Durable Stainless Steel Single Double Door Spring Hinge

Product Description

Product Description

Business Type	Factory / Manufacturer
Service	CNC Machining
	Turning and Milling
	CNC Turning
	OEM Parts
Material	1). Aluminum: AL 6061-T6, 6063, 7075-T etc
	2). Stainless steel: 303,304,316L, 17-4(SUS630) etc
	3). Steel: 4140, Q235, Q345B,20#,45# etc.
	4). Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc
	5). Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc
	6). 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
Capacity	CNC turning work range: φ0.5mm-φ150mm*300mm CNC milling work range: 510mm*1020mm*500mm

Distinctive Edge Showcased

High Precision

Excellent Surface Quality

One of the primary features of precision machining is its high degree of accuracy. By utilizing advanced machining equipment and processes, precise control over part tolerances can be achieved, often reaching micrometer or even nanometer levels. This level of precision is essential for industries such as aerospace, aviation, and precision instrumentation.

Precision machining enables precise control over the surface quality of parts. By optimizing processing parameters and techniques, extremely low surface roughness and highly consistent finishes can be achieved. This high surface quality is crucial for applications in optics, electronics, and medical devices.

High Flexibility

High Efficiency

Environmental Friendliness

Precision machining exhibits broad applicability, capable of integrating with various materials and processing techniques to create parts of diverse shapes, sizes, and compositions. This flexibility allows precision machining to cater to the needs of diverse industries and applications.

With the advancements in automation and intelligence technology, precision machining has achieved a high level of automation and intelligence. By employing numerical control technology, automated inspection, and other methods, the processing process can be precisely controlled and optimized, leading to increased efficiency and reduced production costs.

Precision machining emphasizes environmental protection and sustainable development. By adopting advanced equipment and processes, waste and emissions during processing can be minimized, reducing the impact on the environment.

Strict Quality Control

Incoming Material Inspection

In-Process Quality Control

Product Testing

The evaluation of raw materials upon arrival to ensure they meet specified quality and conformity standards.

Ongoing monitoring and assessment during the manufacturing process to guarantee that products align with quality benchmarks.

Systematic examination of a finished product's functionality and safety to confirm compliance with predefined criteria or standards.

Company Profile

Qingdao Shiji Pinyang Machinery Manufacturing Technology Co., Ltd.

specializes in custom precision parts R&D for over a decade, with a 5,000 sqm production base equipped with 200+ high-end machines from Germany and Japan, achieving ±0.005mm tolerance and annual output of 50 million pieces. Core technologies include five-axis machining, CNC turning milling, sheet metal stamping, and laser welding, integrated with processes like stainless steel casting, die-casting, hot forging, and vacuum coating to provide one-stop services from prototyping to mass production for new energy, medical, and industrial sectors. Service features 72-hour rapid prototyping, 15-day batch delivery, and ISO quality control. Products export to 20+ countries, with key successes: 2 million zinc alloy gearboxes for smart homes annually, waterproof housings for EV chargers passing 1000-hour salt spray tests, and medical titanium implants at ±0.01mm tolerance. A 20-member R&D team holds 12 patents, solving challenges like preventing micro-part deformation for industry advancement.

Certifications

FAQ

Q1: Could you please specify the main products and materials you supply? 
We specialize in supplying a wide range of products, including Bolt, Nuts, rivet, Special Non-standard studs, Turning parts, and High-end precision complex CNC Machining parts and offer these products in various materials such as Aluminum, Stainless Steel,Copper, and Titanium, or according to your specific requirements.

Q2: When can I expect to receive the pricing information? 
We understand the importance of timely responses, and therefore, we strive to provide you with a quotation within 12 hours. In urgent cases, please feel free to contact us directly by phone or email, and we will ensure a special offer is provided within 24 hours.

Q3: If you don't find the desired product on our website, what's the process to request a custom quote? 
In the event that you cannot find the product you need on our website, we encourage you to send us 2d 3d drawings of the required products via email.We can also create a new model specifically for you if you send us samples by International Express.

Q4: Can you ensure that our products meet the specified tolerance and high precision requirements? 
We specialize in providing high precision parts that strictly adhere to the tolerance specified in the drawings. We understand the importance of precision in your business and are committed to meeting your requirements.

Q5: Could you provide a step-by-step guide on how to place an order and make payment? 
When it comes to ordering and payment, we offer a convenient process. For samples, we require 100% payment with the order. For production, we request a 30% deposit before arranging production, with the balance to be paid before shipment.

Q6: What's the typical delivery time for your products? 
In terms of delivery time, we strive to provide efficient service. Standard parts can be delivered within 7-15 days, while non-standard parts may take 15-25 days.We prioritize timely delivery without compromising on quality.

Q7: Could you explain the process for customizing products (OEM/ODM)? 
We specialize in custom-made hardware solutions. If you have a new product drawing or a sample, we can tailor our hardware to meet your specific requirements. Our team of professionals will provide expert advice to ensure that the design is realized and the performance is maximized.