1.Brand and origin:HAIHAO,made in China,strictly conforming to ASME B16.9 GOST 17379 DIN 2617.
2.Surface treatment:bare surface,painting,anti-rust oil,anti-corrosion coating,hot-dip...
We adhere to the business philosophy of 'perfect products need the support of perfect service', and strive to realize our dream of becoming the world's leading supplier of pipe cap cover, 3 inch steel pipe cap, Stainless Steel Pipe Cap . In order to serve our customers more effectively, we can also develop individual welding pipe for our customers according to their needs. According to market demand, we will continuously strengthen research and development, expand our capabilities, and improve service levels. At our company, we are committed to delivering exceptional value and quality to all our clients. In order to continuously improve the effectiveness of compliance management, we have established and improved our management system. In order to ensure the continuous innovation of products and after-sales service, we have trained a number of design and after-sales personnel to be based on integrity and innovation for development. For more information please do no hesitate to contact us.
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![Steel Pipe Cap]()
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![Steel Concentric Reducer]()
Steel Concentric ReducerStructure: Butt-Welding connection, concentric design.read more
Dimensions: Custom sizes availabl. -
![ASME Tee]()
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![Stainless Steel Reducing Tee]()
Stainless Steel Reducing TeeA stainless steel reducing tee is available in GOST and ASME size systems, with five wall-thickness series.read more
Its reduced outlet connects a smaller branch to a larger run within one fitting. -
![Din Elbow]()
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![ASME Cap]()
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![GOST Pipe Cap]()
GOST Pipe Cap1.Size Range:DN15 to DN1000,outer diameter 21.3mm to 1016mm,covering common pipe sizes.read more
2.Wall Thickness:2mm to 60mm according to GOST standard,suitable for various pressure ratings and... -
![Stainless Steel Pipe Cap]()
Stainless Steel Pipe CapRich material varieties:including 304, 304L, 316, 316L, 321 and various international grade stainless steels, suitable for different media and environments.read more
Stable forming process:formed... -
![Alloy Steel Cap]()
Alloy Steel CapMaterial: Made of chrome-molybdenum alloy steel and nickel-based alloys, it exhibits excellent corrosion resistance and high-temperature resistance.read more
Wall Thickness Grades: Sch5 to Sch160,... -
![Large Diameter Bend]()
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![Socket Tee]()
Socket TeeStandard: ASME B16.11, suitable for high-pressure piping systemsread more
Size range: 1/8" ~ 4", Pressure class: 3000# / 6000# / 9000#
Connection type: Socket welding, easy installation and... -
![Socket Weld Sockolet]()
Socket Weld SockoletName: HAIHAO brandread more
Pressure Classes: 3000# and 6000#
Material: carbon steel, stainless steel and alloy steel materials
Design: Compact geometry allows efficient use of space...
Ronald Melton
Your employees are very careful to introduce us, and now they have chosen our favorite products.
Linda Null
My friend recommended this supplier to me and I was not disappointed.
Evelyn Wilson
The quality of the company's products is very good, we are very satisfied with this cooperation, and we are very much looking forward to the next cooperation.
William Carver
The product of this supplier is good, and the after-sales service is excellent!
Richard Hines
Set the yield to 85 percent, which means that 15 percent of errors are allowed. What this company wants to do is 100 percent yield.
Nina Creighton
Your designs are just awesome! Very much in line with the current trend and the designer had a lot of great ideas and was able to communicate with us in a timely manner.
Pipe Welding Tutorial...
WebPipe welding makes connecting pipe much easier than threading it. It's also less costly. Plus, you'll get better flow through pipe that has been welded together versus using...
Pipe Welding Guide: Here's How to Pass a SMAW 6G …...
Pipe welding is one of the trickiest welding processes known to man. With that in mind, it is suddenly obvious why there are helmets made specifically for this job type. But the problem occurs when...
Methods of Pipeline Welding (With PDF) - What is Piping...
Pipe welding normally refers to the welding of pipes inside chemical plants and oil refineries. Inside the plant a varying range of pipe sizes and materials require welding. On the contrary, pipeline...
Pipe Welding...
May 28, 2022 · The welding of pipes is commonly done by various electric arc welding processes such as SMAW, FCAW, GTAW, GMAW, SMAW, etc. depending upon the pipe diameter and thickness. Contents hide...
Pipe Welding...
May 28, 2022 · The welding of pipes is commonly done by various electric arc welding processes such as SMAW, FCAW, GTAW, GMAW, SMAW, etc. depending upon the pipe diameter and...
What is Pipe Welding? - Processes, Positions & Technology...
WebPipe Welding Techniques And Methods Applied – Quality and cost. As pipe welding is used to join two separate pieces of pipes, pipe welders use one of the common arc welding...
In addition, our factory has many years of production experience in EN Slip on Flange, 6 inch threaded flange export, and has also cooperated with many well-known foreign companies for many years. As one of the most professional welding pipe manufacturers and suppliers in China, we are able to meet the needs of the majority of our customers. Please rest assured to wholesale high quality welding pipe made in China here from our factory. For price consultation, contact us.