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VVINSCO Small Diameter Stainless Steel Round and Square Tubes

1 Metric Ton per Size and Finish; Trial Orders Negotiable
MOQ
Quoted Based on Grade, Size, Thickness, Finish, Quantity and Incoterms
Price
VVINSCO Small Diameter Stainless Steel Round and Square Tubes
Features Gallery Product Description Ratings & Review Request A Quote
Features
Specifications
Material Grades: 201 304 316
Square Wall Thickness: 0.2–1.0mm
Rectangular Wall Thickness: 0.3–0.6mm
Round Tube Size: 4–16mm OD
Rectangular Tube Sizes: 4×5, 4×6, 4×8, 5×10, 5×15, 5×25mm
Surface Finish: 2B, Brushed Or Bright
Round Wall Thickness: 0.15–1.5mm
Square Tube Size: 4×4mm–12×12mm
Minimum Round Wall: 0.15 Mm
Daily Capacity: ≈500 Kg/day
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Basic Infomation
Place of Origin: Foshan, China
Brand Name: VVINSCO/Winsco Metal
Certification: ISO,SGS,TUV,MTC,Third Party From Customers
Model Number: Seaworthy export packing specially designed for stainless steel stair & railing accessories. 1. Individual EPE foam bag for every polished/mirror/600G/PVD fitting to protect surface against scratches. 2. Parts separated by foam padding to prevent collisio
Document: Winsco Metal stainless stee...ue.pdf
Payment & Shipping Terms
Packaging Details: Stainless Steel Sheet: Separated by protective paper, covered with PVC film; packed on waterproof wooden pallets with steel strapping
Delivery Time: 7–25 Days, Subject to Order Requirements
Payment Terms: L/C, T/T
Supply Ability: 3,000 -5,000Metric Tons per Month
Product Description
VVINSCO small diameter stainless steel round square and rectangular tubes

VVINSCO · Custom Tube Manufacturer

Small Diameter Thin Wall Stainless Steel Tubes

Round, square and rectangular welded tubing manufactured for precision components, decorative fabrication and repeat wholesale orders.

201 / 304 / 316Wall from 0.15 mmCustom cutting2B / Satin / Bright polished

Product overview

Small Profiles, Controlled Production

VVINSCO supplies small-diameter stainless steel round tubes, miniature square tubes and thin rectangular tubes. Sizes, wall thicknesses, lengths and surface finishes can be produced according to confirmed drawings or samples.

4–16 mmRound tube outside diameter
4*4–12*12Square tube size range, mm
0.15 mmMinimum round-tube wall
≈500 kg/dayTypical daily capacity

Product gallery

Round, Square and Rectangular Tube Range

Small stainless steel round square and rectangular tube size range
Multiple small profiles available for custom production.
Polished small diameter stainless steel round tube ends
Round tube ends and wall profiles.
Bright polished small diameter stainless steel tube surface
Bright polished surface appearance.
Small diameter stainless steel tube factory production
Production and profile inspection.
Small square stainless steel tube quality inspection
Small square tube inspection case.

Dimensions

Available Sizes and Wall Thicknesses

Final availability is confirmed according to material grade, order quantity, tooling and tolerance requirements.

Tube shape Available dimensions Wall thickness Surface options
Round tube Outside diameter: 4–16 mm 0.15–1.50 mm 2B, satin/brushed, bright polished
Square tube 4*4–12*12 mm 0.20–1.00 mm 2B, satin/brushed, bright polished
Rectangular tube 4*5, 4*6, 4*8, 5*10, 5*15 and 5*25 mm 0.30–0.60 mm 2B, satin/brushed, bright polished

Small Round Tube

Thin-wall round tubing for instrument parts, sleeves, protective channels and decorative components.

Miniature Square Tube

Compact square profiles with controlled shape for frames, trims, fittings and custom assemblies.

Thin Rectangular Tube

Small rectangular profiles for space-limited fabrication, supports and precision metal components.

Materials & finish

Made for the Required Application

Available materials include stainless steel grades 201, 304 and 316. Selection should be based on corrosion resistance, forming requirements, working environment and target cost.

  • 2B: smooth mill finish for fabrication or further processing.
  • Satin/brushed: uniform directional texture for decorative parts.
  • Bright polished: reflective appearance for visible components.
  • Custom length, polishing, deburring and packing can be evaluated.
Mirror bright polished small stainless steel tubes

Commercial terms

MOQ and Production Capacity

Standard MOQ

300 kg for each individual size or each wall thickness, subject to material and production confirmation.

