|
|
 |
|
PRODUCTION
|
Standard specification for seamless steel pipe for low-temperature
service made according to ASTM A333/A333M-99.
|
Steel grade: 6
|
Cold-worked
pipes
|
External diameter, mm
|
Wall thickness, mm
|
Length of pipes, m
|
| 21,3 |
2,77; 3,73;
4,78 |
Length
of pipes from 4,8 to 6,7 m by agreement with customer. |
| 26,7 |
2,87; 3,91;
5,56 |
| 33,4 |
3,38; 4,55;
6,35 |
| 42,2 |
3,56; 4,85;
6,35 |
| 48,3 |
3,68; 5,08;
7,14 |
| 60,3 |
3,91; 5,54;
8,74; 11,07 |
| 73 |
5,16; 7,01;
9,52 |
Notes:
| • |
Pipes are manufactured
only seamless with plain ends. |
| • |
Pipes surfaces are
pickled. |
| • |
Pipes are supplied
with weighing by packages. |
| • |
Pipes of other sizes
are manufactured by agreement with a customer. |
| • |
By agreement with
a customer pipes are covered with protective surface. |
Hot-worked
pipes
|
External diameter, mm
|
Wall thickness, mm
|
Length of pipes, m
|
| 88,9 |
5,49 -11,13 |
4-6,71 m, other
sizes -by agreement with customer. |
| 101,6 |
5,74; 8,08 |
| 114,3 |
5,56 -17,12 |
| 141,3 |
6,55 -15,88 |
| 168,3 |
7,11; 10,97 |
Notes:
| • |
Non-destructive
electric control instead of hydro-testing ( including
letters NDE in marking). |
| • |
Ultrasinic testing
for detection longitudial and transversal defects. |
|
| ©2005, Kalpana
Intervest inc. All rights reserved. |
|
|
|
|
|
