VVINSCO | AT YOUR SIDE
Stainless Steel Drinking Water Pipe
304 / 316L · Building Water Supply · Custom Specifications
23+ years of stainless steel manufacturing and export experience
Foshan Winsco Metal Products Co., Ltd. · Foshan, China
Factory Supply for Your Water Pipe Project
VVINSCO manufactures stainless steel pipes for drinking water and building water supply projects. We support distributors, contractors and project buyers with specified outside diameters, wall thicknesses, lengths and packing requirements.
Share your project drawings or purchase list with our team. Material grade, pipe dimensions, connection compatibility and applicable project requirements are confirmed before production.
Made to your order
304 / 316L material options · Custom lengths · Project quantities · Export packing
Product Overview
| Item |
Details |
| Product |
Stainless Steel Drinking Water Pipe / Potable Water Supply Tube |
| Material options |
304 and 316L; grade to be confirmed with your order |
| Cross-section |
Round |
| Dimensions |
See the supplied size series below |
| Length |
According to order requirements |
| Surface |
Surface finish and internal condition to be agreed before production |
| Connection |
Specify the fitting system and required dimensional compatibility |
| Supply |
Custom manufacturing, wholesale and project orders |
| Origin |
Foshan, Guangdong, China |
Available Pipe Dimensions
Dimensions below are outside diameter × nominal wall thickness, in millimetres. Series I and II follow the supplied product chart. Select the exact OD and thickness when ordering.
| Nominal Size (DN) |
Series I: OD × Nominal Wall (mm) |
Series I: Actual Wall (mm) |
Series II: OD × Nominal Wall (mm) |
| DN15 |
16 × 0.8 |
0.72 |
15.88 × 0.8 |
| DN20 |
20 × 1.0 |
0.92 |
22.2 × 1.0 |
| DN25 |
25.4 × 1.0 |
0.92 |
28.6 × 1.0 |
| DN32 |
32 × 1.2 |
1.12 |
34 × 1.2 |
| DN40 |
40 × 1.2 |
1.12 |
42.7 × 1.2 |
| DN50 |
50.8 × 1.2 |
1.12 |
48.6 × 1.2 |
| DN60 |
63.5 × 1.2 |
1.12 |
— |
| DN65 |
76 × 1.2 |
1.12 |
76.1 × 2.0 |
| DN80 |
88.9 × 2.0 |
1.82 |
88.9 × 2.0 |
| DN100 |
101.6 × 2.0 |
1.82 |
108 × 2.0 |
| DN125 |
133 × 2.5 |
2.28 |
133 × 2.5 |
| DN150 |
159 × 2.5 |
2.28 |
159 × 2.5 |
| DN200 |
219 × 3.0 |
2.82 |
219 × 3.0 |
| DN250 |
273 × 3.0 |
2.82 |
273 × 3.0 |
| DN300 |
325 × 4.0 |
3.82 |
325 × 4.0 |
European-Series Pipe Dimensions
European-series dimensions as listed in the supplied chart; the applicable EN standard is to be confirmed for the order.
| Nominal Size (DN) |
OD × Wall Thickness (mm) |
| DN15 |
18 × 1.0 |
| DN20 |
22 × 1.2 |
| DN25 |
28 × 1.2 |
| DN32 |
35 × 1.5 |
| DN40 |
42 × 1.5 |
| DN50 |
54 × 1.5 |
| DN65 |
76.1 × 2.0 |
| DN80 |
88.9 × 2.0 |
| DN100 |
108 × 2.0 |
Notes from the supplied chart: Finished pipe length tolerance is ±10 cm. Wall thickness tolerance is within −10%; the chart gives 0.92 mm as an example actual thickness for a nominal 1.0 mm wall. The actual-wall values above apply only to Series I. Final dimensions, tolerances, length, applicable standard and fitting compatibility must be confirmed with the order.
Surface & Inner Wall
Review the product photographs below for the visible exterior and internal surface. Specify your required finish, weld treatment and inspection criteria so that the supplied pipes match your project purchase specification.
Engineering Applications
Application references include residential and commercial water supply, campus distribution, rooftop pipework and indoor plumbing installations.
Application montage adapted from the supplied project images for English presentation.
Production & Order Inspection
Raw material selection → Tube forming → Welding → Sizing → Surface treatment → Inspection → Packing
Agree on inspection requirements for outside diameter, wall thickness, length, straightness, weld appearance and surface condition. Please specify any required material documents or additional testing when requesting a quotation.
Why Work with VVINSCO?
- 23+ years of experience: stainless steel manufacturing and international export.
- Factory communication: discuss production requirements directly with our team in Foshan.
- Custom orders welcome: send your dimensions, drawings, finish requirements and quantities.
- Export support: coordinate packing, order documentation and delivery requirements.
Frequently Asked Questions
Can I order custom dimensions?
Yes. Send the required outside diameter, wall thickness, length and quantity for feasibility and quotation.
What should I confirm for a drinking water project?
Confirm the required material, local potable-water requirements, operating conditions and compatible connection system. Any required certification or test documentation should be specified and confirmed before ordering.
Can you supply 304 and 316L?
Both grades can be discussed. Specify the required grade in your inquiry so material availability and the production plan can be confirmed.
What information is needed for a quotation?
Please provide grade, OD, wall thickness, length, quantity, connection requirements, delivery destination and any project drawings.
Let’s Discuss Your Water Supply Project
Send your specification list or drawings to VVINSCO for a quotation tailored to your order.
Grade + OD × wall thickness + length + quantity + destination
Your message must be between 20-3,000 characters!
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