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We are leading Suppliers for ASTM A403 WP 321 Stainless Steel Buttweld Pipe Fittings, Specialize in 321 stainless steel buttweld elbow

Get instant delivery of SS 321 45 Degree Elbow, We offer you a complete range of SS 321 Equal Tee and SS 321 Reducing Tee, SS 321 Reducing Tee Distributors

ASTM A403 WP321 Pipe Fittings

ASTM A403 WP321 Pipe Fittings

321 Stainless Steel Buttweld Elbow

321 Stainless Steel Buttweld Elbow

SS 321 Concentric Reducer

SS 321 Concentric Reducer

Nidhi Pipes is giving its full contribution in supplying and producing high quality of ASTM A403 WP321 Pipe Fittings in India. For manufactures high quality 321 stainless steel buttweld elbow, we use premium quality of raw material, the latest technology, and machinery. We are a largest independent stockist of ASTM A403 SS 321 Buttweld Fittings such as SS WP321 buttweld tee, DIN 1.4878 End Pipe Cap, ANSI B16.9 SS 321 reducer, ASME 16.28 321 cross, Werkstoff No 1.4541 buttweld elbow, MSS SP 43 SS 321 stub ends,etc, At the best price in India.

We are Distributors of SS 321 Butt Weld Fittings that are produced in a variety of designs, style, specifications, grades, and sizes, with each fitting serving an industry's need. We offer a complete range of stainless steel 321 pipe fittings such as SS 321 reducer, SS 321 elbow, SS 321 tee, SS 321 cross, SS 321 end Cap.

Grade 321 of Stainless steel pipe fittings is extensively used in soaring temperature atmospheres of up to 900° C. SS pipe fittings of Type 321 has good forming and welding capabilities and is extensively used in functioning temperature surroundings in a surfeit of 500° C.

Check stainless steel Stainless Steel 321 long radius elbow lowest price in India, Distributor of SS 321 Short Radius Elbow, 321 SS 90 Degree Elbow Traders, Wrought Austenitic SS 321 Buttweld fittings


ASTM A182 321 | Compression Fittings | 24″ Fabricated 321 Fittings | 36″ ASTM A403 WP 321 Elbow | 30″ ASTM A403 WP 321 Elbow | ASTM A182 321 6000# Threaded Elbow | ASTM A403 WP 321 Fittings | ASTM A403 WP 321 | A403 WP 321 Pipe Fittings | A403 wp 321

ASTM A403 WP 321 Unequal Tee 24″ x 12″ SCH 160 | ASTM A403 WP 321 Seamless Buttweld Fittings | ASTM A403 WP 321 100% X-Ray Welded Buttweld Fittings | ASTM A403 WP 321 ANSI B16.9 Fittings | Seamless Reducing Tee, ASTM A403 WP Grade | ASTM A403 WP 321 36″ Long Radius Elbow | ASTM A403 WP 321 24″ Equal Tee SCH XXS | ASTM A403 WP 321 36″ SCH 160 Short Radius Bends |ASTM A403 WP 321 24″ Concentric Reducer SCH 80S


Stainless SteelTradenameUNS no.Werkstoff No.Density (g/cm3)
321321 StainlessS321001.45417.92
321H321H StainlessS321091.48787.92

Available Grades In Stainless Steel Pipe Fittings :


Available Types of ASTM A403 WP321 Stainless Steel Pipe Fittings / ASTM A403 WP321 SS Pipe Fittings


ASTM A403 WP321 Stainless Steel Pipe Fittings, A403 Gr WP321 Stainless Steel Pipe Fittings Production Range

Variants321, 321H
Bending RadiusR=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
SpecificationASTM A182 / A403 & ASME SA182 / SA403
TypeSeamless / Welded / Fabricated
DimensionsANSI/ASME B16.9, B16.28, MSS-SP-43.
Range½”NB to 48”NB in Sch 10s, 40s, 80s, 160s, XXS.

ASTM A403 WP321 Stainless Steel Buttweld Pipe Fittings, ASTM A403 Gr WP321 Stainless Steel Pipe Fittings

Seamless/Welded 100% Radiography Tested

ProductsSize
ASTM A403 WP321 Stainless Steel Elbows – Long RadiusA403 WP321 Stainless Steel Stub EndsSizes 1/2″ – 48″
ASTM A403 WP321 Stainless Steel Elbows – Short RadiusASTM A403 WP321 Stainless Steel Crosses
ASTM A403 WP321 Stainless Steel TeesASTM A403 WP321 Stainless Steel 180° SR Return Bends
ASTM A403 WP321 Stainless Steel Reducing ElbowsASTM A403 WP321 Stainless Steel Reducing Crosses
ASTM A403 WP321 Stainless Steel 45° ElbowsASTM A403 WP321 Stainless Steel 180° LR Return Bends
ASTM A403 WP321 Stainless Steel TeesASTM A403 WP321 Stainless Steel Pipe Bends / Piggable Bends
ASTM A403 WP321 Stainless Steel ReducersASTM A403 WP321 Stainless Steel Couplings
ASTM A403 WP321 Stainless Steel 5D ElbowASTM A403 WP321 Stainless Steel Forged / Plate Circles
ASTM A403 WP321 Stainless Steel Eccentric ReducersASTM A403 WP321 Stainless Steel Forged/Plate Cut Rings
ASTM A403 WP321 Stainless Steel Concentric ReducersASTM A403 WP321 Stainless Steel Pipe Nipples
ASTM A403 WP321 Stainless Steel 3D ElbowASTM A403 WP321 Stainless Steel End Caps

