ASME SA335 P5 Hot Rolled and Cold Drawn Seamless Pipes
Grade |
UNS |
C≤ |
Mn |
P≤ |
S≤ |
Si≤ |
Cr |
Mo |
P5 |
K41545 |
0.15 |
0.30~0.60 |
0.025 |
0.025 |
0.50 |
4.00~6.00 |
0.44~0.65 |
P5b |
K51545 |
0.15 |
0.30~0.60 |
0.025 |
0.025 |
1.00~2.00 |
4.00~6.00 |
0.44~0.65 |
P5c |
K41245 |
0.12 |
0.30~0.60 |
0.025 |
0.025 |
0.50 |
4.00~6.00 |
0.44~0.65 |
ASTM A450 |
Hot rolled |
Outside Diameter, mm |
Tolerance, % |
OD≤101.6, WT≤2.4 |
+40/-0 |
||
OD≤101.6, 2.4<WT≤3.8 |
+35/-0 |
||
OD≤101.6, 3.8<WT≤4.6 |
+33/-0 |
||
OD≤101.6, WT>4.6 |
+28/-0 |
||
OD>101.6, 2.4<WT≤3.8 |
+35/-0 |
||
OD>101.6, 3.8<WT≤4.6 |
+33/-0 |
||
OD>101.6, WT>4.6 |
+28/-0 |
||
Cold Drawn |
Outside Diameter, mm |
Tolerance, % |
|
OD≤38.1 |
+20/-0 |
||
OD>38.1 |
+22/-0 |
||
ASTM A530 |
NPS |
Outside Diameter, inch |
Tolerance, % |
1/8≤OD≤2-1/2 |
+20.0/-12.5 |
||
3≤OD≤18, WT/OD≤5% |
+22.5/-12.5 |
||
3≤OD≤18, WT/OD>5% |
+15.0/-12.5 |
||
OD≥20, WT/OD≤5% |
+22.5/-12.5 |
||
OD≥20, WT/OD>5% |
+15.0/-12.5 |