不卡视频一区二区三区,婷婷成人av,国产精品一区视频,久久夜色精品国产噜噜av小说,国产精品性夜天天视频,亚洲日产永久经典,九九国产精品入口麻豆

Main Products
Electroslag Remelting Products>> Main Products>> Electroslag Remelting
Products Grade: H13,XG407,XG418,XG580,S136
Specifications: φ400/600/800mm×6000mm、325×280mm×6000mm、160×160mm×9000mm
Applied Standard:  agreement
Characteristics: casting die,extrusion die,forging die,plastic die,etc.
Applications: Die steel
Use of Products: Hot-work die steels have good high-temperature strength, high level of resistance to thermal shock and thermal fatigue. Quality reach the standard of type H13-Superior(NADCA#207). Plastic die steels have high polishability such as NAK80.