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Stainles Steel 440 Seamless & Welded Pipe

SS UNS S44000 Pipes, Stainless Steel 440 Tubing, ASTM A268 Stainless Steel TP440 Seamless Tubing, ASTM A268 440 Welded Tubes, TP430 Stainless Steel Seamless Pipe, SS Werkstoff nr. 1.4016 Welded Pipes, Stainless Steel TP440 EFW Pipes Exporter, SS 440 Tubing Manufacturer in India.

As an acclaimed endeavor of the business, Carey Alloys Metal are included in offering an unfathomable exhibit of Stainless Steel 440 Pipes and Tubes as a producer, exporter, stockiest and supplier to our residential and worldwide clients. As driving maker and exporter of 440 Stainless Steel Pipes and Tubes (too known as WNR 1.4550/1.4961 Pipes and Tubes), we have been extended our business sector system all through the world so that our items have been come to in the abroad commercial center. 440 Stainless Steel is variant of the basic austenitic 18/8 Grade 304 with added Columbium - the introduction of Columbium stabilizes the steel and eliminates carbide precipitation which subsequently causes intergranular corrosion. The steel has excellent forming and welding qualities and excellent toughness even at cryogenic temperatures.

Stainless Steel 440 is a ferritic, straight chromium, non-hardenable evaluation, joining great consumption resistance and form ability qualities with valuable mechanical properties. Its capacity to oppose nitric corrosive assault allows its utilization in particular compound applications yet car trim and apparatus segments speaks to its biggest fields of use.

Grade 440F is the free-machining variant of this evaluation, accessible in bar structure for utilization in programmed screw machines. Grade 434 is the molybdenum bearing rendition of Grade 440 and has the same valuable blend of properties. Its molybdenum expansion enhances consumption resistance. Stainless Steelproperties for 430 are determined for level moved item (plate, sheet and curl) in ASTM A240/A240M. Comparable yet not so much indistinguishable properties are determined for different items, for example, forgings and bar in their separate determinations. Properties of Grade 430F are indicated for bar in ASTM A582.

Applications

  • Aerospace – piston engine manifolds
  • Chemical Processing
  • Expansion Joints
  • Food Processing – equipment and storage
  • Petroleum Refining – polythionic acid service
  • Waste Treatment – thermal oxidizers

Benefits

  • Higher creep stress and rupture properties when compared with 304
  • Ideal for high temperature service
  • Overcomes sensitization and intergranular corrosion concerns
  • Can be used in elevated temperature applications for ASME Boiler and Pressure Vessel Code applications
  • Due to stabilisation the material offers better overall corrosion resistance when compared to 304/304L
  • Excellent mechanical properties
  • A high carbon version (347H) is also available

Chemical Composition

Grade C Mn Si P S Cr MO Ni CU
440 Min - - - - - 12.0 - - -
max 0.15 1.00 1.00 0.04 0.03 14.0 - - -

Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) Brinell (HB)
440 95,000 50,000 25 - 175

Physical Properties

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion
(mm/m/°C)
Thermal Conductivity
(W/m.K)
Specific Heat 0-100°C (J/kg.K) Electrical Resistivity (nW.m)
SS 440 0-100°C 0-315°C 0-538°C at 100°C at 500°C
-7750 200 10.4 11.0 11.4 23.9 26.0 460 600

Carey Alloys exports their products to countries like UAE, Bahrain, Italy, Indonesia, Malaysia, United States, Mexico, Chine, Brazil, Peru, Nigeria, Kuwait, Jordan, Dubai, Thailand (Bangkok), Venezuela, Iran, Germany, UK, Canada, Russia, Turkey, Australia, New Zealand, Sri Lanka, Vietnam, South Africa, Kazakhstan & Saudi Arabia.

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