Parafusos de lavoura, série em polegadas
Este produto é regulamentado pelas seguintes normas:
Standard ASME B18.9 TABLE 1
Parafusos de lavoura (redondos, escareados, pescoço quadrado)
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.9 table 1
|
| Publication date: 2007 |
|
d Thread size
|
E max |
E min |
A max
|
A min
|
F max |
S max |
S min
|
B max
|
B min |
| Regular head |
|
5/16
|
0.312 |
0.299 |
0.605 |
0.578 |
0.025 |
0.269 |
0.243 |
0.325 |
0.313 |
|
3/8
|
0.375 |
0.36 |
0.708 |
0.671 |
0.031 |
0.312 |
0.281 |
0.387 |
0.375 |
|
7/16
|
0.438 |
0.421 |
0.826 |
0.781 |
0.036 |
0.364 |
0.328 |
0.450 |
0.438 |
|
1/2
|
0.5 |
0.483 |
0.945 |
0.89 |
0.042 |
0.417 |
0.375 |
0.515 |
0.5 |
|
9/16
|
0.592 |
0.544 |
1.045 |
1 |
0.045 |
0.461 |
0.416 |
0.578 |
0.563 |
|
5/8
|
0.657 |
0.06 |
1.147 |
1.09 |
0.050 |
0.506 |
0.456 |
0.64 |
0.625 |
|
3/4
|
0.782 |
0.729 |
1.303 |
1.25 |
0.050 |
0.541 |
0.491 |
0.765 |
0.75 |
|
7/8
|
0.938 |
0.853 |
1.512 |
1.47 |
0.063 |
0.626 |
0.563 |
0.906 |
0.875 |
| 1 |
1.062 |
0.976 |
1.700 |
1.656 |
0.063 |
0.69 |
0.627 |
1.031 |
1 |
| Repair head |
|
5/16
|
0.312 |
0.299 |
0.556 |
0.531 |
0.020 |
0.232 |
0.212 |
0.325 |
0.313 |
|
3/8
|
0.375 |
0.36 |
0.659 |
0.624 |
0.025 |
0.272 |
0.247 |
0.387 |
0.375 |
|
7/16
|
0.438 |
0.421 |
0.779 |
0.734 |
0.030 |
0.324 |
0.294 |
0.450 |
0.438 |
|
1/2
|
0.5 |
0.483 |
0.898 |
0.843 |
0.035 |
0.375 |
0.34 |
0.515 |
0.5 |
| 9/16 |
0.592 |
0.544 |
0.1002 |
0.953 |
0.040 |
0.423 |
0.383 |
0.578 |
0.563 |
| 5/8 |
0.657 |
0.06 |
1.096 |
1.047 |
0.040 |
0.458 |
0.418 |
0.64 |
0.625 |
| 3/4 |
0.782 |
0.729 |
1.252 |
1.203 |
0.040 |
0.493 |
0.453 |
0.765 |
0.75 |
| 7/8 |
0.938 |
0.853 |
1.465 |
1.422 |
0.050 |
0.573 |
0.523 |
0.906 |
0.875 |
| 1 |
1.062 |
0.956 |
1.653 |
1.609 |
0.050 |
0.637 |
0.587 |
1.031 |
1 |
Standard ASME B18.9 TABLE 2
Parafusos de cabeça de lavoura (redondos, escareados, chave invertida)
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.9 table 2
|
| Publication date: 2007 |
|
d Thread size
|
E max |
E min |
A max
|
A min
|
F max |
S max |
S min
|
G min
|
G max |
| Regular head |
|
5/16
|
0.312 |
0.299 |
0592 |
0.578 |
0.025 |
0.233 |
0.208 |
0.185 |
0.2 |
|
3/8
|
0.375 |
0.36 |
0.661 |
0.64 |
0.031 |
0.239 |
0.209 |
0.187 |
0.202 |
|
7/16
|
0.438 |
0.421 |
0.766 |
0.749 |
0.036 |
0.282 |
0.246 |
0.227 |
0.242 |
|
1/2
|
0.5 |
0.483 |
0.892 |
0.859 |
0.042 |
0.328 |
0.286 |
0.267 |
0.282 |
|
9/16
|
0.592 |
0.544 |
1.021 |
0.984 |
0.045 |
0.383 |
0.388 |
0.321 |
0.336 |
|
5/8
|
0.657 |
0.06 |
1.121 |
1.078 |
0.050 |
0.414 |
0.364 |
0.348 |
0.363 |
|
3/4
|
0.782 |
0.729 |
1.277 |
1.234 |
0.050 |
0.440 |
0.390 |
0.375 |
0.390 |
| Repair head |
|
5/16
|
0.312 |
0.299 |
0.554 |
0.546 |
0.020 |
0.201 |
0.181 |
0.158 |
0.173 |
|
3/8
|
0.375 |
0.36 |
0.623 |
0.609 |
0.025 |
0.207 |
0.182 |
0.158 |
0.173 |
|
7/16
|
0.438 |
0.421 |
0.738 |
0.718 |
0.030 |
0.25 |
0.22 |
0.199 |
0.214 |
|
1/2
|
0.5 |
0.483 |
0.853 |
0.828 |
0.035 |
0.295 |
0.26 |
0.239 |
0.254 |
| 9/16 |
0.592 |
0.544 |
0.984 |
0.953 |
0.040 |
0.352 |
0.312 |
0.293 |
0.308 |
| 5/8 |
0.657 |
0.06 |
1.077 |
1.046 |
0.040 |
0.378 |
0.338 |
0.321 |
0.336 |
| 3/4 |
0.782 |
0.729 |
1.234 |
1.253 |
0.040 |
0.404 |
0.364 |
0.347 |
0.362 |
Standard ASME B18.9 TABLE 3
Parafusos de cabeça de lavoura de reparação (cabeça quadrada, cabeça escareada)
