Tamaños y grados de la barra hueca
El programa de barras huecas de Sandvik incluye varios grados de acero inoxidable austenítico y acero inoxidable dúplex. Los tamaños estándar del diámetro exterior de la barra hueca van de 32 a 273 mm (de 1,26 a 10,75 pulg.). Ver el programa y las localizaciones de las existencias
| Grado Sandvik | UNS | ASTM | EN/W.NR. | C | Cr | Ni | Mo | Otros |
|---|---|---|---|---|---|---|---|---|
| Sanmac® 4305 | S30300 | 303 | 1.4305 | ≤0.035 | 17.5 | 9 | - | S |
| Sanmac® 304/304L | S30403/30400 | 304/304L | 1.4301/1.4307 | ≤0.030 | 18.5 | 9 | - | - |
| Sanmac® 316/316L | S31603/31600 | 316/316L | 1.4401/1.4404 | ≤0.030 | 16.5 | 11 | 2.1 | - |
| Sanmac® 4435 | S31603/31600 | 316/316L | 1.4436/1.4435 | ≤0.030 | 17.5 | 12.5 | 2.6 | - |
| Sanmac® 4571 | S31635 | (316Ti) | 1.4571 | 0.03 | 17 | 12.5 | 2.1 | Ti |
| Sanmac® 2205 | S32205/S31803 | - | 1.4462 | ≤0.030 | 22.5 | 5.5 | 3.2 | N |
| Sandvik SAF 2507®* | S32750 | - | 1.4410 | ≤0.030 | 25 | 7 | 4 | N |
* Póngase en contacto con nosotros si desea recibir más información sobre este grado.
Sizes
Tamaños (incluidos los tamaños de la pieza acabada)
La tabla muestra los tamaños estándar de Sandvik para una barra hueca, con los tamaños de la pieza acabada. Los valores reales del portatubos indicados son los valores garantizados para longitudes inferiores a 2,5 veces el diámetro exterior.
OD = diámetro exterior, ID = diámetro interior
| Tamaño | Valor real del portatubos para OD | Valor real del portatubos para ID | |||||||
|---|---|---|---|---|---|---|---|---|---|
| OD, mm | ID, mm | OD máx., mm | ID mín., mm | OD máx., pulg. | ID mín., pulg. | OD máx., mm | ID mín., mm | OD máx., pulg. | ID mín., pulg. |
|
32
|
20
|
31
|
21.9
|
1.220 | 0.862 |
30
|
21
|
1.185 | 0.827 |
|
32
|
16
|
31
|
18
|
1.220 | 0.709 |
30
|
17
|
1.181 | 0.669 |
|
36
|
25
|
35
|
26.9
|
1.378 | 1.059 |
34.1
|
26
|
1.343 | 1.024 |
|
36
|
20
|
35
|
22
|
1.378 | 0.866 |
34
|
21
|
1.339 | 0.827 |
|
36
|
16
|
35
|
18.1
|
1.378 | 0.713 |
33.9
|
17
|
1.335 | 0.669 |
|
40
|
28
|
39
|
29.9
|
1.535 | 1.177 |
38.1
|
29
|
1.500 | 1.142 |
|
40
|
25
|
39
|
27
|
1.535 | 1.063 |
38
|
26
|
1.496 | 1.024 |
|
40
|
20
|
39
|
22.1
|
1.535 | 0.870 |
37.9
|
21
|
1.492 | 0.827 |
|
45
|
32
|
44
|
33.9
|
1.732 | 1.335 |
43.1
|
33
|
1.697 | 1.299 |
|
45
|
28
|
44
|
30
|
1.732 | 1.181 |
43
|
29
|
1.693 | 1.142 |
|
45
|
20
|
44
|
22.2
|
1.732 | 0.874 |
42.8
|
21
|
1.685 | 0.827 |
|
50
|
36
|
49
|
38
|
1.929 | 1.496 |
48
|
37
|
1.890 | 1.457 |
|
50
|
32
|
49
|
34.1
|
1.929 | 1.343 |
47.9
|
33
|
1.886 | 1.299 |
|
50
|
25
|
49
|
27.2
|
1.929 | 1.071 |
47.8
|
26
|
1.882 | 1.024 |
|
