Specifications
refrigerator parts1.Good corrosion resistance
2.Excellent mechanical properties
3.Sturdy shape, pleasant to the eye when exp
1. APPLICATION:
2. TECHNICAL PARAMETER
Product specifications and mechanical Property of double-welded steel pipe
outer diameter (φ) | wall thickness tolerance(mm) | wall thickness(mm) | diameter tolerance (mm) | weight (g/m) | weight Zinc(g/m) | weight PVF (g/m) | resistance to pressure (Mpa) | length(m/ton) | |
4.75(3/16″) | +0.05 | 0.7 |
±0.12 common And ± 0.08 Higher
| 70 | 71 | 72 | 88 | 13889 | |
6 | ±0.05 | 91 | 92 | 93 | 70 | 10753 | |||
6.35(1/4″) | ±0.05 | 97 | 98 | 99 | 64 | 10101 | |||
8(5/16″) | ±0.05 | 125 | 127 | 128 | 51 | 7813 | |||
9.52(3/8″) | ±0.10 | 152 | 153 | 154 | 43 | 6494 | |||
10 | ±0.10 | 160 | 162 | 163 | 41 | 6135 | |||
12 | ±0.10 | 194 | 196 | 198 | 34 | 5051 | |||
8 | ±0.05 | 1 | 172 | 174 | 175 | 72 | 5714 | ||
10 | ±0.10 | 220 | 222 | 223 | 58 | 4484 | |||
12 | ±0.10 | 270 | 272 | 274 | 48 | 3650 | |||
15 | ±0.10 | 346 | 349 | 351 | 36 | 2849 | |||
Mechanical Property | Yield Strength 6s ≥180Mpa Elongation δ≥25% Tensile Strength 6s ≥290Mpa | ||||||||
Test item | Flaring Test / Bending Test / Flattening Test / Pressure Test / SalJt mist Test | ||||||||
Specification and performance of surface plated
Mark | Type | Typical Appearance | Aiti-corrosion time |
A | Copper tube | Bright or light blue | 6-8h |
B | White zinc tube | Rainbow and white | 24-36h |
C | Color zinc tube | Yellow rainbow | 72-96h |
D | Olive green tube | Olive green or bronze color | 96-144h |
E | Pvf tube(mainland) | Black | ≥1000h |
Pvf tube(abroad) | 3000-5000h |
3. PRODUCTION FLOW:
4. PACKING:
5. CERTIFICATION: