| Specification |
Commentary |
Grade |
Types |
UNS No. & Material |
| A 179 |
Seamless Cold Drawn Low-C Steel Heat Exchanger and Condenser Tubes |
¡¡ |
Seamless |
K01200 / C. S |
| A 192 |
Seamless C-Steel Boiler Tubes
for High Pressure Service |
¡¡ |
Seamless |
K01201 / C. S |
| A 214 |
Electric Resistance Welded
Heat Exchanger and Condenser Tubes |
¡¡ |
Welded |
K01807 / C. S |
| A 210 |
Seamless Alloy Steel Boiler and
Heat Exchanger and Superheater Tubes |
A-1 |
Seamless |
K02707 / C. S |
| A 334 |
Seamless and Welded C andAlloy Steel
Tubes for Low-Temperature Service |
1 |
Seamless & Welded |
K03008 / C. S |
| 3 |
Seamless & Welded |
K31918 / 3 ¨ö Ni |
| 6 |
Seamless & Welded |
K03006 |
| 8 |
Seamless & Welded |
K31340 |
| A 209 |
Seamless C-Mo Steel Boiler
and Superheater Tubes |
T1 |
Seamless |
K11522 / C - Mo |
| A 199 |
Seamless Cold Drawn Intermediate Alloy
Steel Heat Exchanger and Condenser Tubes |
T5 |
Seamless |
K41545 / 5 Cr - ¨ö Mo |
| T11 |
Seamless |
K11597 / 1 ¨ù Cr - ¨ö Mo |
| T22 |
Seamless |
K21590 / 2 ¨ù Cr - 1 Mo |
Material (Accroding to ASTM Standard)
