During the high pressure die casting process, aluminum casting is prone to internal defects such as porosity, shrinkage cavity, gas holes and etc. After machining, the surface dense layer of these defective castings is removed and the internal defects are exposed. For auto cast aluminum parts with h Read More »

From Sep 18th to Sep. 20th Sieg-Huao will attend The 13th Automotive Lightweight Congress & Exhibition in Yangzhou China, Welcome to visit us!Hosted by China Automotive Engineering Society and Automotive Lightweight Technology Innovation Strategic Alliance, the "China Automotive Lightweight Technolo Read More »

The commonly used stainless steel material in Sieg-Huao includes 304, 316,316L and 17-4PH among which 17-4PH is much special. 17-4 PH is a martensitic, chromium-nickel-copper precipitation-hardening stainless steel. 17-4 PH stainless steel is capable of attaining a wide range of strength and toughne Read More »

Recently we had received an enquiry from a clothing brand which will open 500 chain stores in China. What they need are the tube joints for the display racks as you can see from below pictures. Three types of connectors includes one-way, two-way and three-way with threading holes. Why they choose c Read More »

To make investment casting parts with high quality, it is necessary to control the raw materials from the origin. Sieg-Huao has done very well in this point and that is why we have achieved great success in the casting field. Welcome to send us inquiries if you have any casting demands. We shall give you best quality and best price! Read More »

If you have some demands in investment casting we recommend our company Sieg-Huao which has equipped with professional production devices, advanced production technology and rich production experience. Looking forward to cooperate with you! Read More »

In the production of stainless steel products, some products have strange shapes and hollow or solid inner structure which can not be produced by bending tube or other process. A process of filling and molding with liquid materials is developed, that is precision casting of stainless steel.Today we Read More »

The casting process of investment casting is a strict step. Different pouring methods have different characteristics, so in the process of investment casting we have to choose the right pouring method in order to get high-quality casting parts. If you don’t know how to choose please contact Sieg-Huao who will give you professional advise because we have 50-year casting experience. Read More »