Galvanized Steel Pipe Nipple

Electro-galvanized finish per ASTM A153 for long-lasting corrosion protection.

NPT threads machined to ASME B1.20.1 for leak-free, precise fit.

Material: Carbon Steel A53 / A106 Grade B – Available in Schedule 40 and Schedule 80

Standard sizes are suitable for water supply, irrigation, fire protection, and outdoor piping, and can also be customized to meet your requirements.

Factory direct supply — competitive pricing for bulk and container orders

Custom services offer more choices for length, diameter, and surface treatment.

Application

Fire sprinkler pipeline system

Industrial gas pipeline

Boiler room piping

Water supply systems

Mechanical equipment pipelines

Cost Advantage

Our galvanized pipe nipples help reduce total installation cost in industrial piping systems.

The threaded design allows direct connection without welding, saving labor and equipment costs.

The galvanized coating improves corrosion resistance.

This extends service life and reduces maintenance frequency in water and fire protection pipelines.

For contractors and distributors, this means stable performance and lower lifecycle cost.

Easy Installation

We manufacture threaded pipe nipples with standard NPT or BSP threads.

These threads are widely used in international pipeline systems.

Installers can connect them quickly using common pipe tools.

No welding or special equipment is required on site.

This makes them practical for large pipeline projects and fast installation schedules.

Material Options

Different pipeline environments require different materials.

Galvanized Carbon Steel

Provides strong corrosion resistance in water supply and fire sprinkler systems.

Black Carbon Steel

Offers high strength and is commonly used in gas or mechanical pipelines where coating is not required.

Stainless Steel

Best choice for corrosive environments such as chemical plants or marine systems.

ASTM B43 Brass

Suitable for plumbing and low-pressure systems with good corrosion resistance.

Selecting the correct material improves system reliability and service life.

Production Capacity

We operate a stable production line for threaded steel pipe nipples.

Our factory supports large-volume orders for international projects and distributors.

Typical lead time ranges from 15 to 30 days, depending on order volume.

We also support OEM production, custom lengths, and private labeling.

Strict inspection is applied to thread accuracy, coating thickness, and dimensional tolerance.

Compatible Products

Our galvanized pipe nipples are commonly used with:

Pipe Coupling

Reducer Coupling

Elbow

Pipe Union

Valve

Flange

These fittings create reliable threaded pipeline connections in industrial systems.

Size & Drawing

We produce galvanized pipe nipples in a wide range of sizes.

Typical size range: **1/8” to 6”** with various length options.

Available standards include:

ASTM

ANSI

DIN

BS

For project engineers and buyers, we can provide CAD drawings and PDF technical drawings for confirmation.

FAQ

What is a galvanized pipe nipple used for?

A galvanized pipe nipple is used to connect two female threaded pipe fittings.

It is widely applied in fire protection, water supply and industrial piping systems.

 

What thread standards are available?

We mainly supply pipe nipples with NPT and BSP threads.

Other thread specifications can also be produced according to customer requirements.

 

Can you provide OEM pipe nipples?

Yes. We support OEM production including custom lengths, packaging and marking.

This service is commonly used by distributors and project suppliers.

Our SS304 pipe nipple offers superior corrosion resistance and durability for demanding industrial applications. Manufactured from high-grade stainless steel 304 material, this 1/2 inch pipe nipple features precision NPT (National Pipe Thread) threading for secure, leak-proof connections.

Key Features:

  • Material: Stainless Steel 304 (1.4301, X5CrNi18-10)
  • Size: 1/2 inch (DN15)
  • Thread Type: NPT (National Pipe Tapered Thread)
  • Standard: ASME B16.11, ASTM A403
  • Length Options: 2″, 3″, 4″, 6″, 8″, 10″, 12″ (custom lengths available)
  • Surface Finish: Bright annealed or pickled & passivated
  • Pressure Rating: Up to 6000 PSI

Applications: Perfect for oil & gas, petrochemical plants, food & beverage processing, pharmaceutical equipment, water treatment systems, and marine installations where corrosion resistance is critical.

Quality Assurance: Each pipe nipple undergoes 100% dimensional inspection and thread gauge testing. ISO 9001:2015 certified manufacturing. Material test certificates (MTC) provided with every order.

Minimum Order: 50 pieces | Free Samples Available | Delivery: 7-14 days

Can you supply pipe fittings in bulk for projects?

Yes, we specialize in bulk production for distributors, contractors, and industrial projects. Our factory ensures stable quality, consistent thread accuracy, and reliable delivery times.

What is the difference between a pipe nipple and a pipe coupling?

A pipe nipple has external threads on both ends, while a pipe coupling has internal threads.
In most threaded piping systems, a pipe nipple connects two couplings or other female threaded fittings.

Do you provide NPT and BSP threaded pipe fittings?

Yes, we manufacture threaded pipe fittings according to international standards, including NPT and BSP threads, ensuring compatibility with global piping systems.

Ready to discuss your project?

Contact us today for expert guidance and competitive quotes.