Saiz Ketua / Wrench Imperial & Metric Bolt

Piawai Imperial

Bolt Diameter Kepala dan Saiz Wrench
Hex Bolt
-
Lag Bolt
-
Bolt Square
Heavy Hex Bolt
#6 1 / 4 " -
#8 1 / 4 " -
#10 5 / 16 " -
#12 5 / 16 " -
1 / 4 " 7 / 16 "atau 3 / 8" -
5 / 16 " 1 / 2 " -
3 / 8 " 9 / 16 " -
7 / 16 " 5 / 8 " -
1 / 2 " 3 / 4 " 7 / 8 "
9 / 16 " 13 / 16 " -
5 / 8 " 15 / 16 " 1-1 / 16 "
3 / 4 " 1-1 / 8 " 1-1 / 4 "
7 / 8 " 1-5 / 16 " 1-7 / 16 "
1 " 1-1 / 2 " 1-5 / 8 "
1-1 / 8 " 1-11 / 16 " 1-3 / 4 "
1-1 / 4 " 1-7 / 8 " 2 "

Standard metrik

Bolt Diameter
(Mm)
Saiz Ketua / Wrench
(Mm)
ANSI / ISO DIN JIS DIN / ISO
Heavy Hex
4 7 7 7 -
5 8 8 8 -
6 10 10 10 -
7 - 11 - -
8 13 13 12 -
10 16 17 14 -
12 18 19 17 22 / 21 *
14 21 22 19 -
16 24 24 22 27
18 - 27 - -
20 30 30 - 34 / 32 *
ANSI - Institut Piawaian Kebangsaan Amerika
ISO - Organisasi Antarabangsa untuk Standardisasi
DIN - Institut Jerman untuk Normung
JIS - Standard Perindustrian Jepun
* Menunjukkan piawaian ISO.