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[China]
Trade Verify
Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact name:Richard SHEN
TORICH INTERNATIONAL LIMITED |
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Verified Suppliers
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1. Standard
SAEJ526 Welded low-carbon tubing
EN10305-6 Welded cold drawn tubes from hydraulic and pneumatic power systems
ASTM A254 Copper-brazed steel tubing
2. Steel Grade
BHG1,SPCC,SPCD, SPCEN, ST14, ST15, ST16,DC04, DC05, DC06
3. Heat Treatment
BK or NBK
4. Specification
| O D/ mm | 4 | 4.2 | 4.76 | 6 | 6.35 | 7.8 | 8 | 9.52 |
| W T | 0.5-1.0mm (0.5-0.7mm common WT) | |||||||
| Tolerance | ±0.05mm | |||||||
| Length | 180Kg/coil; 700-1000m/coil; per customer’s request | |||||||
5. Production Process
Tube welding– Cold drawing (reduce diameter)– Annealing in Protected Atmosphere— Cleaning-- Leakage detection– Zinc/Copper Plating– Keep pressure (Airtightness) – Packing
6. Surface Treatment
| Coating | Thickness | Salt spray test duration |
| Copper/WhiteZinc/Colour-Zinc | 8μm | 72h |
| PVF | 8μm+20μm | 1000-2000h |
| Military Green Zinc | 8μm | 180h |
| GALF | 8μm+20μm | 1000-2000h |
| Nylon | 8μm+40μm | 180h |
7. Packing: In coil, in wooden box with seaworthy packing
8. Application
1)Fluid carrying system for automobiles
2)Fluid carrying system for refrigerators
3) Wire condenser for chillers, showcase
4) Vending machine, ice machine etc.
