LINE PIPE
MANUFACTURE MATERIAL TOLERANCES
As per relevant standards.
DIMENSIONS
Seamless pipes are normally available in stock from
N.S. 1/4" to N.S. 30" according to API standards. Upon request any different
sizes of semless or welded (ERW or SAW) pipes can be supplied.
LENGTHS
Pipes available in stock are in single or double random lengths.
CERTIFICATION
Pipes are supplied with manufacturer's certiication.
| MECHANIAL PROPERTIES AND CHEMICAL ANALYSIS OR THE MOST USED STEEL GRADES |
| STEEL GRADE |
TENSILE REQUIREMENTS | CHEMICAL REQUIREMENTS |
| YS | UTS psi |
C % |
Mn % |
Si % |
P % |
S % |
Cr % |
Ni % |
Mo % |
Cu % |
V % |
||
| ASTM A 53-A ASME SA |
S-W | 30,000 | 48,000 | <0.25 = |
<0.95 = |
---- | <0.05 = |
<0.06 = |
<0.40 = |
<0.40 = |
<0.15 = |
<0.40 = |
<0.08 = |
| ASTM A 53-B ASME SA |
S-W* | 35,000 | 60,000 | <0.30 = |
<1.20 = |
---- | <0.05 = |
<0.06 = |
<0.40 = |
<0.40 = |
<0.15 = |
<0.40 = |
<0.08 = |
| API 5L-A | S-W | 30,000 | 48,000 | <0.22 = |
<0.90 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-B | S-W* | 35,000 | 60,000 | <0.27 = |
<1.15 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X42 | S-W | 42,000 | 60,000 | <0.29 = |
<1.25 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X46 | S-W | 46,000 | 63,000 | <0.31 = |
<1.35 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X52 | S-W | 52,000 | 66,000 | <0.31 = |
<1.35 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X56 | S-W | 56,000 | 71,000 | <0.26 = |
<1.35 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X60 | S-W | 60,000 | 75,000 | <0.26 = |
<1.35 = |
---- | <0.030 = |
<0.030 = |
---- | ---- | ---- | ---- | ---- |
| API 5L-X65 | W** | 65,000 | 77,000 | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- |
| API 5L-X70 | W** | 70,000 | 82,000 | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- |
* STEEL GRADES NORMALLY
AVAILABLE IN STOCK
S = SEAMLESS W = WELDED
** = AGREEMENT FOR SEAMLESS PIPES