56
|
40
|
55
|
42
|
2.165 | 1.654 |
54
|
41
|
2.126 | 1.614 |
|
56
|
36
|
55
|
38.1
|
2.165 | 1.500 |
53.9
|
37
|
2.122 | 1.457 |
|
56
|
28
|
55
|
30.3
|
2.165 | 1.193 |
53.7
|
29
|
2.114 | 1.142 |
|
63
|
50
|
62
|
51.9
|
2.441 | 2.043 |
61.1
|
51
|
2.406 | 2.008 |
|
63
|
45
|
62
|
47
|
2.441 | 1.850 |
61
|
46
|
2.402 | 1.811 |
|
63
|
40
|
62
|
42.2
|
2.441 | 1.661 |
60.8
|
41
|
2.394 | 1.614 |
|
63
|
36
|
62
|
38.3
|
2.441 | 1.508 |
60.7
|
37
|
2.390 | 1.457 |
|
63
|
32
|
62
|
34.4
|
2.441 | 1.354 |
60.6
|
33
|
2.386 | 1.299 |
|
71
|
56
|
69.9
|
58
|
2.752 | 2.283 |
68.9
|
57
|
2.713 | 2.244 |
|
71
|
45
|
69.9
|
47.3
|
2.752 | 1.862 |
68.6
|
46
|
2.701 | 1.811 |
|
71
|
40
|
69.9
|
42.4
|
2.752 | 1.669 |
68.5
|
41
|
2.697 | 1.614 |
|
71
|
36
|
69.9
|
38.5
|
2.752 | 1.516 |
68.4
|
37
|
2.693 | 1.457 |
|
75
|
60
|
73.8
|
62
|
2.906 | 2.441 |
72.8
|
61
|
2.866 | 2.402 |
|
75
|
50
|
73.8
|
52.2
|
2.906 | 2.055 |
72.6
|
51
|
2.858 | 2.008 |
|
75
|
40
|
73.8
|
42.5
|
2.906 | 1.673 |
72.3
|
41
|
2.846 | 1.614 |
|
80
|
63
|
78.8
|
65
|
3.102 | 2.559 |
77.8
|
64
|
3.063 | 2.520 |
|
80
|
50
|
78.8
|
52.4
|
3.102 | 2.053 |
77.4
|
51
|
3.047 | 2.008 |
|
80
|
45
|
78.8
|
47.5
|
3.102 | 1.870 |
77.3
|
46
|
3.043 | 1.811 |
|
80
|
40
|
78.8
|
42.6
|
3.102 | 1.677 |
77.2
|
41
|
3.039 | 1.614 |
|
85
|
67
|
83.7
|
69.1
|
3.295 | 2.720 |
82.6
|
68
|
3.252 | 2.677 |
|
85
|
55
|
83.7
|
57.4
|
3.295 | 2.260 |
82.3
|
56.0
|
3.240 | 2.205 |
|
85
|
45
|
83.7
|
47.6
|
3.295 | 1.874 |
82.1
|
46.0
|
3.232 | 1.811 |
|
90
|
71
|
88.6
|
73.1
|
3.488 | 2.878 |
87.6
|
72.1
|
3.449 | 2.839 |
|
90
|
63
|
88.6
|
65.3
|
3.488 | 2.571 |
87.3
|
64.0
|
3.437 | 2.520 |
|
90
|
56
|
88.6
|
58.5
|
3.488 | 2.303 |
87.1
|
57.0
|
3.429 | 2.244 |
|
90
|
50
|
88.6
|
52.6
|
3.488 | 2.071 |
87.0
|
51.0
|
3.425 | 2.008 |
|
95
|
75
|
93.5
|
77.3
|
3.681 | 3.041 |
92.4
|
76.2
|
3.641 | 2.997 |
|
95
|
67
|
93.5
|
69.3
|
3.681 | 2.728 |
92.2
|
68.0
|
3.630 | 2.677 |
|
95
|
50
|
93.5
|
52.7
|
3.681 | 2.075 |
91.8
|
51.0
|
3.614 | 2.008 |
|
100
|
80
|
98.5
|
82.3
|
3.878 | 3.240 |
97.4
|
81.2
|
3.835 | 3.197 |
|
100
|
71
|
98.5
|
73.4
|
3.878 | 2.890 |
97.2
|
72.1
|
3.827 | 2.839 |
|
100
|
63
|
98.5
|
65.5
|
3.878 | 2.579 |
97.0
|
64.0
|
3.819 | 2.520 |
|
100
|
56
|
98.5
|
58.7
|
3.878 | 2.311 |
96.8
|
57.0
|
3.811 | 2.244 |
|
106
|
80
|
104.4
|
82.5
|
4.110 | 3.248 |
103.1
|
81.2
|
4.059 | 3.197 |
|
106
|
71
|
104.4
|
73.5
|
4.110 | 2.894 |
103.0
|
72.1
|
4.055 | 2.839 |
|
106
|
63
|
104.4
|
65.7
|
4.110 | 2.587 |
102.7
|
64.0
|
4.043 | 2.520 |
|
106
|
56
|
104.4
|
58.9
|
4.110 | 2.319 |
102.5
|
57.0
|
4.035 | 2.244 |
|
112
|
90
|
110.3
|
92.5