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.9 table 3
|
| Publication date: 2007 |
|
d Thread size
|
E max |
E min |
A max
|
A min
|
F max |
|
5/16
|
0.312 |
0.299 |
0.516 |
0.531 |
0.020 |
|
3/8
|
0.375 |
0.36 |
0.641 |
0.656 |
0.025 |
|
7/16
|
0.438 |
0.421 |
0.703 |
0.718 |
0.030 |
|
1/2
|
0.5 |
0.483 |
0.766 |
0.781 |
0.035 |
|
9/16
|
0.592 |
0.544 |
0.891 |
0.922 |
0.040 |
|
5/8
|
0.657 |
0.06 |
0.953 |
0.984 |
0.040 |
|
3/4
|
0.782 |
0.729 |
1.078 |
1.109 |
0.040 |
|
7/8
|
0.938 |
0.853 |
1.266 |
1.297 |
0.040 |
| 1 |
1.062 |
0.976 |
1.453 |
1.484 |
0.040 |
Standard ASME B18.9 TABLE 4
Parafusos de cabeça de lavoura de reparação (redondos, escareados, chaveta pesada)
|
Dimensions in inches (1 inch=25.4 mm) source ASME B18.9 table 4
|
| Publication date: 2007 |
|
d Thread size
|
E max |
E min |
A max
|
F max |
H max |
J max |
|
3/8
|
0.375 |
0.36 |
0.723 |
0.025 |
0.286 |
0156 |
|
7/16
|
0.438 |
0.421 |
0.785 |
0.030 |
0.339 |
0172 |
|
1/2
|
0.5 |
0.483 |
0.851 |
0.035 |
0.402 |
0188 |
Parafusos de lavoura, série em polegadas
Lista completa de fornecedores de Parafusos de lavoura, série em polegadas
Um chumbador é um tipo de fixador utilizado para fazer ligações mecânicas que requerem uma superfície lisa no local onde a cabeça do parafuso se projeta. Receberam este nome devido ao seu uso inicial no fabrico de arados. Hoje em dia, os chumbadores são utilizados em diversos tipos de equipamentos de construção pesados, como limpa-neves, niveladoras e máquinas de terraplenagem. Abaixo, listamos todos os tipos de chumbadores abrangidos pela norma ASME B18.9 de 2007 e reconhecidos como Norma Nacional Americana.
Italy|Distribuidor
Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.
The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.
Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.
Germany|Distribuidor
Distributor of inch sized fasteners, oil and gas fasteners and turned special screws
Thailand|Fabricante
Manufacturer of hex head screws, carriage bolts and socket cap screws
South Africa|Fabricante
Manufacturer of hexagon head bolts, plough bolts, CSK nibs bolts, cup square bolts and hexagon nuts
Taiwan|Fabricante
Manufacturer of cold forged fasteners for automotive.
Nominal Dia.: 1/4' (M6) - 1' (M24)
Lengths: 1/4' (12mm) - 12' (300mm)
Germany|Distribuidor
Distributor of aerospace fasteners
Turkey|Fabricante
Manufacturer of track bolts and plow bolts and nuts
Czech Republic|Fabricante
Manufacturer of round head bolts, plough bolts
Germany|Distribuidor
Distributor specialized in inch thread fasteners
China|Fabricante
Manufacturer of wheel track bolts, center bolts, U-bolts and screws for the automotive industry
Germany|Fabricante
Distributor of inch fasteners as per British and American standards
UK|Fabricante
Manufacturer of special cold and hot forged nuts and bolts: Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms
USA|Fabricante
Manufacturer of automotive fasteners and cold forged fasteners both in metric and inch sizes
Spain|Fabricante
Manufacturer of fasteenrs for agricultural sector, both metric and inch sizes.
Distributor of standard fasteners
USA|Distribuidor
Manufacturer of all types of fasteners ranging in size from 3/8” to 4-1/4” for railroad, waterworks and industrial sector
