25mm 50mm Industrial Plain Stainless Steel Round Tube 0.3-70mm Wall Thickness

Basic Information
Place of Origin: CHINA
Brand Name: SINO STEEL
Certification: SGS, TUV, ISO
Model Number: 321
Minimum Order Quantity: 1 Ton
Price: Negotiable
Packaging Details: waterproof paper and steel strip reinforcement steel strip reinforcement,one package about 2.5 tons, 20' / 40'
Delivery Time: 5-7days
Payment Terms: T/T, L/C, Western Union
Supply Ability: 2000Tons per year
Detail Information
Product: Stainless Steel Round Pipe Other Grade: 201 202 304 304L 316L 310S 2205 904L Duplex
Standard: ASTM A554, JIS G3446, A312 Surface: 180 Grit, 320 Grit, 400 Grit, 600 Grit & Mirror Finish, 2b, BA, HL
Wall Thickness: 0.3-70mm Length: 5-7M
Diameter: 6-762mm Technique: Welded /ERW , Seamless
High Light:

stainless steel round tube


thin wall steel tubing

Product Description

Industrial 321 Stainless Steel Round Pipe Weldd And Seamless Tube


Wuxi Sino Yuan Science and Technology Co.,Ltd is one of the toppest 321 stainless steel pipe stock,

321 stainless steel China supplier,321 stainless steel pipe in China.During these years of exporting , SINO STEEL.


Our products range:

- Stainless steel sanitary pipe

- Stainless steel welded pipe for boiler&heat exchanger and condenser

- Stainless steel water pipes

- Stainless steel industrial pipe at different shaped


Grade 321
Thinckness 0.5-80mm
Tolerance +/-0.02mm
OD 15mm-2200mm
Length 6m or as customized
Surface Polished , 2B, Hairline, No.1, BA, 8K mirror, etc.
Application kitchen cabinet, cookware, hose clamps, piston rings, transit car structural member,
transit car roofing/siding, thermal window spacers, air bag containers, and truck trailer posts
Certificate Mill Test Certificate is supplied with shipment
Packing Standard exporting packing; seaworthy package.
MOQ 1 Tons
Trade term FOB, CFR, CIF, CNF
Delivery time Within 3-5 working days after receiving your deposit
Payment Term 30% T/T in advanced+70% balanced; irrevocable L/C at sight
Remarks Insurance is all risks and accept the third party test


Hot FormingHot Forming
Working temperatures of 2100–2300°F (1149–1260°C) are recommended for forging, upsetting and other hot working processes. Do not work this alloy
at temperatures below 1700°F (927°C). Material must be water quenched or fully annealed after working to re-attain maximum corrosion resistance.

Cold Forming
The alloy is quite ductile and forms easily.

Alloy 321 can be readily welded by most standard processes. A post weld heat treatment is not necessary.


Weight % (all values are maximum unless a range is otherwise indicated)

Element 321 321H
Chromium 17.00 min. –19.00 max 17.00 min.–19.00 max.
Nickel 9.00 min.–12.00 max. 9.00 min.–12.00 max.
Carbon 0.08 0.04 min.– 0.10 max.
Manganese 2 2
Phosphorus 0.045 0.045
Sulfur 0.03 0.03
Silicon 0.75 0.75
Titanium 5 x (C + N) min.–0.70 max. 4 x (C + N) min.–0.70 max.
Nitrogen 0.1 0.1
Iron Balance Balance


What Is Best Pacakge?

  • We pack our goods in numerous ways based on the products. We pack our products in multiple ways, such as,
    • Waterproof paper reinforcement of steel strip
    • Kraft paper
    • Carton boxes
    • Wooden pallets
    • Wooden boxes
    • Wooden crates
  • Marking service is available to you.

    Surface is sprayed with code.

    We have our own machines to help our partner. Can spray grade, size, and standard.

    1. Drop on demand

    2. Continue ink jet printer

    3. Laser printer

 25mm 50mm Industrial Plain Stainless Steel Round Tube 0.3-70mm Wall Thickness 0

- SINO Stainless Steel

  • SINO STEEL Professional inspection before dhipment of supplier's sample, including chemical and mechanical property.

  • MTC provided before shipment after order.

  • Strong safety ASTM,AISI, JIS, EN standards.

  • Third Party Inspection Packing inspection if customers need.

  • SINO STEEL With 10 years experience in stainless steel.

  • We provide slitting cutting, heat treatment, surface treatment, application consulting services.

  • All sizes could be customized in our warehouse.

  • We accept 100% L/C payment.

  • Just 2 hours to Shanghai port, the goods could be sent within 24 hours.

 25mm 50mm Industrial Plain Stainless Steel Round Tube 0.3-70mm Wall Thickness 1


Contact Details

Phone Number : +8618626358302

WhatsApp : +8618626358302