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20 / 22 / 24SWG ASTM A269 TP321H welding stainless steel pipe , cold drawn welded tubes

Minimum Order Quantity : negotiable Price : 6000-12000USD/TON
Packaging Details : Iron Case / Plywood Case Delivery Time : 30 Days
Payment Terms : T / T ; L / C Supply Ability : 300 Tons / Month
Place of Origin: CHINA Brand Name: MTSCO
Certification: ISO 9001 & PED & AD2000 Model Number: MTSCOBAT40

Detail Information

Material: TP321H,TP304 Delivery Condition: Soft / Hard
Surface: Polished 180 # 320 # 400 # 600 # 800 # & Bright Annealed Technology: Cold Drawn
Inspection: 100% NDT: Eddy Current Or Hydraulic Test
High Light:

bright steel tube

,

annealed tubing

Product Description

20 / 22 / 24SWG ASTM A269 TP321H welding stainless steel pipe , cold drawn welded tubes

 
  
Stainless steel welding 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.

 

 

Chemical Composition :

 

Material ASTM A269 Chemical Composition % Max
C Mn P S Si Cr Ni Mo N B Nb Ti
TP304 0.08 2 0.045 0.03 1 18.0-20.0 8.0-11.0 ^ ^ ^. ^
TP304L 0.035 2 0.045 0.03 1 18.0-20.0 8.0-12.0 ^ ^ ^ ^
TP316 0.08 2 0.045 0.03 1 16.0-18.0 10.0-14.0 2.00-3.00 ^ ^ ^
TP316L 0.035 D 2 0.045 0.03 1 16.0-18.0 10.0-15.0 2.00-3.00 ^ ^ ^
TP321 0.08 2 0.045 0.03 1 17.0-19.0 9.0-12.0 ^ ^ ^ 5C -0.70
TP347 0.08 2 0.045 0.03 1 17.0-19.0 9.0-12.0     10C -1.10 ^

 

 

20 / 22 / 24SWG ASTM A269 TP321H welding stainless steel pipe , cold drawn welded tubes 0

 

Where can be stainless steel tube 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


   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 !

 

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

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