| Certificate

Over 100 patents including utility,invrention and industrial design.

Pass through ISO certificates of  ISO9001/22000/ 45001, and other export certificates of  CE, PED, API650, AS1210, AS1692, CSA.

| Processing Machinery

Pretank use advanced processing machines to fabricate our stainless steel tanks,including auto Robbot welding machine,laser cutting/welding machine,CNC lathe,plasma cutting and automatic welding machines.

The machines replace labor working and minimize the human fault& tanks defects,improve tank quality, shorten construction period.

| About Company

Pretank is established in 1971, it's the largest-scale and longest-history stainless steel vessels manufacturer in China，with 4000 staff, 666,000 m㎡ floor space and US$240 million annual sales. We have the most advanced technology, R&D capability in the industry,adopt solidworks and AutoCAD to design vessels, Engaged in formulation of National Standard in designing, producing, inspection and transportation.

53-Year History in Tank Fabrication

Prettech stainless steel tanks already used in 40 classifications,gather rich experiences and precipitate skills in varied industries,win 100,000 client’s trust

Guarantee Quality

- Ensure no leaks no rust, easy cleaning.
- All tanks are over engineered and heavy-duty made, lengthen tank service life.
- Stainless steel tanks produced by automatic and laser machines, reduce labor fault.
- Each tank is strictly tested and inspected before delivery.
- We pass through ISO certificates CE, PED, API650, AS1210, AS1692, CSA, supply 2-year warranty.

Competitive Price

Scale production and automatic machines reduce cost, Pretank always perseus the most reasonable price policy to share the profits with our consumers and distributors. With same quality our price are more strong competitive.

Customize Service Free of Charge
Our bespoke tanks are tailor-made for each project, considering material, strength calculations, dimensions, fittings, and ports.We listen carefully to your needs and provide humane designs.

Lifetime Engineering Service

At pretank family, you will get lifetime engineering service! Installation service on your site, making all the AutoCAD drawings for you, completely free parts replacement in the warranty date, low cost parts supplied out of the warranty, technology support door to door, lifetime consult support.

| FAQ

1.  Can you produce tanks with S.S.316L?

A: Yes we can, the wetted-parts are produced by S.S.316L to guarantee the corrosion resistance, the non-wetted parts are produced by S.S.304 to reduce cost.

2. What’s the lead time?

A: 35-50 working days depend on the order quantity.

3. How do you ship the goods?

A: We usually ship by sea in containers or flat rack.

4. Do you supply door to door shipping?

A: Yes we do, Pretank do ocean shipping, customs clearance, import procedures and deliver products to the appointed place.

5. What inspections will you do before delivery in your factory?

A: All tanks would be tested by static pressure test, dye penetration or X-ray test if requested.

Can't find the ideal tank for pomace fermentation?

- Let's custom it