Page 164 - GRINNELL Mechanical Products Catalogue

pRESSuRE & DESiGN DATA
Global Pipe Size Designations
GRINNELL product data is utilised worldwide and all technical data is shown in both metric and imperial terms . The following chart shows a comparison between typical metric and IPS pipe sizes .
Nominal Size (DN)
Outside Diameter (OD)
mm (Metric)
Inches (Imperial)
mm (Specification Reference)
DIN mm
BS mm
ISO mm
JIS mm
ANSI
Inches
GB China mm
India
IS 1239
IS3589
15
20
25
32
40
50
65
80
90
100
127mm
125
152.4mm
150
175
203.2mm
DN 15
26.9mm
33.7mm
42.4mm
DN 40
DN15
DN 20
DN 25
DN 32
DN 40
DN15
DN 20
DN 25
DN 32
DN 40
21.7mm
27.2mm
34mm
42.7mm
48.6mm
1⁄2 3⁄4 1 1 1⁄4 1 1⁄2 2
DN15
DN 20
DN 25
DN 32
DN 40
DN15
DN 20
DN 25
DN 32
DN 40
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
DN 150
1⁄2 21.3mm 3⁄4 26.7mm 1 33.4mm 1-1⁄4 42.2mm 1-1⁄2 48.3mm 2 60.3mm 73.1mm
76.1mm 76.1mm 76.1mm 76.3mm – DN 80 DN 80 DN 80 DN 80 3 3-1⁄2 101.6mm – – – – –
– 127mm – – – – – 133mmChina – – – – – 5 139.7mm BS/ISO DN 125 139.7mm 139.7mm 139.8mm – 141.3mm – – – – 5 – 152.4mm – – – – – 159mmChina – – – – –
2-1⁄2
76.1mm BS/ISO
DN 50
– – – – 21⁄2 – –
DN 50
DN 50
60.5mm
DN 50
76.1mm ** 76.1mm
DN 80 DN 80
– –
108mm** –
DN 100 DN 100
– –
133mm** –
139.7mm 139.7mm
– –
– –
DN 50
3 88.9mm
108mm China 4 (& old DIN)
DIN133mm – – – – 114.3mm DN 100 DN 100 DN 101 DN 100 4
6 165.1mm JIS/BS 168.3mm
– 193.7mm – 203.2mm
–
DN 150
–
–
–
DN 200
–
–
DN 250
–
–
DN 300
DN 350
–
DN 400
–
DN 450
–
DN 500
–
–
–
DN 600
–
165.1mm
–
–
–
–
DN 200
–
–
DN 250
–
–
DN 300
DN 350
–
DN 400
–
DN 450
–
DN 500
–
–
–
DN 600
–
– 165.2mm – DN 150 – 6 – – – – – – – 216.3mm – DN 200 – 8 – – – – 267.4mm –
DN 250 – 10 – – –
159mm
–
DN 150
–
–
–
DN 200
–
–
DN 250
–
–
–
–
165.1mm
–
– 193.7mm
200 8
216.3mmJIS
–
–
DN 200
–
–
DN 250
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
DN 200
–
–
DN 250
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
219.1mm – 254mm
254mm
250 10
304.8mm – 304.8mm
267.4mmJIS
273mm
300 12
350 14
400 16
450 18
500 20
550 22
600 24
IMPoRTANT NoTE:
318.5mmJIS
323.9mm
355.6mm
377mm China
406.4mm
426mm China
457.2mm
480mm China
508mm
530mm China
558.8mm
580mm China
610mm
630mm China
–
DN 300
DN 350
–
DN 400
–
DN 450
–
DN 500
–
–
–
DN 600
–
318.5mm
–
DN 350
–
DN 400
–
DN 450
–
DN 500
–
DN 550
–
DN 600
–
– 12 14
DN 350 – 377mm 16 DN 400 – 426mm 18 DN 450 – 480mm 20 DN 500 – 530mm 22 559mm – 580mm 24 DN 600 – 630mm
164
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Nominal designations are used where the actual OD of the pipe matches the ANSI size . Otherwise both the nominal and actual OD are listed .
China sizes are listed as actual OD in mm . ** China sizes are tubing sizes .
Design Data