| Location | category | value | |||||
| Executive standard | National standard | GB/T12754-2019 | |||||
| American Standard/European Standard | ASTM A792M | ||||||
| Cold rolled substrate | Width specification | Cold rolled substrate thickness | Including metallized layer, the thickness after painting | Label thickness | |||
| 1200mm | ≥0.41mm | ≥0.46mm | ≥0.45mm | ||||
| Size deviation | Width tolerance | Upper deviation +4mm | |||||
| Lower deviation 0 | |||||||
| thickness | Upper deviation +0.05mm | ||||||
| Lower deviation 0 | |||||||
| Yield Strength | >300MPA | ||||||
| tensile strength | 270-500MPA | ||||||
| elongation after break | More than 20% | ||||||
| Steel coil inner diameter | Standard: 508mm,Except for other agreements | ||||||
| metal coating | alloy composition | AlZnMg or galvanized AlMg | |||||
| Total Weight of Plating Both Sides (Outside/Inside) | 150g/ (75/75 or 85/65) | ||||||
| Neutral salt spray test | The surface of the board (without passivation, anti-fingerprint and other treatments on the surface) has a neutral salt spray test of more than or equal to 2500 hours, and there is no red rust on the surface. | ||||||
| When the salt spray test on the wound surface (end surface) is greater than or equal to 1200, there is no red rust on the surface. | |||||||
| PPGI paint | PE coating structure standard (μm) | Paint structure | 2/1 | outside | ≥25 | ||
| Inside | ≥7 | ||||||
| pencil hardness | Not less than HB | ||||||
| Specular Gloss of Topcoat | Glossiness of finish paint mirror surface: ≥40 degrees | ||||||
| T bend value | 2T | ||||||
| Impact energy | Not less than 9J | ||||||
| Neutral salt spray test | Greater than or equal to 1500h without bubbles | ||||||
| UVB-313 | greater than or equal to 700h | ||||||
| PPGI use environment | humidity | 20% to 90% | |||||
| temperature | Min -45°C, Max 43°C | ||||||
| unit ammonia | <30ppm | ||||||
| unit carbon dioxide | <7000ppm | ||||||
| unit oxygen | 21% | ||||||
| unit hydrogen sulfide | <5ppm | ||||||
Shandong Zhengde Metal Manufacturing Co., Ltd. is a production and sales company integrating hot-rolled steel coils, cold-rolled steel coils, galvanized steel coils, color-coated steel coils, section steel, steel pipes, steel wires, metal mesh, stainless steel, aluminum, copper and other metal products integrated large enterprises. Five production and sales bases have been formed in Binzhou, Liaocheng, Wuxi, Tianjin, Jinan and Tai'an, with more than 100 production lines, 4 nationally recognized laboratories, 2 technical engineering centers, and 5 enterprise technology centers. Products are exported to more than 50 countries and regions such as North America, South America, Europe, Africa, Oceania, Middle East, and Southeast Asia.
