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ASME B16.9 Carbon and Stainless Steel Butt Weld Pipe Fittings custom

ASME B16.9 Carbon and Stainless Steel Butt Weld Pipe Fittings Manufacturers

-- Steady & Reliable Manufacturer --

Comprehensive Butt Weld Fitting Solutions

Butt weld pipe fittings are essential components used to change flow direction, branch off, or join equipment to a piping system. Our ASME B16.9 compliant fittings are manufactured through precision hot-forming and cold-pressing techniques to ensure uniform wall thickness and structural integrity. Whether you require heavy-duty carbon steel for high-pressure oil lines or corrosion-resistant stainless steel for chemical processing, our fittings provide a permanent, leak-proof connection. We focus on grain structure refinement during heat treatment to ensure every elbow, tee, and reducer meets the rigorous safety factors required for industrial infrastructure. By eliminating sharp internal corners, these fittings minimize pressure drop and turbulence within the system.

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Product

Technical Specifications

ParameterValue / Standard
Size Range1/2" to 72" (DN15 - DN1800)
Material GradesASTM A234 WPB, WPL6, SS304/304L, SS316/316L
Wall ThicknessSch 10, Sch 40, Sch 80, Sch XXS
Manufacturing StandardASME B16.9, DIN 2605, JIS B2311
Surface TreatmentBlack Painting, Anti-rust Oil, Shot Blasting

Industrial Applications

These fittings are the backbone of fluid transportation across various heavy industries. In the petroleum sector, they are used for high-pressure crude oil transmission and refinery process piping. Power generation facilities utilize our alloy steel fittings for high-temperature steam headers and boiler feed lines. They are also standard in gas distribution networks, where weld integrity is critical for safety. Furthermore, our stainless steel variants are widely adopted in offshore platforms and marine engineering due to their superior resistance to salt-spray corrosion. For large-scale municipal projects, they provide the durability needed for water treatment plants and urban heating systems.

Core Advantages

  • Permanent Leak-Proof Seal: Butt-welding creates a continuous metal structure that is stronger than the pipe itself.
  • Reduced Turbulence: Smooth internal transitions prevent erosion and minimize pressure loss.
  • Space Efficiency: Requires less space compared to flanged or threaded connections, ideal for compact skids.
  • Cost-Effective: Lower material costs for long-term installations due to reduced maintenance and weight.

Logistics & Trade Terms

We support various payment methods including T/T, L/C at sight, and Western Union. To ensure safe delivery, all fittings are coated with anti-rust oil and packed in seaworthy wooden cases or on pallets with plastic wrapping. For large-diameter fittings, we provide specialized internal bracing to prevent deformation during sea transit. We ship from major international ports such as Shanghai or Ningbo, offering both containerized and LCL shipping options. All products are delivered with a 3.1 Mill Test Certificate to ensure full material traceability.

  • Q: What is the difference between seamless and welded butt weld fittings?
  • A: Seamless fittings are made from a single piece of pipe and are preferred for high-pressure service, while welded fittings are fabricated from plate and are common for large-diameter, low-pressure applications.
  • Q: Do you offer third-party inspection?
  • A: Yes, we welcome inspections from SGS, BV, or Lloyd's to verify dimensional accuracy and material quality before shipment.
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Jiangyin Gaoxin Pipe Fittings Co., Ltd.
About Us
JIANGYIN GAOXIN PIPE FITTINGS CO.,LTD.
Our company is a professional manufacturer of pressure piping components. As ASME B16.9 Carbon and Stainless Steel Butt Weld Pipe Fittings Manufacturers，Our product range covers butt-weld, socket-weld, and threaded pipe fittings, including flanges and customized non-standard parts. These products are widely used in industries such as oil & gas, chemical processing, power generation, shipbuilding, papermaking, metallurgy, pharmaceuticals, and food processing. We manufacture according to standards such as ASME, EN,JIS,DIN,ANSI,GOST, MSS, GB/T,HG, DL, SH, SY,and have a complete range of inspection equipment, a strict quality control system, and various certifications（PED,AD2000,EAC, ABS,BV, DNV,NORSOK M650, ISO9001,ISO14001,ISO45001,etc.）, making us a leader in the industry.

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