized supplier of fasteners and fixing elements. We are a family-owned wholesaler, on the market for almost 80 years and our aim has always been to improve in order to satisfy our customers. Our main business areas are steel and mechanical engineering.

China

Manufacturer of high strength bolts, plow bolts

China

Manufacturer of hexagon head fasteners, socket cap fasteners, steel structural assemblies. Sizes from M6 to M64

China

Manufacturer of high strength fasteners, ASTM stud bolts, u-bolts and shear studs

Afghanistan

Manufacturer of cold forged screws with hexagon head and socket cap screws.

China

Manufacturer of steel structural fasteners and fasteners for automotive. Yearly production output of 150 thousand tons.

China

Manufacturer of high strenght fasteners and fasteners for the wind power and petrochemical industry


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SG10 6AN, Much Hadham
United Kingdom

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Tel: +44 3330 164455

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