| Welded stainless steel pipe |
| |
|
Specification of welded stainless steel pipe (mm) |
|
|
0.5/0.6 |
0.8 |
1.0/0.9 |
1.2 |
1.5 |
1.8/1.65 |
2 |
2.5 |
3 |
4 |
|
8/9.5/10/12/12.7/14 |
 |
|
15/16/18/19/20 |
 |
|
21.3/22/25/25.4/28 |
 |
|
32/33.4/33.7/35/38/42/48.3 |
 |
|
50/50.8/54/56/57/60.3/63 |
 |
|
76.1/88.9/101.6/108 |
 |
|
127/133/139.7/140/159 |
 | |
|
 |
·Special products can also be produced upon agreement.
·As widly used of 4 series products,we can produce 439 and 444 series already. |
|
执行标准 |
执行国外标准（部分） |
理论重量 |
|
GB/T 12770-2002
GB/T 12771-2000
GB-151-99
HG 20537.2-1992
HG 20537.3-1992
HG 20537.4-1992 |
ASTM A312/A312M
ASTM SA249/SA269M
ASTM A269/A269M
ASTM A688/A688M
JIS G 3463 JIS G 3468
DIN 17455 DIN 17457 |
Cr-Ni奥氏体不锈钢管 W=0.02491 s(D-s)
Cr-Ni-Mo 奥氏体不锈钢管 W=0.02507 s(D-s)
式中：W=每米理论重量(kg/m)
s=壁厚(mm) D=外径(mm) | |
| Heat exchange area and weight at unit of corrugated pipi |
| outside diameter(mm) |
| thickness(mm) | |
19 |
25 |
32 |
| kg/m2 |
kg/m |
kg/m2 |
kg/m |
kg/m2 |
kg/m |
| 0.6 |
4.41 |
0.30 |
4.07 |
0.40 |
3.89 |
0.51 |
| 0.7 |
5.13 |
0.35 |
4.73 |
0.46 |
4.49 |
0.60 |
| 0.8 |
5.89 |
0.40 |
5.42 |
0.53 |
5.25 |
0.68 |
| 0.9 |
6.58 |
0.45 |
6.03 |
0.59 |
5.86 |
0.77 |
| 1.0 |
|
|
6.09 |
0.66 |
6.51 |
0.85 |
| m2/m |
0.07~0.08
|
0.10~0.11
|
0.13~0.14
|  |
