At present, our company is in a good production and operation situation, and there is a high demand for our blind plate flange, en 1092 standard, en 1091 1 flange in the market. The 4 inch weld neck flange people will take the establishment of the highest quality service in the 4 inch weld neck flange industry as the criterion, lead the market, and promote the civilized progress and development of the industry. Now we have highly developed devices. Our company adheres to the spirit of seeking truth from facts and repaying the society, always pays attention to the needs of customers and provides you with all-round professional support and services, because every customer is the focus of our attention. Only from self design to product shaping, raw material procurement, product production, assembly, and forming a complete set of industrial chain can we do a good job in a product and an industry. We have strong technical strength and have established extensive and fruitful cooperative relations with customers. The company team has accumulated a lot of valuable technical experience over the years, so that our products can better serve new and old customers. Technology is the main focus of the current industry development trend, and it is also a necessary requirement for the company's sustainable development.
  • EN Weld Neck Flange
    Forged to EN 1092-1 Type 11 standard
    Butt-welding connection for high-integrity piping systems
    DN10-DN4000, PN2.5-PN400 pressure ratings
    Materials: P250GH, 13CrMo4-5,...
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  • ASME B16 5 Weld Neck Flange
    Complies with ASME B16.5, forged weld neck flange
    Core industrial pipeline connector, butt-welding type, high strength & excellent sealing
    Multi-material/pressure adaptable, low...
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  • Socket Weld Pipe Flange
    Connection Type: Socket weld, pipe inserted into socket and joined by fillet weld
    Application Scope: High-pressure, high-temperature, leak-proof piping systems
    Structural Feature:...
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  • Large Diameter Flange
    Standard: ASME B16.47, material: carbon steel, stainless steel, alloy steel, connection type: buttwelding.
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  • Threaded Pipe Flange
    Standard: ASME B16.5; material: carbon steel, 316L stainless steel, chromium molybdenum steel; connection type: threaded connection.
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  • Steel Line Blanks
    We stick to ASME B16.48 from start to finish.
    Available in Figure‑8, paddle blank, and paddle spacer styles.
    Sizes run from 1/2” to 24”.
    We handle pressures from CL150 up to...
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  • Stainless Steel Forged Flange
    Our stainless steel flanges are produced in line with widely recognized international pipeline standards, namely ASME B16.5, ASME B16.47, EN1092-1, BS4504 and SANS1123. The product size covers...
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  • Steel Plate Flange
    Execution Standard:EN1092-1 type01
    Type/Model:Forged,Plate Flange
    Specification:DN15-DN600
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  • EN Slip-on Flange
    Standard: EN1092-1 Type 12
    Material: carbon steel, alloy steel, stainless steel
    Connection type: butt welding, bolted connection
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  • EN Blind Flange
    Product: EN Blind Flange
    Standard: EN 1092-1
    Pressure Rating: PN6 (data sheet reference)
    Material: Forged steel (carbon, alloy, stainless grades)
    Connection Type: Bolted
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  • BS Plate Flange
    Execution Standard: BS4504
    Size Range: DN10 – DN4000
    Pressure Rating: PN2.5 – PN250
    Material Options: Carbon Steel (Q235, S235JR, S355JR), Stainless Steel (304, 316L), and...
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  • BS Weld Neck Flange
    Execution Standard: BS 4504
    Type / Model: Forged Weld Neck Flange
    Connection Type: Butt welding with bolted flange joint
    Available Materials: Q235, S235JR, S355JR, S355J0,...
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Dortha Aguilar star star star star star
The company is committed to building a strong production line, and they do, with excellent production capacity and fast delivery speed.
Dustin Gomez star star star star star
Such high-quality products can hardly be bought by other sellers.
Lauren Shockley star star star star star
Throughout the whole period of cooperation, your service has been consistently good, and you have been very patient to solve our doubts and confusion.
Rocky Mayville star star star star star
The staff were very friendly and introduced all the product details to me.
Miriam Chestnut star star star star star
We pay special attention to the practicability of the product. This manufacturer's products are not only beautiful but also very easy to use, which is why we choose to continue to cooperate with them.
Richard Robbins star star star star star
I've been shopping at this store for years. This shop is distinguished by its fashionable styles. You will find that as soon as there is a popular item on the market, this shop will develop related
4 inch Weld Neck Class 150 316 Stainless Steel Flanges...

Flange type: Weld Neck, Class: 150, Material: Forged 316 Stainless Steel, Dimensions conform to ANSI B16.5, Material conforms to ASTM A182/SA 182, Nominal Pipe Size: 4, Flange outside diameter: 9...

Pipe Fittings Direct. Weld Neck Flanges...

Pipe Fittings Direct. Weld Neck Flanges Weld Neck Flanges Sort by Display per page 4 inch Weld Neck Class 150 304 Stainless Steel Flanges $185.07 4 inch Weld Neck Class 150 316 Stainless Steel...

Class 600 Standard Connections Flanges - Texas Flange...

Class 600 Standard Connections Flanges Heavy Barrel "HB" Long Weld Neck "LWN" Equal Barrel "E" (Click any image above to enlarge it and lock it in place, then scroll to the bottom table for...

Stainless Steel Weld-Neck Flanges | McMaster-Carr...

Temperature Range: Flanges: -300° to 800° F. Gaskets: Not Rated. Tubing: Use with 304/304L and 316/316L stainless steel. Specifications Met: Flanges: ASTM A240, ASTM E45, ASTM E12. Gaskets: ASTM...

Weld Neck Flange Dimensions - Class 150 to Class …...

Weld Neck Flange Dimensions – Class 150 to Class 2500. Weld neck flange dimensions are covered in ASME B16.5 – which covers Pipe Flanges and Flanged Fittings for size NPS ½” to 24” for above NPS 26”...

4" Fittings - Sanitary Fittings...

4″ 38W Weld Neck Flange, 304 SKU: 38W-4-304 ; 4″ 38W Weld Neck Flange, 316 SKU: 38W-4-316 ; 4″ Buna I-Line Gasket White SKU: 40I-4-BUNA ; 4″ EPDM I-Line Gasket SKU: 40I-4-EPDM ; 4″...

With the continuous efforts of all employees, we are now extremely competitive in the market of ss 304 reducer, 12 slip on flange, 1 2 inch stainless steel tee . As one of the most professional 4 inch weld neck flange 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 4 inch weld neck flange made in China here from our factory. For price consultation, contact us.
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