Payment & Shipping Terms:
|Key Words:||Single Wall Bundy Tube||Material:||BHG1, SPCC, SPCD, SPCEN, ST14, ST15, ST16, DC04, DC05, DC06|
|Usage:||For Refrigerator||Coating:||Copper/Zinc/PVF/Military Green Zinc/GALFAN/Nylon|
SAE J526 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
|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)|
|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|
|Military Green Zinc||8μm||180h|
7. Packing: In coil, in wooden box with seaworthy packing
1) Fluid carrying system for automobiles
2) Fluid carrying system for refrigerators
3) Wire condenser for chillers, showcase
4) Vending machine, ice machine etc.
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
A: A professional steel pipes materials inventor, manufacturer and solution provider
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample but need pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us