ASTM A270 Seamless Stainless Steel Tube-Welded Stainless Steel Tube

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The name :
ASTM A270 Seamless Stainless Steel Tube-Welded Stainless Steel Tube
Product Description
ASTM A270 Seamless Stainless Steel Tube-Welded Stainless Steel Tube with Austenitic and Ferritic/Austetnitic Stainless Steel for Sanitary Tubing

Applications: sanitary tubing in the dairy and food industry, and having special surface finishes

Size range: O.D.: 4.0-305mm W.T.:1-50mm L: according to customer requirement
Model : ASTM A270

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Instruction

ASTM A270 Seamless and Welded Austenitic and Ferritic/Austetnitic Stainless Steel Sanitary Tubing
Applications: sanitary tubing in the dairy and food industry, and having special surface finishes

Size range: O.D.: 4.0-305mm     W.T.:1-50mm      L: according to customer requirement

Chemical Requirement

Grade:	TP304	TP304L	…	TP316	TP316L	…	…	…
UNS	S30400	S30403	S31254	S31600	S31603	N08926	N08367	S31803
C, max	0.08	0.035	0.020	0.08	0.035	0.020	0.030	0.030
Mn, max	2.00	2.00	1.00	2.00	2.00	2.00	2.00	2.00
P, max	0.045	0.045	0.030	0.045	0.045	0.030	0.040	0.030
S, max	0.030	0.030	0.010	0.030	0.030	0.010	0.030	0.020
Si, max	1.00	1.00	0.80	1.00	1.00	0.50	1.00	1.00
Ni	8.0-11.0	8.0-12.0	17.5-18.5	10.0-14.0	10.015.0	24.026.0	23.525.5	4.5-6.5
Cr	18.020.0	18.020.0	19.520.5	16.018.0	16.018.0	19.021.0	20.022.0	22.023.0
Mo	…	…	6.0-6.5	2.003.00	2.003.00	6.0-7.0	6.0-7.0	3.0-3.5
Ni	…	…	0.180.22	…	…	0.150.25	0.180.25	0.140.20
Copper	…	…	0.501.00	…	…	0.50-1.5	0.75 max	…

Grade:	…	…	2003
UNS	S32205	S32750	S32003
C, max	0.030	0.030	0.030
Mn, max	2.00	1.20	2.00
P, max	0.030	0.035	0.030
S, max	0.020	0.020	0.020
Si, max	1.00	0.80	1.00
Ni	4.5-6.5	6.0-8.0	3.0-4.0
Cr	22.0-23.0	24.0-26.0	19.5-22.5
Mo	3.0-3.5	3.0-5.0	1.5-2.0
Ni	0.14-0.20	0.24-0.32	0.14-0.20
Copper	…	0.50 max	…

Group	Size, Outside Diameter, in(mm)	Permissible Variations in Outside Diameter, in.[mm]Over Uder	Permissible Variations in WT, %	Permisible Variations in Cut Length, in[mm] OverUnder
1	1.000(25.4) and under	±0.005[0.13]	±15	1/8[3.2]	0
2	Over 1(25.4) to2(50.8)	±0.005[0.20]	±10	1/8[3.2]	0
3	Over 2 (50.8) to3(76.2)	±0.010[0.25]	±10	1/8[3.2]	0
4	Over 3(76.2) to4(101.6)	±0.015[0.38]	±10	1/8[3.2]	0
5	Over 3(101.6) to 5½(139.7) excl	±0.015[0.38]	±10	3/16[4.8]	0
6	5 ½(139.7) to 8(203.2) excl	±0.030[0.76]	±10	3/16[4.8]	0
7	8(203.2) to 12(304.8)	±0.050[1.27]	±10	3/16[4.8]	0

Grade	UNS	Tensile Strength min, ksi (Mpa)	Yield strength min ksi [Mpa]	Elongation in 2in or 50mm min %	Rockwell Hardness Number max
TP304	S30400	75(515)	30(205)	35	B90
TP304L	S30403	70(485)	25(170)	35	B90
TP316	S31600	75(515)	30(205)	35	B90
TP316L	S31603	70(485)	25(170)	35	B90
	S31803	90(620)	65(450)	25	C30.5
2205	S32205	95(655)	70(485)	25	C30.5
2507	S32750	116(800)	80(550)	15	C32
2003	S32003	90(620)	65(450)	25	C30

