Brief description of HDPE PIPE
Monday, 27 September 2021
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
Wednesday, 22 September 2021
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
Wednesday, 22 September 2021
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!
Saturday, 18 September 2021
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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The most common cause of compresion fitting failure
Monday, 30 August 2021
The most common cause of failure of compresion fittings is over tightening during installation. Due to over tightening, the ferrule is not round and cannot be completely sealed. When sealing the joint, a leakage test shall be carried out. If there is a leak at the joint, slowly tighten the nut until the leak disappears.
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What is Compresion fitting
Monday, 30 August 2021
The compresion fitting uses a nut to slide over a section of pipe, followed by a ferrule or an O-ring. This nut is tightened against another line or fitting, which in turn compresses the ferrule or O-ring to form a seal. Compresion fittings are most common in pipe applications and require easy sealing. Fittings are usually
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Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you a happy Dragon Boat Festival!
Tuesday, 15 June 2021
The Dragon Boat Festival, also known as the Dragon Boat Festival, Dragon Boat Festival and Tianzhong Festival, originated from the worship of natural phenomena and evolved from the Dragon sacrifice in ancient times. During the midsummer Dragon Boat Festival, Canglong Qisu flies up to the middle of the sky, which is the most “middle” position
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Flange instructions
Friday, 13 March 2020
Flange instructions 1.Stub End A Stub End always will be used with a Lap Joint flange, as a backing flange. This flange connections are applied, in low-pressure and non critical applications, and is a cheap method of flange. In a stainless steel pipe system, for example, a carbon steel flange can be applied, because they are
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Continue To Visit Mexico Customer
Tuesday, 13 March 2018
Today, our manager are still in Mexico City, visited another client’s factory and their pipe fitting flange products. Our manager checked their products and dicussed their new requirements for the project. May they have a pleasant cooperation. After the visiting, our manager had the tour in this beautiful city. Langfang DingYang is a professional manufacturer
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