Haoyin (Ningbo) Bellows Technology Co., Ltd.

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    +86-574-62166708

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    +86-18616887802

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    No. 25 Gubei Road, Simen Town, Yuyao, Ningbo City, Zhejiang Province, China

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Haoyin corrugated pipe, connecting the world's pipelines with professional expertise for the future. Green factories produce high-quality products, specializing in precision and showcasing new strength.

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Haoyin (Ningbo) Bellows Technology Co., Ltd. is a professional enterprise specializing in the R&D, design, manufacturing, and sales of stainless steel bellows.

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DN12 Stainless Steel Whistle Free Gas Connector Manufacturers

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Home / Products / Gas Connector / Stainless Steel Whistle Free Gas Connector / DN12 Stainless Steel Whistle Free Gas Connector

Product Categories

  1. Gas Connector
    1. Stainless Steel Gas Connector(CSA certificate)
    2. Stainless Steel Whistle Free Gas Connector
  2. Plumbing Pipe/Water Liner
    1. Inner Liner/Inner Pipe/Inner Tube
    2. Outer
    3. Nut
    4. Special Specifications
  3. Metal Hose and Compensator

Hot Products

DN12 Stainless Steel Whistle Free Gas Connector

This DN12 stainless steel whistle-free gas connector is made of high-quality 304 stainless steel with a pipe wall thickness of 0.25 mm, offering excellent corrosion resistance and long-term stability. The connector is equipped with a 3/4"-16UNF flared nut and is available with various adapter specifications, including 3/43/8M(1/4F), 3/43/8F, 3/41/2M(3/8F), and 3/41/2F, allowing for flexible adaptation to different pipe diameters and interface requirements.

Available in a range of lengths: 12"/18"/24"/36"/48"/60"/72", suitable for installation in residential, commercial, and industrial gas systems. The nut material is brass or carbon steel, and the hard seal design ensures reliable sealing and prevents leaks. The whistle-free design effectively reduces airflow noise, providing users with a quieter experience.

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Product Parameters

Thickness 0.25mm
Flare Nut 3/4"-16UNF
Adapter 3/4*3/8M(1/4F)
3/4*3/8F
3/4*1/2M(3/8F)
3/4*1/2F
Size 12"/18"/24"/36"/48"/60"/72"
Material 304 stainless steel
Color Stainless Steel Black
Cover Material Non Brass/Carbon Steel
Seal Form Hard sealing
Nut Material Brass/Carbon Steel
PREV：DN15 Stainless Steel Whistle Free Gas ConnectorNEXT：DN10 Stainless Steel Whistle Free Gas Connector

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  • DN15 Stainless Steel Whistle Free Gas Connector

    The DN15 stainless steel whistle-free gas connector features a 0.25mm wall thickness, offering excellent corrosion resistance and long-term stability. The connector is equipped with a 15/16"-16UNF flare nut and is available with various adapter specifications, including 15/161/2M(3/8F), 15/161/2F, 15/163/4M(1/2F), and 15/163/4F, allowing for flexible adaptation to different pipe diameters and interfaces. Available in a range of lengths: 12"/18"/24"/36"/48"/60"/72", making it convenient for residential, commercial, and industrial gas system installations. The nut material is brass or carbon steel, combined with a hard seal design to ensure reliable sealing and prevent leaks. Available in stainless steel and black finishes, the product is aesthetically pleasing and highly functional. The whistle-free design effectively reduces airflow noise, enhancing user comfort. It is a safe and reliable choice for gas pipeline connections and equipment installations.
  • DN10 Stainless Steel Whistle Free Gas Connector

    The DN10 stainless steel whistle-free gas connector is made of 304 stainless steel with a pipe wall thickness of 0.2 mm, offering excellent corrosion resistance and durability for long-term stable operation. The connector is equipped with a 5/8-18UNF flare nut and is available with various adapter specifications, including 5/83/8M(1/4F), 5/83/8F, 5/81/2M(3/8F), and 5/81/2F, providing flexible adaptation to different pipe diameters and interface requirements. The product is available in various lengths: 12"/18"/24"/36"/48"/60"/72", facilitating installation in both residential and commercial gas systems. The nut material is brass or carbon steel, combined with a hard seal design to ensure reliable sealing and prevent leaks. Available in stainless steel and black finishes, the product is aesthetically pleasing and highly functional, making it a safe and reliable choice for gas pipeline connections and equipment installation. The whistle-free design effectively reduces airflow noise, enhancing user comfort.
  • DN20 Stainless Steel Whistle Free Gas Connector

