NS 334 seamless alloy pipe
Application
Seamless steel tubes for petrochemical industry.
|
C≤ |
Si≤ |
Mn≤ |
P≤ |
S≤ |
Cr≥ |
Ni≥ |
Mo≥ |
Cu≤ |
|
0.08 |
1 |
1 |
0.04 |
0.03 |
14.5-16.5 |
/ |
15.0-17.0 |
- |
|
Other |
Al≤ |
Ti≤ |
Fe≤ |
N≤ |
Co≤ |
Nb≤ |
W≤ |
V≤ |
|
- |
- |
4.0-7.0 |
- |
2.5 |
- |
3.00-4.50 |
0.35 |
|
Tensile strength |
Yield strength |
Elongation |
|
Rm N/mm2 |
RP0.2 N/mm2 |
A5 % |
|
690 |
310 |
40 |
In addition to ensuring the chemical composition and mechanical properties, hydraulic test shall be carried out one by one, low power inspection shall be carried out for steel pipes directly rolled with ingots, and intergranular corrosion test shall be carried out for stainless (heat-resistant) steel pipes.
Supply Ability: 2000 Tons Per Month Per Grade of petroleum industry
In Bundles And In Strong Wooden Box
7-14 days if in stock, 30-45 days to produce
30% depsoit, 70% L/C or B/L copy or 100% L/C at sight