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Preparation principle of Austempered Ductile Iron

zhycasting / November 2, 2020

Isothermal transformation of ductile iron The specific process of Austempering is as follows: the nodular iron castings are heated to

austempered ductile iron

Optimization of austenitizing parameters and Austempering transformation of nodular cast iron

zhycasting / November 1, 2020

In the 1930s, the isothermal quenching heat treatment technology was put forward in the United States through the isothermal transformation

nodular cast iron

Detailed explanation of casting process for lost foam casting shell (3)

zhycasting / October 31, 2020

5.Buried box with empty shell 5.1 preparation before embedding The inner wall of the roasted hollow shell cavity is smooth,

lost foam casting

Detailed explanation of casting process for lost foam casting shell (2)

zhycasting / October 30, 2020

4.Baking of coating shell The baking of coating shell is the key link of the process. In the process of

casting process, lost foam casting

Detailed explanation of casting process for lost foam casting shell (1)

zhycasting / October 29, 2020

Casting Name: 105 type cable head; material: ZG310-570; geometric dimension: 620 mm × 290 mm × 210 mm; single piece

casting process, lost foam casting

Casting technology of lost foam casting shell

zhycasting / October 28, 2020

The shell casting process of lost foam casting has cleaned the foam thoroughly and thoroughly through the roasting process before

casting technology, lost foam casting

Heat treatment of high strength and high toughness cast lock ring for dredger

zhycasting / October 27, 2020

The reason is that a lot of alloy elements are added into the casting during the process of proportioning, among

Experimental results and analysis of heat treatment of lock ring for high strength and high toughness casting for dredger

zhycasting / October 26, 2020

Figure 1 shows the metallographic structure of the steel tested after tempering at different temperatures. It can be seen from

Microstructure characteristics of Austempered Ductile Iron

zhycasting / October 25, 2020

The excellent properties of austempered ductile iron are closely related to its unique microstructure. The typical matrix structure of austempered

austempered ductile iron

Production verification of horizontal casting for medium speed diesel engine block

zhycasting / October 24, 2020

The casting process test of diesel engine block was carried out by using the process determined by analysis. The production

Heat treatment process of high strength and high toughness cast lock ring for dredger

zhycasting / October 23, 2020

Dredger is a common dredger, working in sand and silt. It is generally used to excavate various kinds of silt,

casting process, heat treatment

Design of exhaust system for horizontal casting of a medium speed diesel engine block

zhycasting / October 22, 2020

The exhaust system of large castings mainly considers the exhaust of mold cavity and sand core. It is difficult to

Horizontal casting process parameters and gating system of a medium speed diesel engine block

zhycasting / October 21, 2020

Combined with the production conditions and experience, the casting shrinkage is 1% in length direction, 0.8% in height direction and

casting process, gating system

Horizontal casting technology of a diesel engine block

zhycasting / October 20, 2020

The engine body is an 8-cylinder in-line structure. Its appearance is shown in Fig. 1 and its sectional view is

Horizontal casting process of a medium speed diesel engine block

zhycasting / October 19, 2020

As the core part of diesel engine, the engine block carries all parts of the engine. Its working environment is

casting process, cylinder block

Over flow area of casting valve body for globe valve

zhycasting / October 18, 2020

The stop valve has five over-flow areas that need attention. According to the flow direction sequence, they are end channel

Processing technology of casting valve body for globe valve

zhycasting / October 17, 2020

The independent valve seat of the globe valve is usually connected by welding. Because the welding rod should go deep

Construction standard for cast body of globe valve

zhycasting / October 16, 2020

According to the current standard API 623-2013 “steel globe valves – Flanged and butt welded ends, bolted bonnet”, bs1873-1975 “steel

Structure design of casting valve body for globe valve

zhycasting / October 15, 2020

Stop valve is an indispensable fluid control product in modern industry, which plays a role of cutting off and throttling

Molten iron melting and test block preparation

zhycasting / October 11, 2020

(1) Preparation of main metal charge Weigh and prepare the main metal charge. (2) Preparation of main accessories Weigh and

iron casting

Formation of slag inclusion on the surface of nodular cast iron cylinder

zhycasting / October 10, 2020

The main defect of the inlet cylinder casting in the NDT of VT, MT and Pt is that there are

nodular cast iron

The defect detection method of the nodular cast iron into the cylinder

zhycasting / October 9, 2020

(1) The surface quality and defects of the air inlet cylinder are mainly inspected by visual inspection (VT), magnetic particle

nodular cast iron

Study on the casting technology of nodular cast iron into cylinder

zhycasting / October 8, 2020

According to the analysis of the casting structure and key casting technology difficulties of the intake cylinder, this paper mainly

casting technology, nodular iron casting

Production and research status of inlet cylinder castings

zhycasting / October 7, 2020

Before 2013, the company’s production performance of gas turbine castings was dominated by only a few small and medium-sized steel

casting parts