牌 号 steel brand | The thinkness厚 度 mm | 用 途Application |
SGHC | ≥1.6~6.0 | 一般用 normally |
SGH340 | 结构用structural application | |
SGH400 | ||
SGH440 | ||
SGH490 | ||
SGH540 | ||
牌 号 steel brand | thincknees厚 度 mm | 用 途Application |
SGCC | ≥0.25~3.2 | 一般用normally |
SGCH | ≥0.11~1.0 | 一般硬质用 hard material use |
SGCD1 | ≥0.40~2.3 | Deep Drawn Steel Strip one type深冲用1类 |
SGCD2 | 深冲用2类Deep Drawn Steel Strip 2type | |
SGCD3 | ≥0.60~2.3 | 干电池手机深冲用3类Deep Drawn Steel Strip 3 type |
SGC340 | ≥0.25~3.2 | 结构用structural application |
SGC400 | ||
SGC440 | ||
SGC490 | ||
SGC570 | ≥0.25~2.0 | |
镀层表面加工种类 | 代 号 | 备 注 |
普通镀花 | R | 锌的结晶在正常的凝结过程中生成,带有锌花 |
小镀花 | Z | 尽可能的使锌花细小 |
镀层类别 zince type | 两面镀层镀 锌量表示代号 | 两面3点法平均镀锌量(get 3 points from two surface and then get The average zinc weight of two surface | 两面1点(one point) 最小镀锌量 Get one point of two surface, and then get the minimum zinc weight of two surface |
非合金化 non-alloy steel trip | (Z06)(1) | (60)(1) | (51)(1) |
Z08 | 80 | 68 | |
Z10 | 100 | 85 | |
Z12 | 120 | 102 | |
Z18 | 180 | 153 | |
Z20 | 对接焊缝200 | 170 | |
Z22 | 220 | 187 | |
Z25 | 250 | 213 | |
Z27 | 275 | 234 | |
Z35 | 350 | 298 | |
Z45 | 450 | 383 | |
Z60 | 600 | 510 | |
合金化alloy steel trip | (F04)(1) | (40)(1) | (34)(1) |
F06 | 60 | 51 | |
F08 | 80 | 68 | |
F10 | 100 | 85 | |
F12 | 120 | 102 | |
(F18)(1) | (180)(1) | (153)(1) | |
化学钝化处理的种类 | 代 号 |
普通铬酸处理 | C |
磷酸盐处理 | P |
不处理 | M |
涂油的种类 | 代 号 |
涂油 | O |
不涂油 | X |
代 号 | 弯曲试验 | 拉伸试验 |
SGHC | ○ | - |
SGH 340 | ○ | ○ |
SGH 400 | ○ | ○ |
SGH 440 | ○ | ○ |
SGH 490 | ○ | ○ |
SGH 540 | ○ | ○ |
SGCC | ○(2) | - |
SGCH | - | - |
SGCD1 | ○ | ○ |
SGCD2 | ○ | ○ |
SGCD3 | ○ | ○ |
SGC340 | ○ | ○ |
SGC400 | ○ | 操口红○ |
SGC440 | ○ | ○ |
SGC490 | ○ | 不良图片过滤○ |
SGC570 | - | ○ |
代号 | 弯曲角度 180゜ | |||||||||
标注厚度<1.6mm | 标注厚度≥1.6~3.0mm | 标注厚度≥3.0mm | ||||||||
镀锌量标示记号 | ||||||||||
热轧基板 | 冷轧基板 | ≤Z27 | Z35 | Z45, Z60 | ≤ Z27 | Z35 | Z45, Z60 | ≤ Z27 | Z35 | Z45, Z60 |
SGHC | SGCC | 1 | 1 | 2 | 1 | 2 | 2 | 2 | 2 | 2 |
- | SGCH | - | - | - | - | - | - | - | - | - |
- | SGCD1 | 1 | - | - | 1 | - | - | - | - | - |
- - | SGCD2 SGCD3 | 0 | - | - | 0 | - | - | - | - | - |
SGH340 | SGC340 | 1 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 3 |
SGH400 | SGC400 | 2 | 2 | 2 | 2 | 2 | 2 | 智能识别技术3 | 3 | 3 |
SGH440 SGH490 SGH540 | SGC440 SGC490 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
- | SGC570 | - | - | - | - | - | - | - | - | - |
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