Haihao Group Delivers Seamless Stainless Steel Pipe Caps to Indonesia
Haihao Group has successfully completed the shipment of seamless stainless steel pipe caps to a long-term customer in Indonesia. These pipe caps will be used in a high-pressure stainless steel piping project, where reliability, corrosion resistance, and dimensional accuracy are essential.
Order Details
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Product: Seamless Pipe Cap
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Outside Diameter: 28″
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Wall Thickness: 12.7 mm
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Material: SA/A403 WP304
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Standard: ASME B16.9
Why the Client Chose Seamless 304 Stainless Steel Pipe Caps
The Indonesian customer selected SA/A403 WP304 seamless pipe caps due to their proven performance in demanding service environments. Compared with welded caps, seamless fittings offer superior integrity and enhanced resistance to pressure fluctuations—critical for oil & gas, chemical, and industrial fluid systems.
Key Advantages for the Client
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Corrosion resistance: 304 stainless steel performs well in humid, marine, and chemical environments.
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Uniform structure: The seamless manufacturing process eliminates weld defects.
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Accurate dimensions: Manufactured in strict accordance with ASME B16.9.
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Long service life: Suitable for long-term use in high-pressure pipelines.
Strict Quality Control for International Shipments
At Haihao Group, every fitting undergoes full inspection before leaving the factory. For this order, quality control included:
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Dimensional verification
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Material identification (PMI)
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Wall thickness measurement
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Surface and appearance inspection
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Compliance check with SA/A403 WP304 and ASME B16.9
These procedures ensure that every pipe cap meets global engineering standards and the customer’s installation requirements.
Reliable Supplier of Stainless Steel Pipe Fittings
With over 40 years of experience, Haihao Group provides a complete range of stainless steel butt-weld fittings, including:
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Seamless pipe caps
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Elbows, reducers, and tees
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Custom-fabricated fittings for high-pressure projects
Our products are widely exported to Southeast Asia, the Middle East, Europe, and Africa, supporting industries such as oil & gas, petrochemical, power generation, and offshore engineering.

