Manufacturer Of SS 321 Seamless Pipe Fittings, ASME SA403 WP321 SS Pipe End Cap, Werkstoff Nr. 1.4541 SS 321 Stub End.

ANSI B16.28, MSS SP-43 or MSS SP-79 A403 WP321 Stainless Steel Fittings, SS UNS S32100 Butt Weld Pipe Fitting Supplier.

  • ASTM A403 WP321 Stainless Steel Buttweld Pipe Fittings

Wrought Austenitic Stainless Steel Welded Fittings, ANSI B16.9 SS 321 90 Degree Elbow, ASTM A403 Grade WP321 SS Reducer, SS WP321 Tee, SS WP321 Elbow.

Standard Specifications For Stainless Steel 321 Buttwelding Fittings

Size 1/2" to 48" Seamless/Buttweld Fittings
Qualification ISO
Outside Diameter Seamless/ Buttweld Fitting ( 1/2″~48″), ERW / Welded / Fabricated Buttweld Fitting (1/2″~48″)
Type Seamless and Welded
Wall Thickness 3mm – 40mm / SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Value Added Services Hot Dipped Galvanizing, Epoxy & FBE Coating, Electro Polish, Sand Blasting, Threading, Soldering
Thickness SCH10,SCH20,SCH30,STD SCH40, SCH60, XS, SCH80., SCH100, SCH120, SCH140, SCH160, XXS
Material Stainless Steel: ASTM A403M ( WP321)
Standard ISO, SNSI, JIS, DIN, GB, ASME B16.9, ASME B16.25, MSS SP-75, DIN2617, JISB2311, JISB2312, JISB2313 / T12459GB / T13401, SH3408, SH3409HG / T21635HG / T21631SY / T05010

Buttweld Stainless Steel 321 Pipe Fittings

Products
1/2″ – 48″ SS 321 Elbows – Long Radius 1/2″ – 48″ SS 321 Stub Ends
1/2″ – 48″ SS 321 Elbows – Short Radius 1/2″ – 48″ SS 321 Crosses
1/2″ – 48″ SS 321 Reducing Elbows 1/2″ – 48″ SS 321 Reducing Crosses
1/2″ – 48″ SS 321 45° Elbows 1/2″ – 48″ SS 321 180° LR Return Bends
1/2″ – 48″ SS 321 Tees 1/2″ – 48″ SS 321 180° SR Return Bends
1/2″ – 48″ SS 321 Fabricated Tees 1/2″ – 48″ SS 321 Pipe Bends
1/2″ – 48″ SS 321 Reducers 1/2″ – 48″ SS 321 Couplings
1/2″ – 48″ SS 321 Concentric Reducers 1/2″ – 48″ SS 321 Pipe Nipples
1/2″ – 48″ SS 321 Eccentric Reducers 1/2″ – 48″ SS 321 Forged/Plate Cut Rings
1/2″ – 48″ SS 321 3D Elbow 1/2″ – 48″ SS 321 End Caps
Stainless Steel 321 Buttweld Fittings Equivalent Grades
Stainless Steel Tradename UNS no. Werkstoff No. Density (g/cm3)
321 321 Stainless S32100 1.4541 7.92
Types Of 321 Stainless Steel Butt Weld Pipe Fittings
Chemical Composition of Stainless Steel 321 Buttweld Fittings
Grade C Mn Si P S Cr N Ni Ti
SS 321 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 - 19.00 0.10 max 9.00 - 12.00 5(C+N) – 0.70 max
Mechanical Properties of SS 321 Butt Weld Pipe Fittings
Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1457 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %
SS 321 Buttweld Pipe Fittings Application Industries
  • Food processing equipment
  • Equipment and appliances
  • Architectural railings
  • Pharmaceutical and chemical process equipment
  • Heat exchangers
  • Threaded fasteners
  • Springs
  • Industrial fabrications
Properties of Stainless Steel 321 Pipe Fittings
  • Excellent corrosion resistance in a wide range of atmospheric environments
  • Good oxidation resistance in intermittent service to 870°C and in continuous service to 925°C
  • Good resistance to carbide precipitation
  • Good machining properties
  • Stainless Steel 321 offers higher strength at elevated temperatures
  • Excellent weldability with and without filler metals
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