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 are a manufacturing company integrating R&D, production, sales, and service. We have passed the quality system certification, and some series of products have passed the EU CE certification. After years of development, our Steel Pipe Cap, 2 pipe cap, Alloy Steel Cap and other products have appeared in all walks of life and received a lot of praise. We promote 2 pipe cap optimization and upgrading, produce high-performance, high-value-added products, and drive energy conservation and emission reduction in the industry. We uphold the responsibility concept of win-win cooperation and cherish the cooperation with our stakeholders. We are committed to delivering exceptional value to our customers, both in terms of product quality and pricing. The company has a perfect quality tracking and after-sales service system. We are sincerely looking forward to cooperate with customers all over the world. We provide fast and secure payment options for customer convenience.
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![Steel Pipe Cap]()
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![Eccentric Weld Reducer]()
Eccentric Weld ReducerStructure Type: Eccentric design.read more
Wall Thickness Classes: SCH10–SCH160, XXS, GOST, DIN, etc. -
![Carbon Steel Tee]()
Carbon Steel TeeHigh Strength, Strong Pressure-Bearing Capacityread more
Excellent Weldability, Easy to Install
High Cost-Effectiveness, Economical and Durable -
![45 Degree Steel Elbow]()
45 Degree Steel ElbowIt is used when a pipeline needs a softer change in direction instead of a full 90 degree turn. The table covers NPS 1/2 inch through NPS 48 inch.read more -
![Alloy Steel Tee]()
Alloy Steel TeeMaterial: Core material made of A234 WP91 alloy steelread more
Structure: Integral hot pressing/forging, smooth flow channels, no stress concentration points -
![Din Reducer]()
Din Reducer1.Wall Thickness:This product follows the DIN standard series,with thickness ranging from 1mm to 5mm and 3mm to 40mm,fully satisfying the pressure rating demands of diverse pipeline systems....read more -
![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,... -
![ASME Bend]()
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![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...
Roberta Cushman
The size of this product is appropriate, black is also relatively resistant to dirt, the size is appropriate, cost-effective, in general, very cost-effective, very suitable for purchase.
Ashley Douglas
Judging from the communication process with the manufacturers, they are very down-to-earth and rigorous. Sure enough, the products are very good, and we have won a lot of praise.
Douglas Price
Your company's environment is very good, and the samples given to us are also free.
Henry Bliss
We really like the products sold by this company. It looks great, has good quality, can last for a long time, and looks much more expensive than it actually is.
Jerry Wagner
We hope to continue to cooperate with your company. Your goods will arrive soon, and the packaging is excellent.
Angelo Parsons
I have already recommended sellers to my friends, so that businesses that consider the interests of customers deserve more loyal customers!
We are committed to the concept of 'continuous improvement' and constantly seek new technologies, strategies and methods. We continue to be recognized by international corporations as trustworthy and innovative partner, and aiming to be one of the top Steel Pipe Elbow, wall pipe fitting, EN Weld Neck Flange manufacturer in the near future. As one of the most professional 2 pipe cap 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 2 pipe cap made in China here from our factory. For price consultation, contact us.