2017 Good Quality Stainless Steel Welded Pipe - Duplex Seamless tube – Donghao Metal Group Detail:
As the duplex and super duplex stainless steel has both the advantages of ferritic stainless steel and the austenitic stainless steel, they are widely used to produce heat transferring tubing for petrochemical industry, sea water treatment…. in aggressive acidic, chloride containing environments. DMG supply duplex tubes with high quality.
Delivery Condition: Annealed & Pickled, Annealed & Pickled + Polished
Grades: S31803, S32205, S32750, S32550, S32760, Other grades can be offered on request.
Standards:
ASTM/ASME A/ SA789 Seamless and welded Ferritic /Austenitic Stainless Steel Tubing for General Service
ASTM/ASME A/SA790 Seamless and welded Ferritic /Austenitic Stainless steel pipe
Outside diameter range from 12-76.2mm
Wall thickness range from 0.71-12mm
Inspection & Test：
1. 100% PMI / Chemical analysis tests.
2.100% Dimension tests & 100% Visual examination
3. Tension test, flange test, hardness test, flattening test
4. 100% Eddy Test or Hydrostatic Test before bending and 100% Hydrostatic test after bending
5. Checking stress released heat treatment in bending area plus 300mm straight leg length after bending with agreement with clients.
Notes: all the tests and inspection need to provide with reports according to standard and test results.
Length: Random Length / Fixed Length
Product detail pictures:
Related Product Guide:
Well-run gear, qualified revenue workforce, and superior after-sales companies; We've been also a unified huge loved ones, anyone persist with the organization benefit "unification, determination, tolerance" for 2017 Good Quality Stainless Steel Welded Pipe - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Gabon , Hamburg , Doha , We pursue the management tenet of "Quality is superior, Service is supreme, Reputation is first", and will sincerely create and share success with all clients. We welcome you to contact us for more information and look forward to working with you.
By Adam
from Colombia
- 2016.12.19 11:10
The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
By Maria
from Slovakia
- 2016.04.28 15:45