|
4.343 | 3.642 |
109.2
|
91.4
|
4.299 | 3.598 |
|
112
|
80
|
110.3
|
82.6
|
4.343 | 3.252 |
108.9
|
81.2
|
4.287 | 3.197 |
|
112
|
71
|
110.3
|
73.7
|
4.343 | 2.902 |
108.7
|
72.1
|
4.280 | 2.839 |
|
112
|
63
|
110.3
|
65.8
|
4.343 | 2.591 |
108.5
|
64.0
|
4.272 | 2.520 |
|
118
|
90
|
116.2
|
92.7
|
4.575 | 3.650 |
114.9
|
91.4
|
4.524 | 3.598 |
|
118
|
80
|
116.2
|
82.8
|
4.575 | 3.260 |
114.6
|
81.2
|
4.512 | 3.197 |
|
118
|
71
|
116.2
|
73.8
|
4.575 | 2.906 |
114.5
|
72.1
|
4.508 | 2.839 |
|
118
|
63
|
116.2
|
66.0
|
4.575 | 2.598 |
114.2
|
64.0
|
4.496 | 2.520 |
|
125
|
100
|
123.1
|
102.7
|
4.846 | 4.043 |
121.9
|
101.5
|
4.799 | 3.996 |
|
125
|
90
|
123.1
|
92.8
|
4.846 | 3.654 |
121.7
|
91.4
|
4.791 | 3.598 |
|
125
|
80
|
123.1
|
82.9
|
4.846 | 3.264 |
121.4
|
81.2
|
4.780 | 3.197 |
|
125
|
71
|
123.1
|
74.0
|
4.846 | 2.913 |
121.3
|
72.1
|
4.772 | 2.839 |
|
132
|
106
|
130.0
|
108.8
|
5.118 | 4.283 |
128.8
|
107.6
|
5.071 | 4.236 |
|
132
|
90
|
130.0
|
93.0
|
5.118 | 3.661 |
128.4
|
91.4
|
5.055 | 3.598 |
|
132
|
80
|
130.0
|
83.1
|
5.118 | 3.272 |
128.1
|
81.2
|
5.043 | 3.197 |
|
132
|
71
|
130.0
|
74.2
|
5.118 | 2.921 |
121.2
|
72.1
|
5.035 | 2.839 |
|
140
|
112
|
137.9
|
115
|
5.429 | 4.528 |
136.6
|
113.7
|
5.378 | 4.476 |
|
140
|
100
|
137.9
|
103.1
|
5.429 | 4.059 |
136.3
|
101.5
|
5.366 | 3.996 |
|
140
|
90
|
137.9
|
93.2
|
5.429 | 3.669 |
136.1
|
91.4
|
5.358 | 3.598 |
|
140
|
80
|
137.9
|
83.3
|
5.429 | 3.280 |
135.8
|
81.2
|
5.346 | 3.197 |
|
150
|
125
|
147.7
|
128.1
|
5.815 | 5.043 |
146.5
|
126.9
|
5.768 | 4.996 |
|
150
|
106
|
147.7
|
109.3
|
5.815 | 4.303 |
146
|
107.6
|
5.748 | 4.236 |
|
150
|
95
|
147.7
|
98.4
|
5.815 | 3.874 |
145.7
|
96.4
|
5.736 | 3.795 |
|
150
|
80
|
147.7
|
83.6
|
5.815 | 3.291 |
145.3
|
81.2
|
5.720 | 3.197 |
|
160
|
132
|
157.6
|
135.3
|
6.205 | 5.327 |
156.3
|
134
|
6.154 | 5.276 |
|
160
|
122
|
157.6
|
125.4
|
6.205 | 4.937 |
156
|
123.8
|
6.142 | 4.874 |
|
160
|
112
|
157.6
|
115.5
|
6.205 | 4.547 |
155.8
|
113.7
|
6.134 | 4.476 |
|
160
|
90
|
157.6
|
94.0
|
6.205 | 3.701 |
155.2
|
91.4
|
6.110 | 3.598 |
|
170
|
140
|
167.4
|
143.5
|
6.591 | 5.650 |
166
|
142.1
|
6.535 | 5.594 |
|
170
|
130
|
167.4
|
133.6
|
6.591 | 5.260 |
165.8
|
132
|
6.528 | 5.197 |
|
170
|
128
|
167.4
|
131.6
|
6.591 | 5.181 |
165.7
|
130
|
6.524 | 5.118 |
|
170
|
118
|
167.4
|
121.7
|
6.591 | 4.791 |
165.5
|
119.8
|
6.516 | 4.717 |
|
170
|
106
|
167.4
|
109.8
|
6.591 | 4.323 |
165.2
|
107.6
|
6.504 | 4.236 |
|
170
|
100
|
167.4
|
103.9
|
6.591 | 4.091 |
165
|
101.5
|
6.496 | 3.996 |
|
180
|
150
|
177.3
|
153.6
|
6.980 | 6.047 |
176
|
152.3
|
6.929 | 5.996 |
|
180
|
