heat treatment operation for Stainless s
    Six, clean up:1. According to the request of the workpiece and the surface condition using alkaline cleaning, water soluble detergent, chloride solvent sand blasting, shot peening method to clean up2. Dont usually adopt the method of acid pi...

heat treatment operation for Stainless s
    Four, heating:1. There are grooves of the blind hole machining, casting and welding parts and stainless steel workpiece, should not be commonly in the salt bath furnace heating2. Workpiece heating should have enough heat preservation time, a...

heat treatment operation for Stainless s
    Cleaning:1. The workpiece and fixture before heat treatment shall remove oil, salt, paint and other foreign substance2. The fixture was first used in the vacuum furnace, be in not less than the workpiece in advance required in addition to ai...

heat treatment operation for Stainless st
    Six, clean up:1. According to the request of the workpiece and the surface condition using alkaline cleaning, water soluble detergent, chloride solvent sand blasting, shot peening method to clean up2. Dont usually adopt the method of acid pi...

heat treatment operation for Stainless s
    Four, heating:1. There are grooves of the blind hole machining, casting and welding parts and stainless steel workpiece, should not be commonly in the salt bath furnace heating2. Workpiece heating should have enough heat preservation time, a...

heat treatment operation for Stainless s
    Cleaning:1. The workpiece and fixture before heat treatment shall remove oil, salt, paint and other foreign substance2. The fixture was first used in the vacuum furnace, be in not less than the workpiece in advance required in addition to ai...

Coating metal mold centrifugal casting tu
    Coating metal mold centrifugal casting pipeCoating metal mold centrifugal casting tube, also known as hot molding centrifugal cast pipe, the earliest development and use of this technology is a German dick (Duker) company, its structure is c...

The performance characteristics of furnac
    What is the performance of the furnace bottom roll?What problem that we should pay attention to in use?According to use the material of different can appear of hearth roll of different material, the quality of hearth roll of continuous annea...

How to fix the chilled cast iron surface
    Due to various reasons, cast iron finished products in use process will be affected by damage, defects such as cracks, make its scrap.If you want to change new, cast iron finished products are all kinds of mechanical processing, tend to be e...

The performance characteristics of furnac
    Furnace bottom roll because of its production have different caliber, also because of its furnace temperature ranging from 850 degrees to 850 degrees Celsius, the material of its use is also different.Furnace bottom roll in metallurgical ind...

The classification of centrifugal casting
    The classification of centrifugal casting pipeCentrifugal casting pipe according to the characteristics of can be divided into water-cooled metal mold casting, centrifugal casting pipe, coating metal mold centrifugal cast pipe, resin sand li...

Precision casting surface defects of weld
    Precision casting production tray, basket, stents and other heat treatment equipment, can appear sometimes casting defects such as surface crack, some tiny crack can repair by welding repair defects:More than 90% of the casting manufacturers...