HUITON METAL ha establecido un amplio control de calidad por CWQC (Empresa de Control de Calidad ancha) de la inspección de entrada de material, todo el camino a través del proceso de producción, las pruebas de control de calidad de laboratorio, hasta el embalaje, el transporte y los servicios posventa. Nuestros productos y servicios satisfarán todas sus demandas.
| ITEM | CONDITION | STANDARD | RESUL T | |
| 1 | Erichsen Test | 6mm with Erichsen tester | Erichsen Test | 1E↑ |
| 2 | Impact Test | 80ln-lb | ASTM D2794 | No Crack and Peel |
| 3 | Bending Test | 180° bending | ASTM D4145 | Common4T↓ Hight Workability2T↓ |
| 4 | Pencil Hardness Test |
Pencil tip tests the urface hardness |
JIS K 5400 | H↑ |
| 5 | Salt Spray Test | Concentration: 0±5g/l, TEMP: 35±1 , 500Hr |
ASTM B117 | No Corrosion |
| 6 | Alkali Test | Dipped in 10%NaOH 5Hr | JIS K6744 | Discolor E<2.0 |
| 7 | Acid Test | Dipped in 10%H2SO4 5Hr | JIS K6744 | Discolor E<2.0 |
| 8 | Boiling Water Test | Dipped in the boiling water 2Hr |
JIS K6744 | Discolor E<2.0 |
| ITEM | CONDITION | STANDARD | RESUL T | |
| 1 | Gloss Tes | 60°gloss meter | ASTM D257 | No corrosion |
| 2 | Pencil Hardness | Tes Pencil tip tests the surface hardness |
JIS K 5400 | H↑ |
| 3 | Erichsen Tes | 6mm with Erichsen teste | ASTM D4145 | No Crack and Peel |
| 4 | Adhesion Tes | Draw a cross by test machine, tests whether the paint falls by tape |
JIS K 5400 | 100/100 |
| 5 | Impact Test | 80ln-lb | ASTM D2794 | No Crack and Peel |
| 6 | Bending Tes | 180° bending | ASTM D4145 | Common4T↓ Hight Workability2T↓ |
| 7 | Salt Spray Tes | Concentration: 50±5g l,TEMP: 35±1 , 500Hr |
ASTM B117 | No corrosion |
| 8 | Acid Tes | Dipped in 5%H2SO4 24Hr | JIS K 5400 | Discolor E<2.0 |
| 9 | Alkali Tes | Dipped in 5%NaOH 24Hr | JIS K 5400 | Discolor E<2.0 |
| 10 | Solvent Test | Rub with MEK on surface | － | Steel no bared |
| 11 | Boiling Water Test | Dipped in the boiling water for 2Hr |
JIS K 5400 | Discolor E<2.0 |
