Stainless Steel 347 Welded Pipe


Arrow Piping Solutions is a trusted manufacturer and supplier of high-quality Stainless Steel 347 Welded Pipes. We focus on providing dependable solutions for different industries. With many years of experience, we deliver pipes that offer superior corrosion resistance and high-temperature strength. Our SS 347 Welded Pipes are easy to weld and last a long time in tough conditions.


Stainless Steel 347 Welded Pipe features an ideal composition with a minimum of 17.0% chromium and 9.0% nickel, ensuring excellent corrosion resistance and high-temperature stability. The UNS S34700 Welded Pipes also include a maximum of 0.08% carbon, 2.0% manganese, and 1.0% silicon, contributing to its strength. With a tensile strength of 515 MPa and a yield strength of 205 MPa, this pipe is built to withstand extreme conditions. Available in sizes ranging from 5.0 mm to 1219.2 mm and lengths from 1 meter to 12.5 meters, it offers versatility for various applications.

Stainless-Steel-347-Welded-Pipes

Features of Stainless Steel 347 Welded Pipe


  • Excellent Corrosion Resistance: Resistant to harsh environments like sulfuric acid and high-temperature gases.
  • Superior High-Temperature Performance: Ideal for heat exchangers, boilers, and furnace components.
  • Good Weldability: Columbium addition ensures ease of welding and strong joints.
  • Resistance to Intergranular Corrosion: Resists carbide precipitation at high temperatures.
  • Durability and Strength: Maintains performance in challenging industrial settings.

Applications of SS 347 Welded Pipe

  • Marine
  • Petrochemical
  • Pharmaceuticals
  • Power Plants
  • Oil & Gas
  • Heat Exchangers
  • Furnace Components
  • Chemical Processing
  • Food & Beverage
  • Pharmaceutical Industries

Most Common Types

  • SS 347 Welded Pipe
  • 347 SS Round Pipe
  • SS 347 Welded Square Pipe
  • SS 347 Polished Pipe
  • SS 347 Schedule 40 Seamless Pipe
  • 347 Stainless Steel Thin Wall Pipe
  • Stainless Steel 347 Custom Pipe
  • Stainless Steel 347 Cold Drawn Seamless Pipe

Stainless Steel 347 Welded Pipe Specifications

SpecificationsASTM A312, ASME SA312, ASTM A213, ASTM A249, ASTM A269, ASTM A358
GradeSS 347 / 347H
Size1/8″ NB – 36″ NB (6.35 mm – 914.4 mm)
ScheduleSCH 5, SCH 10, SCH 20, SCH 30, SCH 40, SCH 80, SCH 160, SCH XXS
TypeWelded (ERW, EFW)
FormRound, Square, Rectangular, Coil, Hydraulic
LengthSingle Random, Double Random, Custom Cut
EndPlain End, Beveled End, Threaded
Surface Finish2B, BA, No. 1, No. 4, Mirror, Polished
TemperAnnealed or Pickled
PackingLoose, Bundled, Wooden Box, Plastic Wraps
MarkingGrade, Size, Heat No., Manufacturing Standard, Batch No., Manufacturer’s Name

Packing & Marking

We take great care in packaging our Stainless Steel 347 Welded Pipes to ensure they reach you safely. Options include loose packaging, bundling, wooden pallets, or wooden boxes. Plastic cloth wraps, end caps, and beveled edge protectors are used for secure delivery. Each package is clearly labeled with product details and traceability information.

Quality Checks & Certifications

  • Product Analysis, Flattening, and Hardness Testing
  • Radiograph and HIC Examination
  • NABL-Approved Lab Test Certificates
  • Manufacturer Test Certificates (EN 10204 3.1 / 3.2)
  • Third-Party Inspections by SGS, TUV, DNV

Looking for Fastest Delivery in Mumbai?

Searching for ready stock of Stainless Steel 347 Welded Pipe? Contact Arrow Piping Solutions for the best prices and immediate delivery.

Phone: +91-80973-20872
Email: inquiry@arrowpiping.co.in