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����꽦�젙諛� - 怨좎삩 怨좎븬 諛곌���슜 �깂�냼 媛뺢��
�븬�젰 諛곌���슜 �깂�냼 媛뺢�� (STKM) : KS D 3562 / JIS G 3454 1)
�쟻�슜踰붿쐞
: 350�꼦�젙�룄 �씠�븯�뿉�꽌 �떆�슜�븯�뒗 �븬�젰諛곌���뿉 �벐�씠�뒗 �깂�냼媛뺢��.
2)
�젣議�
: �씠�쓬留� �뾾�뒗 愿�(SEAMLESS) �삉�뒗 ERW濡� �젣議곕릺硫� AS WORKED �긽�깭濡�
�궗�슜
  �븯�굹 �깋媛� 媛�怨듯븳 愿���� �젣議� �썑 異⑸텇�븳 ANNEALING�쓣 �궗�슜�븳�떎. �뵲�씪�꽌 二쇰Ц�떆
  S(SEAMLESS) �삉�뒗
E(ERW)�쓽 援щ텇�씠 �슂援щ릺硫� 蹂꾨룄 �슂援ш�� �뾾�쑝硫� ���媛�
  ERW濡� �젣議곕맂�떎.
怨좎븬 諛곌���슜 �깂�냼 媛뺢�� (STKM) : KS D 3564 / JIS G 3455 1) �쟻�슜踰붿쐞: 350�꼦�젙�룄 �씠�븯�뿉�꽌 �궗�슜 �븬�젰�씠 �넂��� 諛곌���뿉 �궗�슜�븯�뒗 �깂�냼媛뺢��.
2) �뿴泥섎━�쓽
醫낅쪟
A. AW : AS WORKED
B. LA: LOW TEMPERATURE ANNEALING
C. N:
NORMALIZING
怨좎삩 諛곌���슜 �깂�냼 媛뺢�� (STKM) : KS D 3570 / JIS G 3456 1) �쟻�슜踰붿쐞: 350�꼦�젙�룄 �씠�븯�뿉�꽌 �궗�슜 �븬�젰�씠 �넂��� 諛곌���뿉 �궗�슜�븯�뒗 �깂�냼媛뺢��.
2) �젣議�:
湲덉냽�엯�옄媛�
嫄곗튌���(COARSE
GRAIN)KILLED媛뺤쓣
�궗�슜�븯�뿬
SEAMLESS �삉�뒗
ERW濡�
�젣議고븳�떎.
2)
�뿴泥섎━�쓽 醫낅쪟
A. AW : AS WORKED
B. LA: LOW TEMPERATURE ANNEALING
C. N: NORMALIZING
|
A
|
B
|
�쇅寃� |
SCH30
|
STD
|
SCH40 |
XS |
SCH60 |
SCH80 |
SCH100 |
SCH120 |
SCH140 |
SCH160 |
XXS |
|
6A |
|
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 |
|
|
1 
