Dongguan Situo Hardware Products Technology Co., Ltd

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Aluminum Alloy Quick Couplers, CNC Precision Machined Pneumatic Hydraulic Quick

China Aluminum Alloy Quick Couplers, CNC Precision Machined Pneumatic Hydraulic Quick

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Aluminum Alloy Quick Couplers, CNC Precision Machined Pneumatic Hydraulic Quick

MOQ： 1PCS
Price： 5-10 USD per item
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Precision	Min0.01
Size	68.0MM
Payment Terms	T/T
Corrosion Resistance	High
function	riveting
Sample period	10 to 15 days
Supply Ability	10000PCS per day
Material	AL
Delivery Time	Communication
Sample	Available
Specification	Customized
Surface treatment	passivation
Application	Mechanical Connections
Packaging Details	Communication
Packing	Plastic bag and carton box
Category	connector
head shape	Customized
Model Number	ST-200026
Brand Name	SITUO
Certification	ISO9001 & TS16949
Place of Origin	GuangDong Dongguan

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Product Details
Company Details

Product Specification


Precision	Min0.01	Size	68.0MM
Payment Terms	T/T	Corrosion Resistance	High
function	riveting	Sample period	10 to 15 days
Supply Ability	10000PCS per day	Material	AL
Delivery Time	Communication	Sample	Available
Specification	Customized	Surface treatment	passivation
Application	Mechanical Connections	Packaging Details	Communication
Packing	Plastic bag and carton box	Category	connector
head shape	Customized	Model Number	ST-200026
Brand Name	SITUO	Certification	ISO9001 & TS16949
Place of Origin	GuangDong Dongguan
High Light	Aluminum alloy quick couplers ，CNC precision machined hydraulic fittings ，Pneumatic quick connect fittings

Aluminum Alloy Quick Couplers, CNC Precision Machined Pneumatic Hydraulic Quick Connect Fittings

1. Product Overview

Aluminum Alloy Quick Couplers are lightweight, tool-free, leak-proof precision connection fittings widely used in pneumatic systems, hydraulic pipelines, automated production lines, new energy equipment and fluid control machinery. Made of high-grade aviation aluminum alloy and processed by integrated CNC precision turning and milling, these quick connectors feature accurate internal valve structure, tight sealing and smooth plug-and-play operation. Compared with steel and brass fittings, aluminum quick couplers are lighter in weight, better in heat dissipation and more convenient in operation. They support fast connection and disconnection without tools, greatly improving equipment maintenance efficiency. With excellent pressure resistance, corrosion resistance and wear resistance, they are ideal precision connecting components for industrial fluid and pneumatic systems. Standard sizes and custom non-standard structures are both available.

2. Core Product Advantages

1. Lightweight Aluminum Alloy Reduces Equipment Load

High-strength aluminum alloy material ensures lightweight performance and structural rigidity. Much lighter than stainless steel and brass connectors, it effectively reduces pipeline load and moving module weight, improving equipment operating speed and stability. Perfect for lightweight automation equipment and high-speed fluid control systems.

2. High-Precision CNC Machining for Zero-Leak Sealing

All inner cavities, valve cores, locking grooves and sealing positions are precisely CNC machined with tight tolerance and smooth inner walls. Equipped with high-quality sealing rings, the couplers achieve firm locking and smooth plugging. No air leakage or oil leakage occurs under high pressure, ensuring long-term stable operation of pneumatic and hydraulic systems.

3. Tool-Free Quick Plug & Play Design

Industrial self-locking quick-connect structure enables fast connection and disassembly without wrenches or auxiliary tools. It greatly saves labor time for equipment debugging, pipeline replacement and daily maintenance, suitable for frequent pipeline switching and high-frequency working scenarios.

4. Rust & Corrosion Resistant for Harsh Workshop Conditions

Aluminum alloy features natural anti-oxidation and anti-corrosion properties, resisting dust, humidity and industrial oil contamination in complex workshop environments. Optional surface treatments such as anodizing, sandblasting and hard anodizing effectively improve surface hardness, wear resistance and weather resistance. The couplers prevent jamming, abrasion and aging during long-term high-frequency operation, greatly extending service life and adapting to continuous industrial working conditions.

5. Full Specifications & Custom Non-Standard Solutions

We provide a complete range of standard pneumatic and hydraulic quick couplers for various pipe diameters and installation methods. Custom services for special-shaped interfaces, reducing joints, extended size couplers and exclusive locking structures are available. All products can be tailored according to equipment fluid parameters, installation space and pressure requirements.

3. Application Scenarios

✅ Quick connect fittings for automated pneumatic pipeline systems

✅ Fast-disconnect couplers for hydraulic and oil pressure equipment

✅ Lightweight connection parts for new energy equipment cooling & gas/oil circuits

✅ Quick plug connectors for tooling jigs and testing equipment

✅ Precision quick couplers for general machinery and fluid control systems

4. Quality Assurance & Service

All aluminum alloy quick couplers undergo strict pre-delivery tests, including air tightness testing, high pressure resistance testing, plug-and-play lifespan testing and full dimensional inspection. Every fitting passes professional sealing simulation tests to ensure zero liquid and air leakage under standard and high-pressure working conditions. We support in-stock fast delivery, rapid prototyping, non-standard custom processing and stable mass production. Dedicated to providing lightweight, high-sealing and durable CNC precision quick coupling solutions for automation, new energy, hydraulic and fluid control industries worldwide.

We have introduced advanced equipment and technology from Japan and Germany (CNC 5-axis and 6-axis machines) to better serve our customers' needs.

Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.

Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.

Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.

Our customers include , bo-sch, Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia, and Cater-pillar.

OUR CAPACITY
Main product names:	Stainless steel screws, carbon steel screws, pins, rivets, nuts,
	eccentric nails, embedded parts, and other fasteners.
Business Type	Factory / Maufacture
Service	CNC Machining
	Turning and Milling
	CNC Turning
	Cold heading
	stamping
	Assembly Service
Material	1). Aluminum: AL 6061-T6, 6063, 7075-T etc
	2). Stainless steel:303,304,304L,316L,316F,630,410,420,430, etc
	3). Steel: 4140, Q235, Q345B,20#,45# 1215,12L14 ,1144,1006,1008,1010,1015,1018 ,10B21,1035,1065 etc.
	4)Alloy steel:5140,4135,4140,3435,5120,415 ,435,440 etc
	5). Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc
	6). Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90),C27000,C51900,C11000,C3604,H62,H65 etc
	7). Copper, bronze, Magnesium alloy, Delrin, POM,Acrylic, PC, etc.
Finish	Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish,
	Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing,
	electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench),
	Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc.
Drawing format	STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples.
Tolerance	+/-0.01mm ~ +/-0.05mm
Surface roughness	Ra 0.1~3.2
Inspection	Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM
	Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge

Company Details

Bronze Gleitlager

Bronze Sleeve Bushings

and

Graphite Plugged Bushings

from Quality China Factory

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Business Type:

Manufacturer,Seller 


Year Established:

2019 


Total Annual:

2800000-3500000


Employee Number:

50~100 


Ecer Certification：

Verified Supplier 

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