
UNS N08904 Cold Drawn Bright Annealed Tube 19.05 mm x 1.65 mm
MTSCO has been dedicated to producing bright annealed tubes since
2014 , owning complete producing technology and abundant managing
experience . And the raw material such as mother tube , round bar
we use is from Chinese biggest and well-known steel mill : Walsin ,
Yongxing etc . Also we have advanced NDT equipments for the tests
such as Eddy Current test , Ultrasonic test , Hydraulic test and so
on . Welcome you contact us in free !
Stainless steel seamless bright annealed tube’s final surface is
polished and bright annealed. And the polished grade is includes
180 # , 320 # , 400 # , 600 # , 800 # . According to standard very
strictly , tubes which produced by us always have correct OD and WT
tolerance. And they are very suitable for chromatography industry.
ASTM A312/A312M | EN10216-5 | |
Elements | N08904(wt%) | N08904 / 1.4539 (wt%) |
(C) Carbon, max | 0.02 | 0.02 |
(Mn) Manganese, max | 2 | 2 |
(P) Phosphorus, max | 0.04 | 0.03 |
(S) Sulfur, max | 0.03 | 0.01 |
(Si) Silicon, max | 1 | 0.07 |
(Ni) Nickel | 23.0 - 28.0 | 24.0 - 26.0 |
(Cr) Chromium | 19.0 - 23.0 | 19.0 - 21.0 |
(Mo) Molybdenum | 4.0 - 5.0 | 4.0 - 5.0 |
(Fe) Iron | Bal. | Bal. |
(Cu) Copper | 1.0 - 2.0 | 1.2 - 2.0 |
(N) Nitrogen | 0.1 | 0.15 |
Corrosion Test | If clients need will be conducted |
Chemical Analysis | Will be tested as per required quality standards |
Destructive / Mechanical Testing | Tensile / Hardness / Flattening |
Eddy Current Testing | Using digital flaw-mark testing System to do test and mark in surface homogeneities |
Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
Air Under Pressure Test | To check any evidence of air leakage |
Visual Inspection | After passivation, every single length of tubes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Where can be used ?
1 . General service industries ( petroleum , food , chemical ,
paper , fertilizer , fabric , aviation and nuclear
2 . Fluid , gas and oil transport
3 . Pressure and heat transmission
4 . Construction and ornament
5 . Boiler heat exchangers
6 . Decorative usage ( road lamp facilities , bridge handrail ,
expressway railing , bus stop , airport and gymnasium ) boiler ,
auto parts , medical equipment , building materials , food industry
Jiaxing MT stainless steel co.,ltd.
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Who we are?
MTSCO established in 2006, during many years’ development, now becomes a large and professional industrial piping system provider, serving customers from more than 100 countries and regions.