上海的三雄群是中国。我们拥有20年的公司经验,专注于全管理团队的冷头优质钢丝,是一家基准公司。我们与汽车行业的许多一级供应商建立了良好的合作关系,所有线材均由品牌钢厂供应。所有的订单都是100%可追踪的。
COLD FORMING MATERIALS
S30C 冷镦用钢丝
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S30C 冷镦用钢丝
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Prepainted Aluminium Coil
Prepainted Aluminium Coil
Prepainted Aluminium Coil
1.化学成分(化学成分)
表2-化学成分,单位%
| 牌号 | C | Si | Mn | P | S | Ni | Cr a) | Cu | Ni+Cr b) |
| S10C | 0.08~0.13 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S12C | 0.10~0.15 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S15C | 0.13~0.18 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S17C | 0.15~0.20 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S20C | 0.18~0.23 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S22C | 0.20~0.25 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S25C | 0.22~0.28 | 0.15~0.35 | 0.30~0.60 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S28C | 0.25~0.31 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S30C | 0.27~0.33 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S33C | 0.30~0.36 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S35C | 0.32~0.38 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S38C | 0.35~0.41 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S40C | 0.37~0.43 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S43C | 0.40~0.46 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S45C | 0.42~0.48 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S48C | 0.45~0.51 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S50C | 0.47~0.53 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S53C | 0.50~0.56 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S55C | 0.52~0.58 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S58C | 0.55~0.61 | 0.15~0.35 | 0.60~0.90 | ≤0.030 | ≤0.035 | ≤0.20 | ≤0.20 | ≤0.30 | ≤0.35 |
| S09CK | 0.07~0.12 | 0.10~0.35 | 0.30~0.60 | ≤0.025 | ≤0.025 | ≤0.20 | ≤0.20 | ≤0.25 | ≤0.30 |
| S15CK | 0.13~0.18 | 0.15~0.35 | 0.30~0.60 | ≤0.025 | ≤0.025 | ≤0.20 | ≤0.20 | ≤0.25 | ≤0.30 |
| S20CK | 0.18~0.23 | 0.15~0.35 | 0.30~0.60 | ≤0.025 | ≤0.025 | ≤0.20 | ≤0.20 | ≤0.25 | ≤0.30 |
该表中没有规定的元素,除了完成熔钢的目的以外,不得有意识地加入。
注a)根据接收方之间的协议,也可以小于0.30%。
(b)根据接收方之间的协议,Ni+Cr的上限可为S09CK、S15CK和S20CK小于0.40%,而其他类型的Ni + Cr的上限可小于0.45%。
注a)根据接收方之间的协议,也可以小于0.30%。
(b)根据接收方之间的协议,Ni+Cr的上限可为S09CK、S15CK和S20CK小于0.40%,而其他类型的Ni + Cr的上限可小于0.45%。
2.线材的力学性能。
受渡当事人之间,有时会就机械性质的值达成协议。
3.尺寸的公差。
表8热轧线材尺寸允许差
| 直径 | 直径公差 | 偏径差 a) |
| <15 | ±0.3 | <0.4 |
| 15<d≤25 | ±0.4 | <0.5 |
| 25<d≤32 | ±0.5 | <0.6 |
| 32<d≤50 | ±0.6 | <0.7 |
直径大于50毫米的线材的尺寸允许差取决于交货方之间的协议。
注a)所谓偏径差,是指线材在同一截面中直径的最大值和最小值的差。
注a)所谓偏径差,是指线材在同一截面中直径的最大值和最小值的差。
1、 成卷
线材捆扎示例
2、 长条状
线材捆扎示例
3、 外销木箱包装
线材捆扎示例
4、 装柜照片
装柜照片
5、 产品防护细节
产品防护
5、 产品防护细节
产品防护
外包装示例
端面木板包装
缠绕包装
PP布袋套袋包装
线架包装



