Large diameter pipe cap

 The large variations of caps, are the so-called ellipsoidal or dished heads. There are used to close pipes of large diameters, and are similar to those used for constructing vessels.large-diameter-pipe-capLarge diameter pipe capWELD PREPARATIONContents [hide]1 WELD PREPARATION2 STANDARD:3 SURFACE TREATMENT:4 KEYWORD:5 COMMON SHAPES:6 SIZEFor wall thickness less than...

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The Types of Pipe Flanges

 Pipe flanges connect pipes, valves, pumps and other equipment in a pipingsystem. Flanges are usually welded or screwed into the systems and then joinedwith bolts. The eight types of pipe flanges are available in round, square andrectangular shapes.Blind FlangesA blind, or blanking, flange is a roundplate with no center hold (but with bolt holes) that closes the ends...

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Duplex & Super Duplex Pipe Fittings

 Collection of industrial duplex stainless steel and super duplex steel offeredby us is manufactured in sound infrastructure facilitated with modern andadvanced machines. Developed in compliance with industrial norms, our stainlesssteel pipes and duplex steel pipes are well suitable for being used in variedindustrial applications. They are corrosion proof and are sure...

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Quality management measures of pressure vessel manufacturing materials

 Reasonable selection, proper storage and correct use of manufacturing materials are the prerequisite and basis for ensuring the quality of pressure vessels. This article makes some meaningful discussions on the material quality management issues in pressure vessel manufacturing, hoping to serve as a reference and reference for colleagues in the industry.As a special...

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What is stainless steel strip?

 Contents [hide]1 What is stainless steel strip?2 Classification of stainless steel strip2.1 Cold rolled stainless steel strip2.2 Stainless steel hot rolled strip2.3 Difference between cold and hot rolled stainless steel strip3 Properties of stainless steel strip3.1 Correlation between physical properties and temperature3.2 Physical properties at low temperatureStainless...

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How to choose valve material under high temperature condition?

 The high temperature valve has good quenching property and can be deeply quenched instead of the surface quenching of anti saw lock on the market. In general information, the valve with working temperature T > 450 ℃ is called high temperature valve. However, there is no unified standard for the classification of high temperature grade of high temperature valves.How...

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What is silver bright steel?

 Silver bright steel It is also called silver steel branch, commonly known as bright round bar or smooth circle. It refers to the round steel with bright surface without rolling defects and decarburization layer. All kinds of steel, carbon steel, easy cutting steel, bearing steel, tool steel, stainless steel, valve steel, etc., can be processed into silver bright steel.What...

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Austenitic stainless steel should also pay attention to: cold work hardening, high temperature aging embrittlement

 The intergranular corrosion tendency test of stainless steel is a common content in design documents, and the relevant content in standards such as HG/T 20581 is relatively clear. The water pressure test or the chloride ion content in the operating medium is also the basic content of the austenitic stainless steel equipment design. In addition to chloride ions, wet hydrogen...

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the Comparison of sand blasting, shot blasting and shot peening

 Contents [hide]1 What is shot peening?2 What is sand blasting?3 Comparison of sandblasting, shot blasting and shot peening3.1 Difference between shot blasting and shot peening3.2 Difference between shot blasting and sand blasting3.3 Difference between sand blasting and shot blasting3.4 Difference between sand blasting and shot peeningShot peening uses the high-speed...

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the Quality inspection of welding elbow

The weld of the welded elbow must be inspected, which is also an important measure to ensure the quality of the weld. After the completion of the elbow welding, the weld joint shall be inspected according to the technical requirements of the product. Any defects that do not meet the technical requirements shall be repaired in time (such as direct disposal that cannot be repaired...

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the Four surface treatments usefulmethods for fastener anti-corrosion

 Fasteners are the most common parts in mechanical equipment, and they are also very important to function. Machines that operate like air compressors are particularly large, and the role of fasteners can be imagined. However, corrosion is the most common problem during the use of fasteners. In order to prevent the corrosion of fasteners during use, the manufacturer will...

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good of the forming way process for large stamping elbows

 The forming process of the stamping elbow is complicated, and it needs to be welded according to different materials and uses, and gradually formed under a certain pressure. The forming of the stamping elbow needs to be carried out according to a certain process, and the corresponding process is strictly followed, otherwise the quality of the stamping elbow produced...

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process making stainless steel elbows

 There are many processing methods for stainless steel elbows, many of which are mechanical processing. The most used ones are stamping method, forging method, roller processing method, rolling method, bulging method, stretching method, bending method, and combined processing method. . Stainless steel elbow processing and metal force processing are combined organically.Here...

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the Processing way of stainless steel elbow

 A stainless steel elbow is a pipe fitting that changes the direction of the pipe. According to the angle, there are three common types, such as 45°, 90°, and 180°. The processing methods of stainless steel elbows are generally mechanical processing such as: stamping method, forging method, roller processing method, rolling method, bulging method, stretching method, bending...

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Welding technical of stainless steel the bellows

Stainless steel bellows are widely used and have applications in oil, water and gas pipelines, and most of them still have some pressure. Such thin corrugated tubes are often welded, and because of the thinness (about 0.2 mm), welding is difficult. Welding methods include welding, brazing, and the like. Here, the tungsten argon arc welding of stainless steel bellows and stainless...

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What's the Steel of Q235 Q235B

 Q235 steel is a kind of carbon structural steel. It is equivalent to A3 and C3 steel in the old standard gb700-79, and the Russian toct brand is used. Q in the steel grade represents the yield strength. In general, the steel is directly used without heat treatment.Q235 ordinary carbon structural steel is also called A53 steel.Ordinary carbon structural steel plate is...

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