分数制尺寸:
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分数制 ISO
28 x 1 1/2..............635 mm
27 x anything..........630 mm
26 x 1 (650C)..........571 mm
26 x 1 1/4...............597 mm
26 x 1 3/8 (S-6).......597 mm
26 x 1 3/8 (E.A.3)....590 mm
26 x 1 1/2 (650B).....584 mm
26 x 1 (650C)...........571 mm
26 x 1 1/2 (F.12)
26 x 1 3/4 (S-7)
24 x 1......................520 mm
24 x 1 1/8................520 mm or540 mm!
24 x 1 1/4................547 mm
24 x 1 3/8 (S-5)........547 mm
24 x 1 3/8 (E-5)........540 mm
20 x 1 1/8
20 x 1 1/4
20 x 1 3/8................451 mm
20 x 1 3/4................419 mm
v17 x 1 1/4...............369 mm
16 x 1 3/8.................349 mm
16 x 1 3/8.................337 mm
16 x 1 3/8.................335 mm
16 x 1 3/4.................317 mm
12 1/2 x anything.......203 mm
10 x 2 ......................152 mm
8 x 1 1/4 ..................137 mm
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传统上,分数制尺寸车圈都是直边(staight-sided)车圈上。高性能尺寸(571 mm /26x 1 & 630 mm /27")已经发展为了刀圈(hook-edged rims)。
十进制尺寸:
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十进制 ISO
26 x 1.00 through 2.3...559 mm
26 x 1.25 (rare)............599 mm
26 x 1.375...................599 mm
24 x 1.5-24 x 2.125......507 mm
22 x 1.75, 22 x 2.125...457 mm
20 x 1.5-20 x 2.125......406 mm
18 x 1.5 .....................355 mm
18 x 1.75-18 x 2.125....355 mm
16 x 1.75-16 x 2.125....305 mm
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法(国)制尺寸:
在法制体系中,第一个数字是标称直径,单位毫米。其后跟着的字母表示宽度:"A"代表窄,"D"代表宽。现在这个字母已不再与轮胎宽度有很大关系了,因为窄胎常常是为那些本应安装宽胎的车圈而做的。例如,700C最初是一个宽胎尺寸,但是现在已经有了非常窄的胎,其实际直径差不多是660mm。
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法制尺寸 ISO
700 C...........622 mm
700 D...........587 mm
650 A...........590 mm
650 B...........584 mm
650 C...........571 mm
600 A...........540 mm
550 A...........490 mm
500 A...........440 mm
450 A...........390 mm
400 A...........340 mm
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ISO 综合参考:
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ISO 传统标称
635 mm..28 x 1 1/2
630 mm..27 x anything
622 mm..700 C
599 mm..26 x 1.25, x 1.375
597 mm..26 x 1 1/4, 26 x 1 3/8 (S-6)
590 mm..26 x 1 3/8 (E.A.3), 650 A
587 mm..700 D
584 mm..650B, 26 x 1 1/2
571 mm..26 x 1, 26 x 1 1/2, 26 x 1 3/4, 650 C
559 mm..26 x 1.00- x 2.125
547 mm..24 x 1 1/4, 24 x 1 3/8 (S-5)
540 mm..24 x 1 1/8, 24 x 1 3/8 (E.5), 600 A
520 mm..24 x 1, 24 x 1 1/8
507 mm..24 x 1.5- x 2.125
490 mm..550 A
457 mm..22 x 1.75; x 2.125
451 mm..20 x 1 1/8; x 1 1/4; x 1 3/8
440 mm..500 A
419 mm..20 x 1 3/4
406 mm..20 x 1.5- x 2.125
390 mm..450 A
369 mm..17 x 1 1/4
355 mm..18 x 1.5- x 2.125
349 mm..16 x 1 3/8
340 mm..400 A
337 mm..16 x 1 3/8
317 mm..16 x 1 3/4
305 mm..16 x 1.75- x 2.125
203 mm..12 1/2 X anything.
152 mm..10 x 2
137 mm..8 x 1 1/4
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