
Instant Quoting
Rapid Prototyping
High-Volume Production
Instant, Custom Quotes for Welding Projects
At JS Precision, we offer a fast and seamless quoting experience tailored to your welding projects. Whether you need one-time prototypes or small batch production, our advanced system generates precise pricing quickly. With a variety of materials and surface finishing options, your welding project can start on time and within budget.
50+ Material Options: Choose from high-strength materials like carbon steel, stainless steel, aluminum, copper, and brass to meet specific performance requirements.
Comprehensive Finishing Options: From anodizing to powder coating, and plating, we offer over 20 surface treatments to match your aesthetic and durability needs, with typical lead times of 3-7 days.
Precision to ±0.05mm: Achieve exceptional accuracy for complex geometries, ensuring each part meets the highest standards.
ITAR Registered
ISO 9001:2015,ISO 13485:2016,AS9100D and lATF 16949:2016 Certified



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Trusted by Engineers and Purchasing Leaders at the World’s Most Successful Companies
Online Custom Metal Welding Services
JS Precision provides professional online metal welding services including TIG, MIG, laser welding and other advanced processes. With experienced welding engineers and strict quality control system, we deliver reliable and aesthetically pleasing welding solutions for various metal structures, ensuring weld strength and airtightness meet industry standards.
Instant Quote & Process Evaluation: Get process recommendations and transparent pricing by submitting 3D drawings or welding requirements
Multi-Process Welding Capability: Proficient in TIG/MIG/laser welding of stainless steel, aluminum, carbon steel etc., with ISO-compliant weld quality
Comprehensive Quality Assurance: Full-process quality control including pre-weld treatment, parameter optimization and NDT (X-ray/ultrasonic) testing
Cost-Effective Processing: Competitive pricing through process optimization and batch production management

Metal Welding Service
Metal Welding Product Showcase
JS Precision provides durable welding services for metal components, utilizing TIG, MIG, and spot welding techniques to ensure structural strength. Ideal for industries like construction, automotive, and heavy machinery, our solutions deliver reliability and performance.
Metal Welding Tolerances
JS Precision offers advanced welding services with tolerances ranging from ±0.1 mm to ±0.5 mm, depending on the material and application. Our techniques ensure strong, durable welds with minimal distortion, making them suitable for both small and large-scale production across a wide range of industries.
Feature
Description
General Tolerances
Metals: ISO 2768-c
Cutting Feature
± .00787" (0.2mm)
Bend Angle
± 1.0°
Bend to Edge
+0.010" (0.254mm)
Bend to Hole
±0.2 mm
Standard Lead Time
3 Business days
Metal Welding Material Selection
JS Precision provides expert welding for materials like carbon steel, stainless steel, aluminum, and various alloys. These materials are chosen for their strength and weldability, ensuring reliability in industries such as construction, automotive, and aerospace.
Metals
- Titanium
- Steel
- Stainless Steel
- Zinc Alloy
- Chromium-Nickel Alloy
- Brass
- Copper
- Aluminum
- Bronze
- Cold Rolled Steel
- Nickel
- Silver-Tin Oxide
- Cast Iron

Titanium is known for high strength, low weight, and corrosion resistance. We process grades like Ti-6Al-4V, Ti-5Al-2.5Sn, Ti-6Al-4V ELI, and Ti-Grade 2, which are widely used in aerospace, medical implants, and sports equipment.
Plastics
- Polycarbonate (PC)
- Polyoxymethylene (POM)
- Polyphthalamide (PPA)
- Polyphenylene Sulfide (PPS)
- Teflon (PTFE)
- Polyvinyl Chloride (PVC)
- Ultra High Molecular Weight Polyethylene (UPE)
- Polyether Ether Ketone (PEEK)
- Nylon (PA)
- Glass-Filled Nylon

