- Since 2016 — The results speak for us.
Innovative and quality solutions for the production of specific parts and assemblies for systems in the pharmaceutical industry.
- Pro-customer approach
- Respect
- Integrity
- Responsibility
- Ethics
Services & Products
What can we produce on demand?
We focus primarily on the production of specific parts, assemblies designed for systems in the pharmaceutical industry, such as CIP/SIP stations, purified water, product piping or their supporting media.
Production of stainless steel parts
From simple components to complex constructions.
Stainless Steel Processing
Cutting, bending, welding, polishing and other technological operations.
Stainless Steel Tanks and Pressure Vessels
For the food, chemical and pharmaceutical industries.
Stainless Steel Piping Systems
For the distribution of liquids and gases.
Stainless Steel Finishes
Polishing, grinding, passivation to achieve desired appearance and durability, electropolishing.
Process
What is our work process?
Why you should choose Prowelding company
Quality
We use high quality stainless steel and pay attention to precise processing.
Experience
We have many years of experience in the industry and can meet even the most demanding customer requirements.
Wide range of products
We offer a wide range of products and services.
Customer approach
We are flexible and adapt to the individual needs of each customer.
Certifications
Certified Quality Standards

ČSN EN ISO 3834-2:2022

EN ISO 3834-2:2021
About
Prowelding was founded in 2016 and became a subsidiary of ESWT Ltd. in 2019, with the intention of operating in the German market for pharmaceutical companies.
Contact us
Let’s keep in touch
Send us your message by filling out the form below. Our specialists will be happy to get in touch with you.
FAQ
Frequently Asked Questions
What welding methods do you offer?
We offer the following welding processes:
- WIG/TIG 141 – manual welding with filler metal
- Orbital welding with filler metal
- WIG/TIG 142 – Manual welding without filler metal
- Orbital welding without filler material
What materials can you weld?
All chromium-nickel (stainless) steels, grade 8.1 according to CEN ISO TR 15608
How do you ensure weld quality?
We use NDT methods to ensure the quality of welds:
- VT – Direct and indirect visual inspection
- PT – Penetration test
- UZ – Ultrasonic testing
- RT – Radiography
What certifications does your company have?
Our company is a holder of the ČSN EN ISO 3834-2 certificate.
What is your delivery time?
We offer delivery times according to the customer’s requirements; of course, it is necessary to coordinate the resulting delivery times according to sub-deliveries from our suppliers. This depends on the specification of the work and the quantity of material to be supplied. We offer considerable time flexibility, always to the complete satisfaction of the customer.
How does the ordering process work?
There are several ways to do this, by phone, email, (contact form) or in person.
Do you offer welding consulting and documentation?
Please feel free to contact us with any questions you may have.
What are your payment terms?
Our payment terms are negotiated according to the scope and financial complexity of the work. As a rule, the payment terms are about 30 days from the delivery of the work. Of course, in the case of large works it is necessary to negotiate the institution of advance payments. We are also able to arrange discounts for prompt payment of tax documents.
How do you ensure that your welding processes meet the stringent requirements of the pharmaceutical industry?
Certified personnel are used to ensure the welding process:
- Welding Supervisor EN ISO 14731
- ADM 2000
- EN ISO 14732
- PED 2014/68/EU – European Pressure Vessel Directive
- Inspection personnel – EN ISO 9712 – NDT visual inspection – non-destructive testing
- Recommended pharmaceutical regulations – FDA, GMP
What documents do you provide for your welding work?
We provide the following documents for welding
- Welding Procedure Qualification WPQR
- Welding Procedures WPS
- NDT Documents
What standards and regulations do you follow when welding and documenting for the pharmaceutical industry?
Standards – EN ISO 13480-1, CEN ISO TR 15608, EN ISO 15614, EN ISO 15609, EN ISO 6906-1, EN ISO 14731, EN ISO 14732, EN ISO 9712, EN ISO 17662, EN ISO 5817
Do you have experience in welding specific materials used in the pharmaceutical industry (e.g. stainless steel, titanium)?
We have experience in welding chromium-nickel, nickel and titanium steels according to CEN ISO TR 15608 groups 8.1, 8.2, 10, 43, 45, 47.
How do you ensure the cleanliness of welded parts?
We ensure the cleanliness of welded parts by rinsing, passivating, ballotinating, grinding and polishing.
What are your welding process validation procedures?
Our welding process validation procedures are revisions and calibrations.