140
|
177.3
|
143.7
|
6.980 | 5.657 |
175.7
|
142.1
|
6.917 | 5.594 |
|
180
|
125
|
177.3
|
128.9
|
6.980 | 5.075 |
175.3
|
126.9
|
6.902 | 4.996 |
|
180
|
100
|
177.3
|
104.1
|
6.980 | 4.098 |
174.7
|
101.5
|
6.878 | 3.996 |
|
190
|
160
|
187.1
|
163.8
|
7.366 | 6.449 |
185.7
|
162.4
|
7.311 | 6.394 |
|
190
|
150
|
187.1
|
153.9
|
7.366 | 6.059 |
185.5
|
152.3
|
7.303 | 5.996 |
|
190
|
132
|
187.1
|
136
|
7.366 | 5.354 |
185.1
|
134
|
7.287 | 5.276 |
|
200
|
170
|
197.0
|
173.9
|
7.756 | 6.846 |
195.6
|
172.6
|
7.701 | 6.795 |
|
200
|
160
|
197.0
|
164
|
7.756 | 6.457 |
195.4
|
162.4
|
7.693 | 6.394 |
|
200
|
150
|
197.0
|
154.1
|
7.756 | 6.067 |
195.2
|
152.3
|
7.685 | 5.996 |
|
200
|
140
|
197.0
|
144.2
|
7.756 | 5.677 |
194.9
|
142.1
|
7.673 | 5.594 |
|
212
|
170
|
208.8
|
174.2
|
8.220 | 6.858 |
207.2
|
172.6
|
8.157 | 6.795 |
|
212
|
150
|
208.8
|
154.4
|
8.220 | 6.079 |
206.6
|
152.3
|
8.133 | 5.997 |
|
212
|
130
|
208.8
|
134.6
|
8.220 | 5.299 |
206.2
|
132
|
8.118 | 5.197 |
|
224
|
180
|
220.6
|
184.4
|
8.685 | 7.260 |
218.9
|
182.7
|
8.618 | 7.193 |
|
224
|
140
|
220.6
|
144.8
|
8.685 | 5.701 |
217.9
|
142.1
|
8.579 | 5.594 |
|
236
|
190
|
232.4
|
194.6
|
9.150 | 7.661 |
230.7
|
192.9
|
9.083 | 7.594 |
|
236
|
150
|
232.4
|
155.0
|
9.150 | 6.102 |
229.7
|
152.3
|
9.043 | 5.996 |
|
250
|
200
|
246.2
|
204.9
|
9.693 | 8.067 |
244.3
|
203.0
|
9.618 | 7.992 |
| 275 | 200 | 268.9 | 205.4 | 10.587 | 8.087 | 266.5 | 203.0 | 10.492 | 7.992 |
Tolerances
Tolerancias de la barra hueca
La barra hueca de Sandvik se suministra con las tolerancias indicadas a continuación. Se pueden ofrecer otras tolerancias a petición.
Diámetro exterior (OD)
+2/-0 % pero mínimo +1/-0 mm (+0,04/-0 pulg.)
+/-1 % (OD 275 mm)
Diámetro interior (ID)
+0/-2 % pero mínimo +0/-1 mm (+0/-0,04 pulg.)
Rectitud
La desviación de rectitud máxima es de 1,5 mm por 1000 mm (0,059 pulg. por 3 pies).
Standards and testing
Normas y pruebas para las barras huecas
Los artículos en existencias estándar para las barras huecas de Sandvik se comprueban de la manera que figura a continuación.
Estado de certificación según EN 10204/3.1B.
| Normas y pruebas |
|---|
| PED 97/23/EC (prueba de fugas diferida al componente mecanizado) EN 10216-5 , EN 10294-2 Prueba de corrosión intergranular según EN ISO 3651-2A en estado de entrega NACE MR 0175*/ISO 15156 |
* No válido para Sanmac 4571.
| Normas y pruebas |
|---|
| PED 97/23/EC EN 10216-5 TC1 EN 10294-2, EN 10297-2 Norsok MDS 041*, ASTM A790 Prueba de corrosión según ASTM G-48 A NACE MR 0175/ISO 15156 |
* Válido para OD máx. de 220 mm
Los OD mayores de 220 mm no se someten a pruebas de fugas