    The DN20 stainless steel whistle-free gas connector is manufactured from high-quality 304 stainless steel with a pipe wall thickness of 0.25 mm, offering excellent corrosion resistance. The connector is equipped with a 1 1/8"-16UNF flare nut and is available with various adapter specifications, including 1 1/8*3/4M(1/2F) and 1 1/8*3/4F, allowing for flexible adaptation to different pipe diameters and interface requirements. The nut is made of brass or carbon steel, and combined with a hard seal design, ensures reliable sealing and prevents leaks.  The product features a natural stainless steel finish, offering both aesthetic appeal and strong functionality.  The whistle-free design effectively reduces airflow noise, providing users with a quieter and more comfortable experience.
  • DN12 Stainless Steel Gas Connector

    This DN12 stainless steel gas connector is made of high-quality 304 stainless steel with a wall thickness of 0.25 mm, offering excellent corrosion resistance and durability. It features a 3/4"-16UNF flare nut and is available with various adapter specifications, including 3/43/8M(1/4F), 3/43/8F, 3/41/2M(3/8F), and 3/41/2F, to meet the installation needs of different pipe diameters and interfaces. The connector is available in various lengths: 12"/18"/24"/36"/48"/60"/72", making it suitable for installation in residential, commercial, or industrial gas systems. The nut material is available in brass or carbon steel, offering high strength and excellent pressure resistance. The product comes in a variety of colors, including stainless steel, yellow, and black. Its hard seal design ensures reliable sealing at the interface, eliminating the risk of leaks, making it a safe and reliable choice for gas pipeline connections and equipment installation.
  • DN10 Stainless Steel Gas Connector

    This DN10 stainless steel gas connector is designed for residential and commercial gas systems.  Made from high-quality 304 stainless steel with a 0.2mm wall thickness, it is corrosion-resistant and high-temperature resistant, ensuring safe and reliable long-term use. The connector features a 5/8-18UNF flare nut and supports various adapter specifications, including 3/8“OD Flare-3/8” MIP（1/4“FIP), 3/8“OD Flare-3/8” FIP,3/8“OD Flare-1/2” MIP（3/8“FIP), and 3/8“OD Flare-1/2” FIP, providing flexible adaptation to different pipe diameters and interface requirements. A wide range of lengths is available, from 12 inches to 72 inches, facilitating installation in home kitchens, commercial gas equipment, or industrial gas systems.
  • DN15 Stainless Steel Gas Connector

    This DN15 stainless steel gas connector is made of high-quality 304 stainless steel with a pipe wall thickness of 0.25 mm, offering excellent corrosion resistance and durability. The connector is equipped with a 15/16"-16UNF flare nut and is available with various adapter specifications, including 15/161/2M(3/8F), 15/161/2F, 15/163/4M(1/2F), and 15/163/4F, allowing for flexible adaptation to different pipe diameters and interfaces. The nut material is available in brass or carbon steel for enhanced strength and pressure resistance.  The product comes in a variety of colors, including stainless steel, yellow, and black.  Featuring a hard seal design, it ensures reliable sealing and prevents leaks, making it a safe and reliable choice for gas pipeline connections and equipment installation.

About us

Haoyin (Ningbo) Bellows Technology Co., Ltd.

ESTABLISHED FOR 20 YEARS.

Haoyin (Ningbo) Bellows Technology Co., Ltd. is a professional enterprise specializing in the R&D, design, manufacturing, and sales of stainless steel bellows. It is committed to providing safe, efficient, and durable flexible connection solutions for gas, plumbing, heating, and other fields. We are a professional OEM DN12 Stainless Steel Whistle Free Gas Connector manufacturers and ODM DN12 Stainless Steel Whistle Free Gas Connector factory, Covering an area of 35 mu, the company has 18,000 square meters of standardized workshops and has obtained multiple management system certifications, such as ISO9001, ISO14001, and ISO45001.
As a "National High-tech Enterprise" and "Green Factory", Haoyin has always adhered to the production philosophy of "Striving for Excellence, Forging Quality". It has built a full-process quality management system from raw material screening, structural design, manufacturing, performance testing to after-sales support, continuously creating higher value for customers.

  • 18,000m² 01

    Factory Area

  • 50 + 02

    Advanced Equipment

  • 120+03

    employees

  • 30+04

    Monthly Production (10000 meters)

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certificate

Certificates and Honors

As a national high-tech enterprise, it holds ISO 9001/14001 and FSC triple international certifications, has 12 invention patents authorized and participated in the compilation of 3 industry standards. Its products have obtained EU CE/US ASTM certification, and have been implemented in landmark projects in 20 countries around the world, serving 300+ professional customers.

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