<table border="1" cellpadding="0" width="573">
<tr>
 <td width="49"> 
 Grade: </td>
 <td width="72">TP3 
 04</td>
 <td width="59">TP3 
 04L</td>
 <td width="59">…</td>
 <td width="59">TP3 
 16</td>
 <td width="59">TP3 
 16L</td>
 <td width="58">…</td>
 <td width="59">…</td>
 <td width="59">…</td>
</tr>
<tr>
 <td width="49">UNS</td>
 <td>S30 
 400</td>
 <td>S304 
 03</td>
 <td>S312 
 54</td>
 <td>S316 
 00</td>
 <td>S316 
 03</td>
 <td>N08 
 926</td>
 <td>N08 
 367</td>
 <td>S31 
 803</td>
</tr>
<tr>
 <td width="49">C, max</td>
 <td>0.08 </td>
 <td>0.03 
 5 </td>
 <td>0.0 
 20 </td>
 <td>0.08 </td>
 <td>0.0 
 35 </td>
 <td>0.0 
 20 </td>
 <td>0.0 
 30 </td>
 <td>0.0 
 30 </td>
</tr>
<tr>
 <td width="49">Mn, max</td>
 <td>2.00 </td>
 <td>2.00 </td>
 <td>1.00 </td>
 <td>2.00 </td>
 <td>2.00 </td>
 <td>2.00 </td>
 <td>2.00 </td>
 <td>2.00 </td>
</tr>
<tr>
 <td width="49">P, max</td>
 <td>0.045 </td>
 <td>0.045 </td>
 <td>0.030 </td>
 <td>0.045 </td>
 <td>0.045 </td>
 <td>0.030 </td>
 <td>0.040 </td>
 <td>0.030 </td>
</tr>
<tr>
 <td width="49">S, max</td>
 <td>0.030 </td>
 <td>0.030 </td>
 <td>0.010 </td>
 <td>0.030 </td>
 <td>0.030 </td>
 <td>0.010 </td>
 <td>0.030 </td>
 <td>0.020 </td>
</tr>
<tr>
 <td width="49">Si, max</td>
 <td>1.00 </td>
 <td>1.00 </td>
 <td>0.80 </td>
 <td>1.00 </td>
 <td>1.00 </td>
 <td>0.50 </td>
 <td>1.00 </td>
 <td>1.00 </td>
</tr>
<tr>
 <td width="49">Ni</td>
 <td>8.0-11.0</td>
 <td>8.0-12.0</td>
 <td>17.5-18.5</td>
 <td>10.0-14.0</td>
 <td>10.015.0</td>
 <td>24.026.0</td>
 <td>23.525.5</td>
 <td>4.5-6.5</td>
</tr>
<tr>
 <td width="49">Cr</td>
 <td>18.020.0</td>
 <td>18.020.0</td>
 <td>19.520.5</td>
 <td>16.018.0</td>
 <td>16.018.0</td>
 <td>19.021.0</td>
 <td>20.022.0</td>
 <td>22.023.0</td>
</tr>
<tr>
 <td width="49">Mo</td>
 <td>…</td>
 <td>…</td>
 <td>6.0-6.5</td>
 <td>2.003.00</td>
 <td>2.003.00</td>
 <td>6.0-7.0</td>
 <td>6.0-7.0</td>
 <td>3.0-3.5</td>
</tr>
<tr>
 <td width="49">Ni</td>
 <td>…</td>
 <td>…</td>
 <td>0.180.22</td>
 <td>…</td>
 <td>…</td>
 <td>0.150.25</td>
 <td>0.180.25</td>
 <td>0.140.20</td>
</tr>
<tr>
 <td width="49">Copper</td>
 <td>…</td>
 <td>…</td>
 <td>0.501.00</td>
 <td>…</td>
 <td>…</td>
 <td>0.50-1.5</td>
 <td>0.75 max</td>
 <td>…</td>
</tr>
</table>
 
