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Forgings of pickling and blast cleaning
Forgings are widely used in industry, such as aircraft, automobile and so on. Of course, forgings are also to be cleaned, the following is mainly to tell you about the knowledge of pickling and sho...Read more -
What is the difference between welded flanges, flat welded flanges and socket welded flanges?
In HG, butt-welded flanges, flat-welded flanges and socket welded flanges have different standards. Applicable occasions are different, in addition, butt-welding flange is the pipe diameter and wal...Read more -
What are the characteristics of special steel?
Compared with ordinary steel, special steel has higher strength and toughness, physical properties, chemical properties, biocompatibility and process performance. But special steel has some differe...Read more -
Selection standards of materials used for non-standard flanges
Non-standard flanges are non-metallic materials with a refractory degree of not less than 1587℃. It should be adopted according to the product design requirements, and should conform to the current...Read more -
The important role of gear forging shaft
Gear shaft forgings according to the shape of the axis, the shaft can be divided into crankshaft and straight shaft two categories. According to the bearing capacity of the shaft, it can be further...Read more -
How to choose heavy forgings?
Heavy forgings play a very important role in engineering, so how to process heavy forgings has become the content of everyone's attention, and then mainly to share with you some methods of processi...Read more -
Introduction of non-standard flanges
Non-standard flange is a kind of flange relative to the national standard or some foreign standards. Because the standard flange can not meet the requirements of use in some special occasions, it i...Read more -
Three elements of heat treatment for forgings
1. Size effect: The mechanical properties of forged steel vary with its shape and size. Generally, the larger the size, the shallower the quenching depth and the lower the mechanical properties of ...Read more -
What are the main disadvantages of water as a quenching cooling medium for forgings?
1) in the austenite isothermal transformation map of the typical area, that is, about 500-600℃, water in the steam film stage, cooling speed is not fast enough, often cause uneven forging cooling a...Read more -
Flat – welded flanges and butt-welded flanges
The difference in structure between neck flat welding flanges and neck butt welding flanges lies in the different connection modes of the nooks and flanges. Neck flat welding flanges are generally ...Read more -
What are the causes of flange leakage?
The reasons for flange leakage are as follows: 1. Deflection, refers to the pipe and flange are not vertical, different center, flange surface is not parallel. When the internal medium pressure exc...Read more -
How is the sealing effect of the flange
Carbon steel flange, namely the body material is carbon steel flange or end flange connector. Which contains carbon steel flange, known as carbon steel flange. Common material is cast carbon steel ...Read more
