Brief introduction of butt welding flange and flat welding flange

Butt welding flange is that the diameter and wall thickness of the interface end are the same as that of the pipe to be welded, and then welded as two pipes. The flat welding flange is a concave platform with the inner hole slightly larger than the outer diameter of the pipe, and the pipe is
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What do you know about the three elements of solid solution of stainless steel flange

The solid solution process of stainless steel flange has a great influence on the corrosion resistance and appearance brightness of stainless steel, and plays a decisive role in the processing performance of stainless steel. Therefore, the heat treatment process of stainless steel is very important in the production of stainless steel flange.   1、 Solution temperature. According
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What is ANCHOR FLANGE

Anchor flange is a kind of engineering component. In places with low pressure, short pipes with thrust rings can be used instead, or called through wall sleeves. For the connection of fixed pipes that are required to be buried underground or not maintained for life, and when the pressure is required to be high, conventional
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Understand the precautions of stainless steel flange when welding

What should be paid attention to when welding stainless steel flange? Let’s take a look.   Stainless steel flange is a kind of disk-shaped part, which is the most common in pipeline engineering. Stainless steel flange is used in pairs. In pipeline engineering, stainless steel flange is mainly used for pipeline connection. For the pipes to be connected,
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Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you a happy National Day

The phrase “National Day”, which originally referred to the matter of national festival, can be traced back to the west Jin at the earliest stage. Lu Ji, a writer in the Western Jin Dynasty, once recorded in his article on the fifth class princes that “the National Day is only for its benefits, and the
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Development history of HDPE PIPE

A revolutionary progress has taken place in the field of pipeline in this century, namely “replacing steel with plastic”. With the rapid progress of polymer materials science and technology, the deepening of the development and utilization of plastic pipes and the continuous improvement of production technology, plastic pipes show their excellent performance incisively and vividly.
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Brief description of HDPE PIPE

High density polyethylene (HDPE) is a white powder or granular product. Non toxic, tasteless, crystallinity 80% ~ 90%, softening point 125 ~ 135 ℃, service temperature up to 100 ℃; Hardness, tensile strength and creep are better than those of low density polyethylene; Good wear resistance, electrical insulation, toughness and cold resistance; Good chemical stability,
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Brief introduction of wedge gate valve

Wedge gate valve is a kind of gate valve. It is named because its sealing surface forms an angle with the vertical centerline, that is, the two sealing surfaces form a wedge. Generally, for gate valves with wedge-shaped sealing surfaces, the angles between the sealing surface and the vertical centerline are 2 ° 52 ‘,
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What is HOSE NIPPLE

DESCRIPTION 1. Size: 1/8″-4″ 2. Pressure: 150lbs 3. Surface: Black and Pickling treated 4. Type: Elbow 90° , Tee, Reducing Tee, Cross, Street Elbow 90° , Elbow 45° , Union, Plug, Bushing, Nipple, Cap, Socket, Coupling, Welding nipple, Barrel nipple and hose barrel nipple etc 5. Aplication: Use for petroleum, chemical, nuclear, power, ship, building,
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Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you a happy Mid Autumn Festival Day!

Mid Autumn Festival, also known as Moon Festival, moonlight birthday, moon Eve, autumn festival, Mid Autumn Festival, moon worship Festival, yueniang Festival, Moon Festival and reunion festival, is a traditional festival among Chinese people. The Mid Autumn Festival originated from the worship of celestial phenomena and evolved from the worship of the moon on autumn
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