KOYO INDUSTRIES CO.,LTD.
19/32"THRU 7 ACROSS HEX FLATS
Size are available
INCH Sizes 3/16~5inch
METRIC Sizes 6~50mm
please state standard such as BSW.UNF.METRIC.GAS
Pipe
HEXAGON DIES
Metric
SIZES
INCH
SIZES
Across Flats Thickness
B
WEIGHT
NTP
NPS
6mm 1/4-20NC
1/4-28NF
19/32
19/32
1/4
1/4
8g
BSPT
BSPS
78mm 5/16-18NC
5/16-24NF
11/16
11/16
5/16
5/16
12
1/8 9^10mm 3/8-16NC
3/8-24NF
25/32
25/32
3/8
3/8
16
11mm 7/16-14NC
7/16-20NF
7/8
7/8
7/16
7/16
25
1/4 12~13mm 1/2-13NC
1/2-20NF
1 1/16
1 1/16
1/2
1/2
50
14mm 9/16-12NC
9/16-18NF
1 1/16
1 1/16
1/2
1/2
55
3/8 15~16mm 5/8-11NC
5/8-18NF
1 1/4
1 1/4
5/8
5/8
75
11/16-11NS
11/16-16NS
1 7/16
1 7/16
11/16
11/16
100
1/2 17~20mm 3/4-10NC
3/4-16NF
1 7/16
1 7/16
3/4
3/4
115
21~23mm 7/8-9NC
7/8-14NF
1 5/8
1 5/8
7/8
7/8
125
3/4 24~26mm 1-8NC
1-12NF
1-14NS
1 13/16
1 13/16
1 13/16
1
1
1
200
27~30mm 1 1/8-7NC
1 1/8-12NF
2
2
1
1

280
1" 31~33mm 1 1/4-7NC
1 1/4-12NF
2 3/16
2 3/16
1
1
320
34~35mm 1 3/8-6NC
1 3/8-12NF
2 3/8
2 3/8
1
1
380
1 1/4 36~40mm 1 1/2-6NC
1 1/2-12NF
2 9/16
2 9/16
1
1
420
41~42mm NC&NF
1 5/8

3 1/8

1"

450
1 1/2 43~45mm 1 3/4 3 1/8 1" 540
46~48mm 1 7/8 3 1/8 1 1/4 690
1 3/4 50~52mm
53~57mm
2
2 1/4
3 1/2
3 1/2
1 1/4
1 1/4
740
1000
2" 58~60mm
63~65mm
2 3/8
2 1/2
4 1/2
4 1/2
1 1/2
1 1/2
1250
1500
65~68mm 2 5/8 4 1/2 1 5/8 2000
69~70mm 2 3/4 4 1/2 1 5/8 2000
70~72mm 2 7/8 5 1 3/4 2500
2 1/2 75~88mm 3~3 1/2 5 2 3000
3" 90~98mm 3 5/8~3 7/8 6 2 1/4~2 3/8 4000
100~112mm 4~4 1/2 7 2 3/8 5000
115~127mm 4 5/8~5 7 2 1/2 8800

COPYRIGHT(C) 2007, KOYO INDUSTRIES CO.,LTD.ALL RIGHTS RESERVED.
P.O.BOX: NO.79 MINAMI OSAKA JAPAN
OFFICE: NO.101 TOJUSO-KOKUMACHI BLDG.
2-2 KOKUMACHI 2CHOME, CHUO-KU, OSAKA, JAPAN
TEL:81-6-6941-9541 FAX: 81-6-6941-954