Haihao Group Ships ASTM A733 Double Male Threaded Nipples to India

Haihao Group has completed the delivery of double male threaded nipples to an industrial customer in India.
The products are manufactured from ASTM A733 steel pipe with ASTM A106 Grade B material, featuring MNPT threads on both ends and a standard length of 100 mm.

These threaded fittings are widely used for connecting piping components in compact systems where welding is not preferred.

Supplied Product Specifications

The shipment includes multiple sizes and wall thicknesses to match different pressure requirements:

• 1/2″ SCH 40, ASTM A733, A106 Gr.B, MNPT × MNPT, 100 mm
• 3/4″ SCH 40, ASTM A733, A106 Gr.B, MNPT × MNPT, 100 mm
• 1/2″ SCH 80, ASTM A733, A106 Gr.B, MNPT × MNPT, 100 mm
• 3/4″ SCH 80, ASTM A733, A106 Gr.B, MNPT × MNPT, 100 mm

All products are supplied with a rust preventive oil coating, providing effective protection during storage and overseas transportation.

ASTM A733 double male threaded nipples with MNPT threads and rust preventive oil supplied by Haihao Group

Material and Threading Advantages

ASTM A106 Grade B carbon steel offers reliable mechanical strength and good machinability, making it suitable for threaded piping components.
The MNPT threads are precisely machined to ensure tight sealing and easy installation, reducing the risk of leakage in service.

Both SCH 40 and SCH 80 wall thicknesses are available to accommodate different operating pressures and system designs.

Typical Applications

These double male threaded nipples are commonly used in:

• Industrial piping and utility lines
• Oil and gas auxiliary systems
• Instrumentation and small-bore piping
• Water, steam, and compressed air systems

Quality Control and Inspection

Each batch of threaded nipples undergoes strict quality checks, including:

• Dimensional and length inspection
• Thread accuracy verification
• Visual inspection of surface finish
• Material control in accordance with ASTM requirements

Haihao Group ensures that all products meet project specifications and international standards before shipment.

Why Haihao Group

As an experienced manufacturer and exporter of carbon steel pipes and fittings, Haihao Group supplies threaded nipples, flanges, elbows, reducers, and customized piping components to global markets.

Our stable quality control system and flexible production capacity allow us to support both standard and project-specific requirements.