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Ritmo BASIC 355 V0 - Page 81

Ritmo BASIC 355 V0
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9. WELDING PARAMETERS
مﺎﺤﻠﻟا تﺎﻤﻠﻌﻣ
9./9
Bead height at the end of pre-heating
ﺔﻴﻧﺎﺜﻟا ﺔﻠﺣﺮﻤﻟا: ﻦﻴﺨﺴﺘﻟا
ﻦﻴﺨﺴﺘﻟا ﻂﻐﻀﻟ ﻰﺼﻗﻷا ﺪﺤﻟا
P
2
] =رﺎﺑ[
ﻦﻴﺨﺴﺘﻟا ﺖﻗو
PHASE 2: Heating
Maximum heating pressure
P
2
= [bar]
Heating time
0,015 × π
Overall thrust section [cm
2
] (see page 5)
P
1
= (D - s) × s × [bar]
P
1
7,5
s [mm]
Pipe/fitting
Height
A [mm]
up to 4,5 0,5
4,5 … 7 1,0
7 … 12 1,5
12 … 19 2,0
19 … 26 2,5
26 … 37 3,0
37 … 50 3,5
50 … 70 4,0
s [mm]
Pipe/fitting
t
2
[sec]
up to 4,5 up to 45
4,5 … 7 45 … 70
7 … 12 70 … 120
12 … 19 120 … 190
19 … 26 190 … 260
26 … 37 260 … 370
37 … 50 370 … 500
50 … 70 500 … 700
P
1
7,5
s ]ﻢﻠ[
ةرﻮﺳﺎﻤﻟا/ﺔﺒﻴآﺮﺘﻟا
t
2
]ﺔﻴﻧﺎﺛ[
ﺎﻣ ﻰﻟإ ﻞﺼﻳ4.5 ﻰﻟإ ﻞﺼﻳ ﺎﻣ45
4,5 745 70
7 1270 120
12 19120 190
19 26190 260
26 37260 370
37 50370 500

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