Elosti – Bare cromate, tevi cromate, bare pentru sisteme hidraulice

Tabele Tehnice

Tabele tehnice

Tabele Tehnice uzuale

Presiuni maxim admise pentru tevi

PRESIUNI MAXIM ADMISE PENTRU TEVI

DEDIWTPresiune
50405630
50.3405.15645
52406727
55.3407.65872
55.3455.15587
60505525
60.350.84.75496
60.3250.84.76497
62506610
63.550.86.35630
65.3507.65738
65555485
69.8557.156.35573
705010900
70605450
70.35010.15910
70.3557.65686
70.3605.15462
72606525
73635432
75607.5630
75636504
75655420
76.263.56.35525
78637.5606
806010788
80638.5669
80705394
80.3657.65600
82.4706.2474
82.5569.856.35485
836310759
85707.5556
85755371
85.3755.15380
88.976.26.35450
907010700
90805350
90.4757.7537
92806411
95807.5497
1008010630
100857.5473
101.688.96.35394
102906371
105907.5450
1108015859
1109010573
110957.5430
1151007.5411
12010010525
1201057.5394
12510510504
12510012.5630
1251107.5378
13010015727
13011010485
1301157.5363
13511510467
1351207.5350
1401276.5293
14011015675
14012010450
1401257.5338
14510022.5978
14512012.5543
14512510434
1451307.5326
15012015630
15012512.5525
15013010420
1551407.5305
16013512.5492
16014010394
16514012.5477
1651507.5286
17014015556
17015010371
18015015525
18016010350
18516012.5426
18516510341
19016015497
19016512.5414
19017010332
20016020630
20017015473
20018010315
203177.812.6391
20518012.5384
21018015450
2102005150
22020010286
23020015411
24520022.5579

Formula de calcul:
p = (20 x S x T) / D
p = presiune maxima [bar] S = 70% din limita de curgere [N/mm2] T = grosimea peretelui [mm] D = diametru exterior [mm] DE = diametru exterior
DI = diametru interior
WT = grosimea peretelui

TOLERANTE UZUALE ISO

Cele mai uzuale tolerante ISO pentru bare si tevi din otel cromate

Toleranta ISOh6 g6 h7 f7 f8 
Diametru ext. Ø (mm)Sup .(µm)Inf. (µm)Sup. (µm)Inf. (µm)Sup. (µm)Inf. (µm)Sup. (µm)Inf. (µm)Sup. (µm)Inf. (µm)
3< Ø ≤ 60-8-4-120-12-10-22-1028
6< Ø ≤ 100-9-5-140-15-13-28-13-35
10< Ø ≤180-11-6-170-18-16-34-16-43
18< Ø ≤ 300-13-7-200-21-20-41-20-53
30< Ø ≤ 500-16-9-250-25-25-50-25-64
50< Ø ≤ 800-19-10-290-30-30-60-30-76
80< Ø ≤ 1200-22-12-340-35-36-71-36-90
120< Ø ≤ 1800-25-14-390-40-43-83-43-106
180< Ø ≤ 2500-29-15-440-46-50-96-50-122

Cele mai uzuale tolerante ISO pentru Diametre interioare prelucrate la Tevi

Toleranta ISOH8 H9 H10 
DI (mm)Inf. (µm)Sup. (µm)Inf. (µm)Sup. (µm)Inf. (µm)Sup. (µm)
18÷30033052084
30÷500390620100
51÷800460740120
81÷1200540870140
121÷18006301000160
181÷25007201150185
251÷31508101300210
316÷40008901400230
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