<table border="1" cellpadding="0" width="573">
<tr>
 <td width="223">Grade:                  </td>
 <td width="92">… </td>
 <td width="96">… </td>
 <td width="142">2003 </td>
</tr>
<tr>
 <td width="223">UNS</td>
 <td>S32205</td>
 <td>S32750</td>
 <td>S32003</td>
</tr>
<tr>
 <td width="223">C, max</td>
 <td>0.030 </td>
 <td>0.030 </td>
 <td>0.030 </td>
</tr>
<tr>
 <td width="223">Mn, max</td>
 <td>2.00 </td>
 <td>1.20 </td>
 <td>2.00 </td>
</tr>
<tr>
 <td width="223">P, max</td>
 <td>0.030 </td>
 <td>0.035 </td>
 <td>0.030 </td>
</tr>
<tr>
 <td width="223">S, max</td>
 <td>0.020 </td>
 <td>0.020 </td>
 <td>0.020 </td>
</tr>
<tr>
 <td width="223">Si, max</td>
 <td>1.00 </td>
 <td>0.80 </td>
 <td>1.00 </td>
</tr>
<tr>
 <td width="223">Ni</td>
 <td>4.5-6.5</td>
 <td>6.0-8.0</td>
 <td>3.0-4.0</td>
</tr>
<tr>
 <td width="223">Cr</td>
 <td>22.0-23.0</td>
 <td>24.0-26.0</td>
 <td>19.5-22.5</td>
</tr>
<tr>
 <td width="223">Mo</td>
 <td>3.0-3.5</td>
 <td>3.0-5.0</td>
 <td>1.5-2.0</td>
</tr>
<tr>
 <td width="223">Ni</td>
 <td>0.14-0.20</td>
 <td>0.24-0.32</td>
 <td>0.14-0.20</td>
</tr>
<tr>
 <td width="223">Copper</td>
 <td>…</td>
 <td>0.50 max</td>
 <td>…</td>
</tr>
</table>
 
<table border="1" cellpadding="0" width="656">
<tr>
 <td width="40">Group </td>
 <td width="217">Size, Outside 
 Diameter,in(mm)</td>
 <td width="160">Permissible 
 Variationsn Outside 
 Diameter, in.[mm] 
 Over Uder</td>
 <td width="96">Permissible 
 Variations 
 in WT, %</td>
 <td colspan="2">Permisible 
 Variationsin  
 Cut Length, 
 in[mm]Over   Under</td>
</tr>
<tr>
 <td width="40">1</td>
 <td width="217">1.000(25.4)and under</td>
 <td width="160">±0.005[0.13]</td>
 <td width="96">±15</td>
 <td width="85">1/8[3.2]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">2</td>
 <td width="217">Over 1(25.4)to 2(50.8)</td>
 <td width="160">±0.005[0.20]</td>
 <td width="96">±10</td>
 <td width="85">1/8[3.2]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">3</td>
 <td width="217">Over 2 (50.8)to 3(76.2)</td>
 <td width="160">±0.010[0.25]</td>
 <td width="96">±10</td>
 <td width="85">1/8[3.2]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">4</td>
 <td width="217">Over 3(76.2)to 4(101.6)</td>
 <td width="160">±0.015[0.38]</td>
 <td width="96">±10</td>
 <td width="85">1/8[3.2]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">5</td>
 <td width="217">Over 3(101.6)to 5 ½(139.7) excl</td>
 <td width="160">±0.015[0.38]</td>
 <td width="96">±10</td>
 <td width="85">3/16[4.8]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">6</td>
 <td width="217">5 ½(139.7)to 8(203.2) excl</td>
 <td width="160">±0.030[0.76]</td>
 <td width="96">±10</td>
 <td width="85">3/16[4.8]</td>
 <td width="111">0</td>
</tr>
<tr>
 <td width="40">7</td>
 <td width="217">8(203.2) to 12(304.8)</td>
 <td width="160">±0.050[1.27]</td>
 <td width="96">±10</td>
 <td width="85">3/16[4.8]</td>
 <td width="111">0</td>
</tr>
</table>
 
<table border="1" cellpadding="0" width="524">
<tr>
 <td width="78">Grade  </td>
 <td width="76">UNS </td>
 <td width="79">Tensile 
 Strength 
 min, 
 ksi (Mpa)</td>
 <td width="75">Yield 
 strength  
 min ksi 
 [Mpa]</td>
 <td width="162" colspan="2"><

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