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A312

A790 (duplex)

welded tube ASME B36.19 RO312

Stainless steel tubes round welded ASME / ASTM A312

welded tube ASME B36.19 ASTM-A312, ASTM-A999

Welded Pipes to ASTM / ASME A/SA312

for pressure purposes, of austenitic steel

Areas of application

for the construction of steam boiler and pressure tanks

under application of ASME Code Section II - Part A

Dimension range

10,3 to 1.219 mm

Comparison of materials (excerpt)

ASTM A312	DIN EN
TP 304 / TP 304L	1.4301 / 1.4307
TP 321	1.4541
TP 316 / TP 316L	1.4401 / 1.4404

Tolerance of ASTM A999

Outer diameter	permissible deviations	wall thickness
1/8" < 2"	+0,4 / -0,8 mm	-12,5%
> 1 1/2" < 5"	+0,8 / -0,8 mm	-12,5%
> 4" < 10"	+1,6 / -0,8 mm	-12,5%
> 8" < 20"	+2,4 / -0,8 mm	-12,5%
> 18" < 28"	+3,2 / -0,8 mm	-12,5%
> 26" < 32"	+4,0 / -0,8 mm	-12,5%

Wall thickness allocation

to ANSI B 36.19

DN	Ø	10S	40S	80S	160
1/2"	21,34	2,11	2,77	3,73	4,78
3/4"	26,67	2,11	2,87	3,91	5,56
1"	33,40	2,77	3,38	4,55	6,35
1 1/4"	42,16	2,77	3,56	4,85	6,35
1 1/2"	48,26	2,77	3,68	5,08	7,14
2"	60,32	2,77	3,91	5,54	8,74
2 1/2"	73,03	3,05	5,16	7,01	9,52
3"	88,90	3,05	5,49	7,62	11,13
3 1/2"	101,60	3,05	5,74	8,08
4"	114,30	3,05	6,02	8,56	13,49
5"	141,30	3,40	6,55	9,53	15,88
6"	168,29	3,40	7,11	10,97	18,26
8"	219,08	3,76	8,18	12,70	22,23
10"	273,08	4,19	9,27	12,70	28,58
12"	323,85	4,57	9,53	12,70	33,32
14"	355,60	4,78	-	-	-
16"	406,40	4,78	-	-	-
18"	457,20	4,78	-	-	-
20"	508,00	5,54	-	-	-
24"	609,60	6,35	-	-	-

