material:low carbon steel strip
main use:widely used in Air,conditioning,Evaporator,Compressor,Condenser etc
outer diameter:4.2mm
wall thickness:0.50mm
standard:GB/T24187-2009
1.materials: low carbon steel strip
2.main use: widely used in wire-tube condenser, evaporators, refrigeration, chiller, heaters, freezer etc
3.outer diameter:4.2mm
4.wall thickness: 0.5mm
5. standard: GB/T 24187-2009
6.certification:also passed ISO9001 quality attestation system and ISO14001 Certificate of Enviroment Management System
7.surface treatment: coating zn and hot galvanized
8. features:soft and easy to bend
9.tensile strength: more than 290 Mpa
10.yield strength:more than 180 Mpa
11.elongation:more than 25%
12. salt fog-resisting test time:also more than 72 hours
13.place of origin:changzhou city,jiangsu province,china
14. port of loading:shanghai, China
15. package:plastic cloth with coils, wooden boxes, iron pallets etc
16. delivery:as contract
17.payment terms:T/T,L/C etc
18. supply ability:30000 ton per year
19. brand:WUSHUN
Applications:
Zn coated steel tube mainly used in refrigerator, freezer ,condenser, evaporator etc,it is made by material low carbon steel strip.
Specifications:
specification |
dimensional tolerance |
Mechanical properties |
|||
Diameter tolerance |
Wall thickness tolerance |
tensile strength |
yield strength |
elongation |
|
ZN coated steel tube 4.2*0.5mm |
±0.08 |
±0.08 |
≥290Mpa |
≥180Mpa |
≥25% |
Galvanized pipe corrosion performance index
Product name |
Zinc coating thickness |
Salt spray test time |
White galvanized tube |
≥2μm |
≥24 hours |
≥4μm |
≥72 hours |
|
≥6μm |
≥84 hours |
|
Green Galvanized tube |
≥4μm |
≥96hours |
≥6μm |
≥108hours |
|
≥7μm |
≥120 hours |
Competitive Advantage:
We can produce zn coated steel tube according to customer's requirement,salt spray time from 24h to 120h,corrosion resistance is good .size is complete ,quality is best with competive price ,according to the national standard .