Seamless steel pipe for cryogenic pipelines
Spot specifications: 8-1240×1-200mm<1/8"-48"×SCH5S-SCH160, STD, XS, XXS>
Implementation standards: GB/T18984-2003, ASTM A333
Product material: 16MnDG low temperature tube, 10MnDG low temperature tube, 09DG low temperature tube, 09Mn2VDG low temperature tube, 06Ni3MoDG low temperature tube,
ASTM A333Gr1 low temperature tube, A333Gr3 low temperature tube, A333Gr4 low temperature tube, A333Gr6 low temperature tube, A333Gr7 low temperature tube, A333G8 low temperature tube, A333Gr9 low temperature tube,
A333Gr10 cryogenic tube, A333Gr11 cryogenic tube
Product application: Suitable for -45℃～-195℃ low-temperature pressure vessel pipes and seamless steel pipes for low-temperature heat exchanger pipes
Impact temperature:
| level | Minimum impact test temperature |
- |
|
℉ |
℃ |
- |
|
16MnDG |
-- |
-45 |
|
10MnDG |
-- |
-45 |
|
09DG |
-- |
-45 |
|
09Mn2VDG |
-- |
-70 |
|
06Ni3MoDG |
-- |
-100 |
|
A333 Gr1 |
-50 |
-45 |
|
A333 Gr3 |
-150 |
-100 |
|
A333 Gr4 |
-150 |
-100 |
|
A333 Gr6 |
-50 |
-45 |
|
A333 Gr7 |
-100 |
-75 |
|
A333 Gr8 |
-320 |
-195 |
|
A333 Gr9 |
-100 |
-75 |
|
A333 Gr10 |
-75 |
-60 |
|
A333 Gr11 |
-- |
-- |
Mechanical properties:
| standard |
|
tensile strength (MPa) |
Yield Strength (MPa) |
Elongation(%) |
- |
| portrait | Horizontal |
- |
- |
- |
- |
|
GB/T1898 -2003 |
16MnDG |
490-665 |
≥325 |
≥30 |
-- |
|
10MnDG |
≥400 |
≥240 |
≥35 |
-- |
- |
|
09DG |
≥385 |
≥210 |
≥35 |
-- |
- |
|
09Mn2VDG |
≥450 |
≥300 |
≥30 |
-- |
- |
|
06Ni3MoDG |
≥455 |
≥250 |
≥30 |
-- |
- |
|
ASTM A333 |
A333Gr1 |
≥380 |
≥205 |
≥35 |
≥25 |
|
A333Gr3 |
≥450 |
≥240 |
≥30 |
≥20 |
- |
|
A333Gr4 |
≥415 |
≥240 |
≥30 |
≥16.5 |
- |
|
A333Gr6 |
≥415 |
≥240 |
≥30 |
≥16.5 |
- |
|
A333Gr7 |
≥450 |
≥240 |
≥30 |
≥22 |
- |
|
A333Gr8 |
≥690 |
≥515 |
≥22 |
-- |
- |
|
A333Gr9 |
≥435 |
≥315 |
≥28 |
-- |
- |
|
A333Gr10 |
≥550 |
≥450 |
≥22 |
-- |
- |
|
A333Gr11 |
≥450 |
≥240 |
≥18 |
-- |
- |