Polycarbonate is a transparent, highly durable plastic known for its superior impact resistance. We offer different grades suitable for eyewear lenses, medical devices, and protective equipment.
We offer customization based on your specific material requirements, if you need a material not listed here, our team can source and process ito meet your exact needs
Metal Welding Surface Finishing
Surface finishing in welding is essential for improving both the strength and appearance of welded components. JS Precision’s welding process creates solid, dependable joints, and post-welding treatments such as grinding, polishing, and coating enhance surface smoothness, corrosion resistance, and durability, making them ideal for various industrial applications.
Metal Welding Advantages & Features
At JS Precision, we specialize in delivering high-quality welding solutions tailored to meet the diverse needs of industries such as automotive, aerospace, and heavy machinery. Our advanced welding techniques ensure precision, strength, and reliability for every project, whether you're working with intricate assemblies or safety-critical components. With a commitment to excellence, we bring your vision to life with welds that last.

Precision for Complex and Safety-Critical Components
We provide highly accurate welding that maintains the integrity and design of your components, making it ideal for applications requiring meticulous attention to detail and performance.

Durability for Demanding Environments
Our welds are designed to withstand high stress and extreme conditions, ensuring that your parts perform reliably in harsh environments.

Versatile Material Compatibility
From aluminum to stainless steel, we can weld a wide range of metals to meet the specific requirements of your project, ensuring optimal material performance.

Customized Solutions for Every Project
Whether it’s a simple joint or a complex assembly, we offer flexible welding services that are tailored to your exact specifications.

Scalable Production from Prototype to Full-Scale
We support projects of all sizes, from small prototypes to large-scale production, ensuring flexibility and efficient execution at every stage.

Guaranteed Quality and Reliability
With ISO 9001 certification and rigorous quality control, we guarantee every weld meets the highest standards for strength and performance.

Metal Welding Case Studies
Our welding solutions have successfully supported a range of industries. Below are examples showcasing how JS Precision adapts its welding services to meet the unique demands of each sector, delivering top-quality, durable welded components.
Metal Welding Quality Control
At JS Precision, we specialize in providing robust welding solutions for a wide variety of metal components. Our expertise in advanced welding technologies, combined with skilled craftsmanship, ensures the creation of welded assemblies that meet your exact requirements. With strict quality control measures in place, we guarantee that every weld is strong, durable, and of the highest quality.
In-Process Inspections
Before any part leaves our facility, it undergoes a thorough final inspection. We use advanced measurement tools to verify that every component meets required specifications and precision standards, ensuring the highest level of quality before delivery.
Final Inspections
Before any part leaves our facility, it undergoes a thorough final inspection to verify its quality and precision. We use advanced measurement tools and techniques to ensure that each part meets the required specifications and standards.
Precision Measurement Tools
To maintain precision, we use cutting-edge tools like ultrasonic testing equipment and weld gauges. These tools enable us to measure every detail of the weld, ensuring all components meet tight tolerances and adhere to your project’s specific requirements.
Certified Quality Standards (ISO 9001, ISO 14001, IATF 16949, AS9100D)
Our commitment to quality is backed by ISO 9001 certification, which ensures our quality management system is consistently effective and continually improving. We also adhere to ISO 14001, IATF 16949, and AS9100D standards, ensuring we meet the needs of various industries while maintaining environmental sustainability and operational excellence.
Continuous Improvement
We believe in continuous improvement and regularly review our processes and practices to identify areas for enhancement. By investing in the latest technologies and training for our staff, we strive to maintain our reputation for quality and innovation.

At JS Precision, we’re committed to providing the best Welding services for your projects. If you have any questions or need clarification on our process, we’ve compiled answers to the most common inquiries to guide you. For anything else, feel free to reach out – our team is always ready to assist!
Contact Us for More Information
Should you have any additional questions or require more details, feel free to reach out to us. Our dedicated team is ready to assist you with all your precision manufacturing requirements.
Welding is a versatile joining technique that involves melting materials, typically metals or thermoplastics, to form a strong, permanent bond once cooled. This process is essential for creating durable structures, components, and assemblies in various industries. Whether you're building prototypes or large-scale projects, welding is the solution for creating robust connections.
What Our Clients Say About Us
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Metal Welding Latest News
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