ANSI/ASME B16.5 Flanges
Your Professional ANSI B16.5 Flanges Supplier
Our goal is to be your true partner in ANSI B16.5 Flanges field in China.We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
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Ansi Slip On FlangeAn ANSI slip on flange is a forged pipe flange that slides over the pipe end and is secured by two fillet welds — one at the hub face and one inside the bore. Manufactured to ASME B16.5, it is...read more
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Class 150 Blind FlangeClass 150 Blind Flange is designed to seal the end of piping systems for pressure testing, maintenance, and future expansion. Manufactured from premium stainless steel with precision machining, it...read more
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Threaded Flange NptThreaded Flange NPT is designed for secure pipe connections without welding, featuring precision NPT threads for reliable sealing and easy installation. Manufactured from durable materials, it...read more
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Stainless Lap Joint Flange1.Ease of Installation: Stainless Lap Joint Flange are designed for easy installation by sliding them over the pipe, which simplifies assembly.read more
2.Alignment Tolerance: Stainless Lap Joint... -
Asme Orifice Plate1. Designed in accordance with ASME B16.36 standards for differential pressure flow measurement applications.read more
2. Integrated pressure tap connections and jack screws simplify orifice plate... -
Stainless Steel Socket Weld FlangeCharacteristics of Stainless Steel Socket Weld Flange (SW Flanges):read more
1. Compact Design: Stainless Steel Socket Weld Flange are designed for smaller pipe sizes, making them suitable for... -
Rtj Weld Neck Flange1.High Pressure and Temperature Resistance: RTJ flanges are designed to withstand high pressures and elevated temperatures, making them suitable for critical applications in oil, gas, and chemical...read more
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Weld Neck Flange Asme B16 5Characteristics of Weld Neck Flange Asme B16 5:read more
1.Strong Connection: Weld Neck Flange Asme B16 5 provide excellent strength and stability due to their long tapered neck, which allows for a...
Why Choose Us
Product application
Our products are widely used in power plants, nuclear power, petrochemicals, natural gas, military, municipal infrastructure, metallurgy, construction, pharmaceuticals, papermaking, coal mining, cement production, pollution control, environmental protection and energy conservation.
Production equipment
We have more than 120 equipment, demonstrating our strong production capacity and commitment to high-quality production. The rich product line enables us to efficiently meet various project needs and maintain a competitive advantage in the industry.
One-stop service
Inquiry-quotation-sample-order-production-delivery-after-sales service.
Sales team
Well-trained and experienced - quick response - smooth communication - timely quotation - perfect solution.Working with us will give you peace of mind.
Advantages of ANSI B16.5 Flanges




High-pressure and temperature tolerance
One of the biggest advantages of ASME B16.5 flange is their ability to handle high-pressure and temperature conditions. These flanges are designed and engineered to meet the stringent quality standards of the American Society of Mechanical Engineers (ASME). They can withstand pressure ratings of up to 2500 psi and temperature ratings of up to 1000°F, making them ideal for petroleum, chemical, and power generation applications.
Wide range of sizes and materials
ASME B16.5 flanges are available in a wide range of sizes, from ½ inch to 24 inches, and can be made from various materials, including carbon steel, stainless steel, and alloy steel. This versatility makes them suitable for various applications, from small-scale residential plumbing projects to large-scale industrial construction projects.
Easy installation and maintenance
ASME B16.5 flanges are designed with ease of installation and maintenance in mind. They feature a simple bolt-connection design that makes it easy to install and disassemble the flanges, which saves time and reduces labour costs. Additionally, most ASME B16.5 flanges are compatible with gaskets and other sealing materials, which ensures leak-free operation and reduces the risk of equipment damage or failure.
Cost-effective
Despite their superior quality and durability, ASME B16.5 flanges are surprisingly cost-effective. They are widely available from reputable manufacturers at competitive prices, which makes them a popular choice for construction and infrastructure projects of all sizes. Additionally, because of their ease of installation and maintenance, ASME B16.5 flanges can help reduce labour costs and minimize downtime, translating into significant cost savings over the long term.
Compliance with industry standards and regulations
ASME B16.5 flanges are designed and manufactured to comply with the strict quality standards set by industry organizations such as the ASME and the American Petroleum Institute (API). They are also subject to rigorous testing and inspecting measures to ensure safety regulations and standards compliance. This level of quality assurance
Product Description
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Flange |
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Production Name |
ANSI B16.5 Flanges |
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Size Range |
From ½" up to 48 " |
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Schedule |
SCH STD, XS, XXS, SCH 10 ~ SCH 160 |
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Carbon Steel |
ASTM A234 WPB, WPC; ASTM A420 WPL9, WPL3, WPL6, WPHY-42 |
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Standards |
ANSI, ISO, JIS, DIN, BS,GB, SH, HG,QOST,ETC. |
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CE and certification |
ISO9001:2000 , API , BV , SGS, LOIYD |
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The third party inspection |
BV,SGS,LOIYD,TUV,and other party alloyed by clients. |
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Delivery Time |
At the earliest ,within the period required by customer. |
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Remark |
Also can supply IBR fittings and Specialized NACE & HIC Fittings. |
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Wall thickness |
SCH5S,SCH10S,SCH10,SCH40S,STD,XS,XXS,SCH20,SCH30,SCH40,SCH60,SCH80,SCH160 |
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Standard |
(1) ANSI B16.5, A105 150LB / 300LB / 600LB / 900LB / 1500LB / 2500LB |
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Size |
1/2" - 24" |
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Surface treatment |
Antirust oil, black / yellow / transparent / electric galvanized / hot galvanized |
Delivery
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Selling units |
Single item |
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Single package size |
20X15X10 cm |
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Single gross weight |
15.000 kg |
Lead Time
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Quantity (pieces) |
1 - 200 |
> 200 |
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Lead time (days) |
20 |
To be negotiated |
Packaging & Shipping

FAQ
Zhejiang Chengjiu Pipeline Co., Ltd. is one of the most professional ansi/asme b16.5 flanges manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade ansi/asme b16.5 flanges from our factory. For price consultation, contact us.
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