304 / 316 MOQ

Custom production generally requires 3 metric tons per individual size for grades 304 and 316.

Daily Capacity

Typical output is approximately 500 kg per day. Actual capacity depends on the specification and finish.

Quotation checklist: Please provide material grade, tube shape, outside dimensions, wall thickness, length, surface finish, quantity and destination port. Drawings or samples are welcome for customized production.

Precision cut small square stainless steel tube inspection case

Application case

Precision Cutting for Short Tube Components

Long tubes can be cut into customized short components according to confirmed drawings. Controlled cutting helps produce flat tube ends with reduced burrs for easier assembly and secondary processing.

±0.01 mmAchievable length tolerance for supported sizes and confirmed cutting conditions
Custom LengthCutting, deburring and surface processing available upon request
  • Sample approval before mass production
  • Flat, smooth and low-burr tube-end processing
  • Production according to drawings or physical samples
  • Individual or bulk packing according to the application

End uses

Typical Applications

The tubes can be supplied for further fabrication into precision, decorative and industrial parts.

Automation Instrument Signal Tubes
Instrument Wire Protection
Industrial Sensor Components
Electronic Circuit Protection
Thermal Instrument Components
Precision Optical Equipment
Furniture and Display Frames
Bathroom and Kitchen Hardware
Customized Metal Assemblies

Quality workflow

From Specification to Export Packing

Specification Review

Confirm grade, profile, size, thickness, finish, length and tolerance.

Sample or Production

Prepare a sample when required, then arrange controlled production.

Inspection

Check dimensions, appearance, tube ends and packing requirements.

Protective Packing

Use protective film, woven bags, bundles or wooden cases as appropriate.

Typical packing: protective plastic film inside, woven bag outside and secure bundles. Short precision-cut pieces may be packed in cartons or wooden cases. Labels can show grade, size, quantity and batch information.

Buyer questions

Frequently Asked Questions

What is the smallest round tube available?

The listed round tube range starts from 4 mm outside diameter, with wall thickness from 0.15 mm. Please confirm the exact grade, quantity and tolerance for production.

Can VVINSCO manufacture miniature square and rectangular tubes?

Yes. Square tubes are available from 4*4 to 12*12 mm. Listed rectangular sizes include 4*5, 4*6, 4*8, 5*10, 5*15 and 5*25 mm.

What is the minimum order quantity?

The standard MOQ is 300 kg for each size or wall thickness. Grades 304 and 316 generally require 3 metric tons per individual size for custom production.

Can the tubes be cut into short lengths?

Yes. Custom cutting, deburring and short-component production can be evaluated from the buyer's drawing or sample.

Which surface finishes are available?

Available options include 2B, satin/brushed and bright polished finishes. Final finish availability depends on the tube size and wall thickness.

All dimensions, tolerances, production quantities and delivery schedules are subject to final technical and commercial confirmation.

Request a Custom Tube Quotation

Send your grade, shape, size, wall thickness, length, surface finish, quantity and destination port. VVINSCO welcomes customized and repeat production orders.

Ratings & Review

Overall Rating

4.0
Based on 50 reviews for this product

Rating Snapshot

The following is the distribution of all ratings
5 stars
0%
4 stars
100%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

S
Sofía González
Argentina Jun 18.2026
Helpful (36)
Muy satisfecho con estos tubos inoxidables. Ideales para barandillas y muebles. Tolerancias bien controladas y precio competitivo. Proveedor confiable.
F
Felipe Silva
Brazil Aug 4.2025
Helpful (11)
VVINSCO stainless steel small tubes are exactly what we need for our railing production. Tolerance is well controlled, surface finish is consistent. Competitive price and professional support. Good supplier from China!
J
Javier Méndez
Argentina Sep 4.2024
Helpful (23)
Los tubos redondos y cuadrados de acero inoxidable de diámetro pequeño de VVINSCO son excelentes. Superficie lisa y medidas exactas. Buena comunicación, volveremos a comprar.
Tag:

rectangular large diameter stainless steel pipe

316 large diameter stainless steel pipe

tp 201 round stainless steel pipe

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Contact Person : Mr. Tian
Tel : +8615820648532
Fax : 0086-757-86856916
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info@winscometal.com
+8615820648532
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