CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD.
CHANGZHOU WUJIN SHUNDA PRECISE STEEL TUBE CO.,LTD. Special produce the Single wall steel tube,double wall steel tube,bundy tube,condenser,evaporator for refrigeration etc .
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Hot Galvanized Steel Tube , Zinc Coated Bundy Tubes 4mm X 0.5 mm
Galvanized Steel Tube
widely used: refrigeration industry, auto industry, air condition
outer diameter:4mm
wall thickness: 0.5mm
1.Materials: low carbon steel strip
2.Main use: widely used in wire-tube condenser, evaporators, refrigeration, chiller, heaters, freezer etc
3.outer diameter:4mm
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. place of origin: changzhou city, jiangsu province, China.
13.port of loading:shanghai,china
14. salt fog-resisting test time: also more than 72 hours
15. package: plastic cloth with coils, wooden boxes, iron pallets etc
16.payment terms :T/T,L/C etc
17. delivery: as contract
18. supply ability: 30000 ton per year
19. brand: WUSHUN
Applications:
Zn coated steel tube mainly used in refrigerator, freezer ,condenser, evaporator and compressor etc,it is made by material low carbon steel strip.
Specifications:
| Wall Thickness | 0.5 - 0.7 mm |
| Section Shape | Round |
| Outer Diameter | 4 - 8 mm |
| Place of Origin | Jiangsu, China (Mainland) |
| Secondary Or Not | Non-secondary |
| Application | refrigerator, freezer |
| Technique | Cold Drawn |
| Certification | ISO9001,ISO14001,SGS |
| Surface Treatment | Galvanized |
| Alloy Or Not | Non-alloy |
| tensile strength | more than 290 Mpa |
| yield strength | more than 180 Mpa |
| elongation | more than 25% |
| standard | GB/T 24187-2009 |
| salt spray test | 70~240h |
| Diameter tolerance | ±0.08 |
| Wall thickness tolerance | ±0.07 |
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:
The products have been export to Europe,America,the Middle of East,Africa and Southa-East of Aisa. Salt fog-
resisting test time from 72h to 1000h,corrosion resistance is great ,and also produce every specification by
customer's requirment