DN = Pipe size

Ø = Nominal outer diameter

Schedule = Nominal wall thickness in mm, ANSI B 36.10 / B 36.19

ASTM-A312, ASTM-A999

<p><b>Welded Pipes to ASTM / ASME A/SA312</b></p><p><span class="tDescSmall">for pressure purposes, of austenitic steel</span></p><br><br><p><b>Areas of application</b></p><p><span class="tDescSmall">for the construction of steam boiler and pressure tanks</span></p><p><span class="tDescSmall">under application of ASME Code Section II - Part A</span></p><br><br><p><b>Dimension range</b></p><p><span class="tDescSmall">10,3 to 1.219 mm</span></p><br><br><p><b>Comparison of materials (excerpt)</b></p><table class="techDescTable"><thead><tr><th><b>ASTM A312</b></th><th><b>DIN EN</b></th></tr> </thead><tbody><tr class="Even"><td>TP 304 / TP 304L</td><td>1.4301 / 1.4307</td></tr><tr class="UnEven"><td>TP 321</td><td>1.4541</td></tr><tr class="Even"><td>TP 316 / TP 316L</td><td>1.4401 / 1.4404</td></tr></tbody></table><br><br><p><b>Tolerance of ASTM A999</b></p><table class="techDescTable"><thead><tr><th><b>Outer diameter</b></th><th><b>permissible deviations</b></th><th><b>wall thickness</b></th></tr> </thead><tbody><tr class="Even"><td>1/8" < 2"</td><td>+0,4 / -0,8 mm</td><td>-12,5%</td></tr><tr class="UnEven"><td>> 1 1/2" < 5"</td><td>+0,8 / -0,8 mm</td><td>-12,5%</td></tr><tr class="Even"><td>> 4" < 10"</td><td>+1,6 / -0,8 mm</td><td>-12,5%</td></tr><tr class="UnEven"><td>> 8" < 20"</td><td>+2,4 / -0,8 mm</td><td>-12,5%</td></tr><tr class="Even"><td>> 18" < 28"</td><td>+3,2 / -0,8 mm</td><td>-12,5%</td></tr><tr class="UnEven"><td>> 26" < 32"</td><td>+4,0 / -0,8 mm</td><td>-12,5%</td></tr></tbody></table><br><hr><br><br><p><b>Wall thickness allocation</b></p><p>to ANSI B 36.19</p><table class="techDescTable"><thead><tr><th><b>DN</b></th><th><b>Ø</b></th><th><b>10S</b></th><th><b>40S</b></th><th><b>80S</b></th><th><b>160</b></th></tr> </thead><tbody><tr class="Even"><td>1/2"</td><td>21,34</td><td>2,11</td><td>2,77</td><td>3,73</td><td>4,78</td></tr><tr class="UnEven"><td>3/4"</td><td>26,67</td><td>2,11</td><td>2,87</td><td>3,91</td><td>5,56</td></tr><tr class="Even"><td>1"</td><td>33,40</td><td>2,77</td><td>3,38</td><td>4,55</td><td>6,35</td></tr><tr class="UnEven"><td>1 1/4"</td><td>42,16</td><td>2,77</td><td>3,56</td><td>4,85</td><td>6,35</td></tr><tr class="Even"><td>1 1/2"</td><td>48,26</td><td>2,77</td><td>3,68</td><td>5,08</td><td>7,14</td></tr><tr class="UnEven"><td>2"</td><td>60,32</td><td>2,77</td><td>3,91</td><td>5,54</td><td>8,74</td></tr><tr class="Even"><td>2 1/2"</td><td>73,03</td><td>3,05</td><td>5,16</td><td>7,01</td><td>9,52</td></tr><tr class="UnEven"><td>3"</td><td>88,90</td><td>3,05</td><td>5,49</td><td>7,62</td><td>11,13</td></tr><tr class="Even"><td>3 1/2"</td><td>101,60</td><td>3,05</td><td>5,74</td><td>8,08</td><td><br></td></tr><tr class="UnEven"><td>4"</td><td>114,30</td><td>3,05</td><td>6,02</td><td>8,56</td><td>13,49</td></tr><tr class="Even"><td>5"</td><td>141,30</td><td>3,40</td><td>6,55</td><td>9,53</td><td>15,88</td></tr><tr class="UnEven"><td>6"</td><td>168,29</td><td>3,40</td><td>7,11</td><td>10,97</td><td>18,26</td></tr><tr class="Even"><td>8"</td><td>219,08</td><td>3,76</td><td>8,18</td><td>12,70</td><td>22,23</td></tr><tr class="UnEven"><td>10"</td><td>273,08</td><td>4,19</td><td>9,27</td><td>12,70</td><td>28,58</td></tr><tr class="Even"><td>12"</td><td>323,85</td><td>4,57</td><td>9,53</td><td>12,70</td><td>33,32</td></tr><tr class="UnEven"><td>14"</td><td>355,60</td><td>4,78</td><td>-</td><td>-</td><td>-</td></tr><tr class="Even"><td>16"</td><td>406,40</td><td>4,78</td><td>-</td><td>-</td><td>-</td></tr><tr class="UnEven"><td>18"</td><td>457,20</td><td>4,78</td><td>-</td><td>-</td><td>-</td></tr><tr class="Even"><td>20"</td><td>508,00</td><td>5,54</td><td>-</td><td>-</td><td>-</td></tr><tr class="UnEven"><td>24"</td><td>609,60</td><td>6,35</td><td>-</td><td>-</td><td>-</td></tr></tbody></table><p><span class="tDescSmall"> DN = Pipe size </span></p><p><span class="tDescSmall"> Ø = Nominal outer diameter </span></p><p><span class="tDescSmall"> Schedule = Nominal wall thickness in mm, ANSI B 36.10 / B 36.19</span></p>

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...

ASME / ASTM

A312

Stainless steel tubes round welded ASME / ASTM A312

welded tube ASME B36.19 RO312

Product specification

welded tube ASME B36.19

ASTM-A312, ASTM-A999

Welded Pipes to ASTM / ASME A/SA312

for pressure purposes, of austenitic steel

Areas of application

for the construction of steam boiler and pressure tanks

under application of ASME Code Section II - Part A

Dimension range

10,3 to 1.219 mm

Comparison of materials (excerpt)

ASTM A312	DIN EN
TP 304 / TP 304L	1.4301 / 1.4307
TP 321	1.4541
TP 316 / TP 316L	1.4401 / 1.4404

Tolerance of ASTM A999

Outer diameter	permissible deviations	wall thickness
1/8" < 2"	+0,4 / -0,8 mm	-12,5%
> 1 1/2" < 5"	+0,8 / -0,8 mm	-12,5%
> 4" < 10"	+1,6 / -0,8 mm	-12,5%
> 8" < 20"	+2,4 / -0,8 mm	-12,5%
> 18" < 28"	+3,2 / -0,8 mm	-12,5%
> 26" < 32"	+4,0 / -0,8 mm	-12,5%

Wall thickness allocation

to ANSI B 36.19

DN	Ø	10S	40S	80S	160
1/2"	21,34	2,11	2,77	3,73	4,78
3/4"	26,67	2,11	2,87	3,91	5,56
1"	33,40	2,77	3,38	4,55	6,35
1 1/4"	42,16	2,77	3,56	4,85	6,35
1 1/2"	48,26	2,77	3,68	5,08	7,14
2"	60,32	2,77	3,91	5,54	8,74
2 1/2"	73,03	3,05	5,16	7,01	9,52
3"	88,90	3,05	5,49	7,62	11,13
3 1/2"	101,60	3,05	5,74	8,08
4"	114,30	3,05	6,02	8,56	13,49
5"	141,30	3,40	6,55	9,53	15,88
6"	168,29	3,40	7,11	10,97	18,26
8"	219,08	3,76	8,18	12,70	22,23
10"	273,08	4,19	9,27	12,70	28,58
12"	323,85	4,57	9,53	12,70	33,32
14"	355,60	4,78	-	-	-
16"	406,40	4,78	-	-	-
18"	457,20	4,78	-	-	-
20"	508,00	5,54	-	-	-
24"	609,60	6,35	-	-	-

DN = Pipe size

Ø = Nominal outer diameter

Schedule = Nominal wall thickness in mm, ANSI B 36.10 / B 36.19

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