NXF UNS C28000/JIS C2800/H62/ISO CuZn40/CZ109 DN15-1200 Class 3000-9000 Brass Forging Threaded Straight or Reducing Hex Nipple

2026-10-12 20:19 NXF GROUP
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Products Description

C2800 Introduction

Brass is a versatile copper-zinc alloy series with comprehensive mechanical and physical properties, including excellent
electrical and thermal conductivity, structural strength, surface hardness, wear resistance, ductility and outstanding corrosion resistance. Brass materials feature rich and adjustable surface colors ranging from yellow, red, silver to golden tones, which are widely adopted by designers and architects to optimize interior and exterior decorative effects for architectural projects. UNS C28000 (C2800) is a high-quality standard yellow brass alloy within the brass material system. It inherits superior ductility and stable machinability, supporting precision stamping, bending, forging and pressing forming processes. With uniform material texture, bright polishing performance and reliable atmospheric and freshwater corrosion resistance, C2800 brass maintains stable mechanical performance and long service life under conventional working conditions. Widely applied in plumbing pipe fittings,press-fit pipeline components, architectural decorative hardware, instrumentation accessories, valve parts and general mechanical engineering components, UNS C28000 brass serves as a cost-effective and multi-functional alloy for industrial connection and architectural decoration scenarios

Brass Forging Threaded Straight or Reducing Hex Nipple Introduction

Brass Forging Threaded Straight or Reducing Hex Nipple is a common pipe connecting fitting manufactured by hot forging process. It features a hexagonal middle body for easy wrench gripping and external threads on both ends, available in straight type with equal size and reducing type with different sizes to connect pipes, hoses or equipment of the same or different diameters. The hexagonal section provides convenient clamping and tightening during assembly without slipping.
Made of high-quality brass with stable forging structure and fine grain, this nipple delivers excellent strength, corrosion
resistance and reliable sealing performance. Its precise external thread and smooth inner bore ensure firm connection, no leakage and easy disassembly. It complies with DIN, ISO, BS and other international standards and is available in a full range of thread sizes, lengths and pressure ratings.
Extensively applied in plumbing systems, pneumatic pipelines, hydraulic equipment, water supply and industrial piping, this nipple serves as a durable and cost-effective joint component for medium and low pressure applications requiring compact structure and convenient installation.
Brass Forging Threaded Straight or Reducing Hex Nipple Drawing
C2800 Chemical Composition And Mechanical Properties
Factory and Product Pictures
Brass Forging Threaded Straight or Reducing Hex Nipple Product Pictures
C2800 PMI spectral testing proves
Video of a customer visiting us


Product processing

Brass Forging Threaded Straight or Reducing Hex Nipple Product Processing

1.Raw Material Inspection & Blanking:
Adopt high-quality brass bar raw materials conforming to international industrial standards. Strictly inspect material composition, copper content, surface finish and internal compactness to eliminate raw materials with impurities, air holes, cracks and structural defects. According to the required nipple specification, thread size and body length, perform precise fixed-length cutting and blanking to provide standardized blanks for subsequent hot forging forming.

2. Heating & Hot Forging Forming:
Complete professional heating treatment to uniformly raise the brass blanks to the suitable forging temperature range. Adopt precision hot forging process to forge the hexagonal middle body and the connecting ends into the preliminary nipple shape. Strictly control heating temperature, forging pressure  hexagonal outline, uniform wall thickness and dense internal structure, preventing overheating, cracks and deformation during forming.
3.Machining & External Threading:
Conduct precision turning and external threading treatment on the forged semi-fini、hed nipple bodies. According to straight or reducing types, machine the two connecting ends into equal or different thread sizes with accurate external threads and smooth end faces. Strictly control thread pitch, diameter tolerance and surface finish to ensure stable thread matching, convenient wrench gripping and reliable sealing performance.
4. Heat Treatment & Deburring:
Implement professional stress-relief heat treatment to optimize the internal grain structure of brass and eliminate residual forging and machining stress, significantly improving overall hardness, structural strength and toughness. Perform complete deburring, chamfering and surface cleaning to remove burrs and machining residues, ensuring clean end faces and neat external threads for safe assembly and long service life.
5.Surface Treatment & Full Quality Inspection:
Carry out customized surface treatments including polishing, brightening and anti-corrosion oxidation treatment to enhance surface finish, gloss and corrosion resistance. Conduct comprehensive full-range inspection covering dimensional tolerance detection, thread gauge test, surface defect screening and structural performance sampling inspection to ensure all indicators meet international fitting standards.

6.Sorting, Packaging & Warehousing:
Automatically sort and classify qualified nipples according to different thread sizes, body lengths and surface treatment processes. Adopt professional dust-proof, scratch-resistant, moisture-proof and anti-collision packaging materials to fully protect the hexagonal body and external threads from damage during storage and transportation. Attach standard labels including material grade, product specification, production batch and inspection qualification information. All finished products are stored in classified standardized warehouses and delivered only after strict final inspection.

Our NXF GROUP advantage as follow

1.Our NXF GROUP have our own factory, and we can control the cost by producing by ourselves. We have a great advantage in price and can give you the lowest price based on best quality.
2.Our NXF GROUP can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality,Such as PMI and size testing.
3.Our NXF GROUP biggest advantage is 3S service. Small quantity, short time, special materials.
4.Our NXF GROUP have excellent quality certificate system and trademark certificate.
5.Our NXF GROUP have a comprehensive after-sales service guarantee, such as the transaction guarantee provided by Alibaba International Station, as well as remote technical guidance and services.
6.Our NXF GROUP have a well-established logistics support system that can save you both time and money, providing you with a one-stop service.
Packing & Delivery
Packing
Delivery
Company Profile
New XiFei (SuZhou) Business Co.,Ltd is one of the leading and most respected manufacturers in China. Our products include metals,machinery, containers, construction materials, mechanical products, electrical systems, and medical accessories.Established in1980, XIFEI has been working diligently ever since to embrace the needs of our global customer base.We work to ensure absolute customer satisfaction. Our team has dedicated itself to perfecting our three core components, "Service, Management and Craftsmanship." Our advantage:3S Service(Small Quantity/Short Time/Special Material)
Certification
FAQ
1. who are we?
We are based in Jiangsu, China, start from 2021,sell to South Asia(30.00%),Eastern Asia(10.00%),Mid East(10.00%),Eastern Europe(10.00%),South America(10.00%),Domestic Market(5.00%),North America(5.00%),Northern Europe(5.00%),Central America(5.00%),Africa(5.00%),Southeast Asia(5.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Pipe,Flange,Steel plate,Pipe fittings,Alloy products

4. why should you buy from us not from other suppliers?
Our advantage:
1.Our NXF GROUP have our own factory, and we can control the cost by producing by ourselves. We have a great advantage in price and can give you the lowest price based on best quality.
2.Our NXF GROUP can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality,Such as PMI and size testing.
3.Our NXF GROUP biggest advantage is 3S service. Small quantity, short time, special materials.
4.Our NXF GROUP have excellent quality certificate system and trademark certificate.
5.Our NXF GROUP have a comprehensive after-sales service guarantee, such as the transaction guarantee provided by Alibaba International Station, as well as remote technical guidance and services.
6.Our NXF GROUP have a well-established logistics support system that can save you both time and money, providing you with a one-stop service.


5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU;
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,PayPal;
Language Spoken:English,Chinese,Spanish,Russian



Phone
+8613917160311
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+8613917160311
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Email
info@nxf-group.com
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