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: 350¡ÉÁ¤µµ ÀÌÇÏ¿¡¼­ ½Ã¿ëÇÏ´Â ¾Ð·Â¹è°ü¿¡ ¾²À̴ ź¼Ò°­°ü.

2) Á¦Á¶

: ÀÌÀ½¸Å ¾ø´Â °ü(Seamless) ¶Ç´Â ERW·Î Á¦Á¶µÇ¸ç

As Worked »óÅ·Π»ç¿ë Çϳª ³Ã°£ °¡°øÇÑ °üÀº Á¦Á¶ ÈÄ ÃæºÐÇÑ AnnealingÀ» »ç¿ëÇÑ´Ù.

µû¶ó¼­ ÁÖ¹®½Ã S(Seamless) ¶Ç´Â E(ERW)ÀÇ ±¸ºÐÀÌ ¿ä±¸µÇ¸ç º°µµ ¿ä±¸°¡ ¾øÀ¸¸é ´ë°³ ERW·Î Á¦Á¶µÈ´Ù.

3) ±â°èÀû Ư¼º

Á¾·ù È­ÇÐÁ¶¼º,% P No/Gr. No T.S N/mm©÷ Y.S N/mm©÷ À¯»çÀç·á
C Mn
SPPS38/STPG 370 ¡Â0.25 0.30~0.90 1/1 373 216 ASTM ; A
53-A,A
135-A
SPPS 42/STPG 410 ¡Â0.30 0.30~1.00 412 245 ASTM ; A
53-A,A
135-A

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1) Àû¿ë¹üÀ§

: 350¡ÉÁ¤µµ ÀÌÇÏ¿¡¼­ »ç¿ë ¾Ð·ÂÀÌ ³ôÀº ¹è°ü¿¡ »ç¿ëÇϴ ź¼Ò°­°ü.

2) ¿­Ã³¸®ÀÇ Á¾·ù

a. AW : As Worked

b. LA: Low Temperature Annealing

c. N: Normalizing

3) ±â°èÀû Ư¼º

Á¾·ù ¿­Ã³¸® P No/Gr. No T.S N/mm©÷ Y.S N/mm©÷ À¯»çÀç·á
S-H S-C
SPPH38/STS 370 AW. ´Ü ÇÊ¿ä½Ã LA ¶Ç´Â N °¡´É LA or N 1/1 373 216 DIN : 1629/4-St 35.4
SPPH 42/STS 410 412 245 DIN : 1629/4-St 45.4
SPPH 49/STS 480 LA or N 1/2 481 275 DIN : 1629/4-St 55.4

°í¾Ð¹è°ü¿ë ź¼Ò°­°ü

1) Àû¿ë¹üÀ§

: 350¡ÉÁ¤µµ ÀÌÇÏ¿¡¼­ »ç¿ë ¾Ð·ÂÀÌ ³ôÀº ¹è°ü¿¡ »ç¿ëÇϴ ź¼Ò°­°ü.

2) ¿­Ã³¸®ÀÇ Á¾·ù

a. AW : As Worked

b. LA: Low Temperature Annealing

c. N: Normalizing

3) ±â°èÀû Ư¼º

Á¾·ù ¿­Ã³¸® P No/Gr. No T.S N/mm©÷ Y.S N/mm©÷ À¯»çÀç·á
S-H S-C
SPPH38/STS 370 AW. ´Ü ÇÊ¿ä½Ã LA ¶Ç´Â N °¡´É LA or N 1/1 373 216 ASTM; A 106-A
SPPH 42/STS 410 412 245 ASTM; A 106-B
SPPH 49/STS 480 LA or N 1/2 481 275 ASTM; A 106-C

¾Ð·Â°í¿Â¹è°ü¿ë ź¼Ò°­°üÀÇ Ä¡¼ö,¹«°Ô

A B ¿Ü°æ SCH30 STD SCH40 XS SCH60 SCH80 SCH100 SCH120 SCH140 SCH160 XXS
6A


1/8"


10.3

 

1.7 1.73 2.4   2.4          
8A
1/4" 13.7

 

2.2 2.2 3   3          
10A
3/8"
17.1
  2.3 2.3 3.2   3.2          
15A 1/2" 21.3   2.8 2.8 3.7   3.7       4.7 7.5
20A 3/4" 26.7   2.9 2.9 3.9   3.9       5.5 7.8
25A 1" 33.4   3.4 3.4 4.5   4.5       6.4 9.1
32A 11/4" 42.2   3.6 3.6 4.9   4.9       6.4 9.7
40A 11/2" 48.3   3.7 3.7 5.1   5.1       7.1 10.2
50A 2" 60.3   3.9 3.9 5.5   5.5       8.7 11.1
65A 21/2" 73   5.2 5.2 7   7       9.5 14.
80A 3" 88.9   5.5 5.5 7.6   7.6       11.1 15.2
90A 31/2" 101.6   5.7 5.7 8.1   8.1       12.7  
100A 4" 114.3   6 6 8.6   8.6   11.1   13.5 17.1
125A 5" 141.3   6.6 6.6 9.5   9.5   12.7   15.9 19.1
150A 6" 168.3   7.1 7.1 11   11   14.3   18.3 22
200A 8" 219.1 7 8.2 8.2 12.7 10.3 12.7 15.1 18.3 20.6 23.1 22.2
250A 10" 273 7.8 9.3 9.3 12.7 12.7 15.1 18.3 21.4 25.4 28.6 25.4
300A 12" 323.8 8.4 9.5 10.3 12.7 14.3 17.5 21.4 25.4 28.6 33.3 25.4
350A 14" 355.6 8.7 9.5 11.1 12.7 15.1 19.1 23.8 27.8 31.8 35.7  
400A 16" 406.4 9.5 9.5 12.7 12.7 16.7 21.4 26.2 31 36.5 40.5  
450A 18" 457.2 11.1 9.5 14.3 12.7 19 23.8 29.4 34.9 39.7 45.2  
500A 20" 508 12.7 9.5 15.1 12.7 20.6 26.2 32.5 38.1 44.6 50  
550A 22" 558.8 12.7 9.5 15.9 12.7 22.2 28.6 34.9 41.3 47.6 54.0  
600A 24" 609.6 14.3 9.5 17.5 12.7 24.6 31 38.9 46 52.4 59.5  
650A 26" 660.4   9.5 18.9 12.7 26.4 34.0 41.6 49.1 56.6 64.2