429 Stainless Steel Pipes

429 stainless steel pipes


Today the type of 400 series tubing that has become popular and is high in demand among the industries is 429 Stainless Steel Pipes. The reasons why it has become highly popular is its attractive features. It is highly durable, resistance to oxidation, corrosion resistance, durable, easy to maintain, can be used at the extreme hot condition as well. The small, medium and large sized industries are giving more preference to these kinds of pipes only. The main thing that has made it popular is being stainless steel. Buy tested products from genuine 429 Stainless Steel Pipes suppliers, vast experience in exporting to Algeria, South Africa, Kuwait, Yemen.

Stainless Steel 429 Tube

Stainless Steel 429 Tube

Stainless Steel 429 Seamless Pipe

Stainless Steel 429 Seamless Pipe

Stainless Steel 429 Welded Tube

Stainless Steel 429 Welded Tube

Manufacturer of UNS S42900 Welded Pipe in India, Refer Specification

429 Stainless Steel Pipes Specifications

429 stainless steel pipes specification



Supplier of 1.4001 Stainless Steel Welded Pipe and SA312 TP429 Seamless Tubing in India, Stock in Square, Round Shapes


Types of SS 429 Welded Pipes

SS 429 Capillary Tube
SS 429 Round Pipe
SS 429 Rectangular Pipe
SS 429 U Tube


SS 429 Hollow Tube
SS 429 Square Pipe
SS 429 Exhaust Tube
SS 429 Seamless Pipe


View ASTM A312 Grade TP429 SS Square Pipe and SUS 429 ERW Pipe, Check Hardness and Temprature


ASTM A312 TP429 Round Pipe Hardness and Temprature

Annealing hardness HBS Preheating temperature ℃ Cold pull hardness HBS Holding time min Hardening medium Temper temperature ℃ After tempering hardness ≥HRC Quenching temperature ℃
Salt-bath furnace Controlled atmosphere furnace
235 788 262 5~15 air cooling 522 60 1191 1204


429 Stainless Steel Tubing Chemical Composition

Check Effective Manganese Content Detection Test of UNS S42900 AISI 429 Box Pipe and ASTM A213 TP429 SS Tube


Grade Cr S C Mn Si P
429 Min 12.0 - - - - -
max 14.0 0.03 0.15 1.00 1.00 0.04


UNS S42900 Stainless Steel Tube Mechanical Properties

Refer ASME SA 213 TP429 Round Pipe Impact Resistance and Yield Strength


Grade Yield Strength 0.2% Proof (MPa) min Tensile Strength (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) Brinell (HB)
429 50,000 95,000 25 - 175


Physical Properties of ASME SA 213 TP429 Pipe

Grade Density (kg/m3) Mean Coefficient of Thermal Expansion (m/m/0C) Thermal Conductivity (W/m.K) Electrical Resistivity (n.m) Elastic Modulus (GPa) Specific Heat 0-1000C (J/kg.K)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
429 7750 9.9 11.4 11.6 24.9 28.7 570 200 460


Equivalent Grades for SS 429 Welded Tube

Grade Density (kg/m3) Thermal Conductivity (W/m.K) Mean Coefficient of Thermal Expansion (mm/m/°C) Elastic Modulus (GPa) Specific Heat 0-100°C (J/kg.K) Electrical Resistivity (nW.m)
SS 429 at 100°C at 500°C 0-100°C 0-315°C 0-538°C
-7750 23.9 26.0 10.4 11.0 11.4 200 460 600


SA213 TP429 ERW Pipe Applications

  • Pharmaceutical
  • Food and beverage
  • Oil and gas
  • Mining
  • Heat Exchangers
  • Power generation
  • Chemical and petrochemical
  • Fertilizers
  • Renewable energy
  • Off-Shore Oil Drilling Companies
  • Pulp and Paper Industry
  • Process piping
  • Sea Water Equipment
  • Water/waste