El acero redondo se refiere al acero de núcleo largo con sección circular.Sus especificaciones se expresan en diámetro en milímetros (MM).Por ejemplo, 50 mm significa acero redondo de 50 mm de diámetro.Nombre chino acero redondo .
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Características del acero estructural de baja aleación
编号 NO: | 近似钢号 | 用途 | Application | ||||
中国GB | 美国AISI | 德国DIN | 日本JIS | 外企 Foreign Enterprise | |||
1 | 4Cr5MoSiV1 | H13 | 1.2344 | SKD61 | ASSAB 8407 | 铝压铸、挤压模、薄壁塑胶模 | For aluminum die casting,pressing mold.pladtic thin wall mold |
2 | 4Cr5MoSiV | H11 | 1.2343 | SKD6 | 铝压铸、挤压模、薄壁塑胶模 | For aluminum die casting,pressing mold,pladtic thin wall mold | |
3 | *4Cr5Mo2SiV | H13 Modify | 1.2367 | 铝、镁、钛压模、挤压模,性能明显优于H13 | For aluminum,agmesoi,titanium press mold,press-ing mold, pressing mold | ||
4 | *3Cr3Mo3V | H10 Modify | 1.2365 | SKD7 | 热稳定性高,铜挤压模 | For Cu press mold,better heating staability | |
5 | 3Cr2W8V | H21 | 1.2581 | SKD5 | 热稳定性高,冷热交变较缓的热作工具及锻模 | For hotwork tool and forging mold,good heating stability | |
6 | 4Cr5MoV1Si | H13 Modify | 1.2344 | ASSAB 8407 | 锤锻模块用钢,耐磨好 | For forging mold,good wear-resistin | |
7 | 5CrNiMo | L6 | 1.2713 | SKT4 | 大中型锤模块用钢 |
For mid-large size of forging mold |
编号 NO: | 热作模具钢化学成份(% ) Chemical composition |
退火状态 硬度≤ Annealed Hardness |
热处理温度(℃) Heal treatment temp |
回火硬度 HRC Secondary hardness | |||||||||||
C | Si | Mn | P≤ | S≤ | Cr | W | Mo | V |
淬火 Hardening |
回火 Tempering | |||||
1 | 0.39 | 1.10 | 0.30 | 0.028 | 0.020 | 5.10 | 0.30 | 1.55 | 0.90 | 235 | 1020 | 530-560 | 54-27 | ||
2 | 0.39 | 1.10 | 0.30 | 0.028 | 0.020 | 5.10 | 0.30 | 1.35 | 0.40 | 235 | 1020 | 530-560 | 54-47 | ||
3 | 0.38 | 0.50 | 0.30 | 0.018 | 0.012 | 5.10 | 0.50 | 1.80 | 0.80 | 235 | 1020 | 530-560 | 52-53 | ||
4 | 0.32 | 0.35 | 0.30 | 0.028 | 0.020 | 3.00 | 2.80 | 0.55 | 235 | 1020 | 530-560 | 52-53 | |||
5 | 0.35 | 0.35 | 0.30 | 0.030 | 0.030 | 2.50 | 8.00 | 0.30 | 241 | 1100-1150 | 580 | 50 | |||
6 | 0.39 | 1.00 | 0.40 | 0.030 | 0.020 | 5.20 | 1.70 | 1.40 | 0.90 | 241 | 1100-1150 | 590-630 | 53-47 | ||
7 | 0.55 | 0.35 | 0.65 | 0.030 | 0.030 | 0.65 | 1.20 | $0.10 | 235 | 预硬840 | 预硬500 |
40-45 |
Standard |
JIS / ASTM / AISI / SAE / EN /DIN / BS / GB / API |
Grade |
SS400, S355JR, S355J0, S355J2 Q345A-Q345E, Q460C etc. |
Delivery Condition |
U / N / A / S / FP / AC / QT / EFS |
Shapes |
Round / Square / Flat / Hexagon |
Call: +86 13725760596
Email: xfz5018@twmetal.cn
E-mail:xfz5018@twmetal.cn