ASTM A403 WP321 Stainless Steel Pipe Fittings Manufacturing Standards

  • ASTM A182 – ASME SA182 – Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
  • MSS SP-95 – Swage(d) Nipples and Bull Plugs
  • BS3799 – Specification for Steel pipe fittings, screwed and Socket-welding for the petroleum industry
  • ASME B16.11 – Socket Welding and Threaded Forged Fittings
  • MSS SP-43 – Wrought and Fabricated Butt-Welding Fittings for Low Pressure, Corrosion Resistant Applications
  • ASME B16.9 – Factory-Made Wrought Buttwelding Fittings

Types of A403 Stainless Steel Pipe fittings Available in Stock


High Pressure A403 WP321 Stainless Steel Forged Fittings

Threaded and Socket Weld Pipe Fittings

ProductsSize
ASTM A403 WP321 Stainless Steel 90° ElbowsASTM A403 WP321 Stainless Steel Couplings

Sizes 1/8″ – 4″

Pressure Ratings –

2000 LBS, 3000 LBS,

6000 LBS, 9000 LBS

ASTM A403 WP321 Stainless Steel ReducersASTM A403 WP321 Stainless Steel 45° Elbows
ASTM A403 WP321 Stainless Steel TeesASTM A403 WP321 Stainless Steel Caps
ASTM A403 WP321 Stainless Steel Street ElbowsASTM A403 WP321 Stainless Steel Inserts
ASTM A403 WP321 Stainless Steel UnionsASTM A403 WP321 Stainless Steel Crosses

Chemical Composition of ASTM A403 WP321 Stainless Steel Pipe Fittings :

GradeCMnSiPSCrMoNiNOther
321min. max- 0.082.000.750.0450.03017.0 19.0-9.0 12.00.10Ti=5(C+N) 0.70
321Hmin. max0.04 0.102.000.750.0450.03017.0 19.0-9.0 12.0-Ti=4(C+N) 0.70
347min. max0.082.000.750.0450.03017.0 19.0-9.0 13.0-Nb=10(C+N) 1.0

Mechanical Properties of ASTM A403 WP321 Stainless Steel Pipe Fittings

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) maxBrinell (HB) max
3215152054095217
321H5152054095217
3475152054092201
321H also has a requirement for a grain size of ASTM No 7 or coarser.

Physical Properties of ASTM A403 WP321 Stainless Steel Pipe Fittings

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (μm/m/°C) Thermal Conductivity (W/m.K) Specific Heat 0-100°C (J/kg.K) Electrical Resistivity (nΩ.m)
0-100°C0-315°C0-538°Cat 100°Cat 500°C
321802719316.6

  • Thermal conductivity: 16.2 W/m-k (100°C)
  • Modulus of Elasticity (MPa): 193 x 103 in tension
  • Melting Range: 2500-2550°F (1371-1399°C)
  • Density: 0.799g/cm3
  • Electrical resistivity: 74 microhm-cm (20C)
  • Specific Heat: 0.50 kJ/kg-K (0-100°C)

  • A2 / 321 Stainless Steel Is What Is Known As An Austenitic Stainless Steel : It Is (Mostly) Non-Magnetic.
  • Though Some Residual Magnetism Can Be Introduced When The Material Is Cold Worked.
  • A2 / 321 Stainless Steel Is One Of The Most Highly Corrosion-Resistant Materials Available To The Designer And Engineer.
  • DIN/ISO A2 Stainless Steel Is A Corrosion Resistant Steel; It Is Also Known As ASTM-321.
  • A2 / ASTM-321 Is An 18/8 Stainless Steel : This Designates A Metallurgical Content Of 18% Chromium & 8% Nickel.
  • A Bolt Marked A2-70 Is A 321 Stainless Steel Bolt With A 700 N/mm2 Tensile Strength (See Below Table).
    The -70 Representing The Tensile Strength Divided By 10.
    -50 & -80 Grades Are Also Available But Are Not All That Common.

We have Ready Stock of All Different Types Of A403 WP321 Stainless Steel Pipe Fittings

ASTM A403 WP321 Stainless Steel Eccentric Reducer / ASTM A403 WP321 SS Eccentric Reducer

ASTM A403 WP321 Stainless Steel Eccentric Reducer /ASTM A403 WP321 SS Eccentric Reducer

ASTM A403 WP321 Stainless Steel Reducer Concentric / ASTM A403 WP321 SS Reducer Concentric

ASTM A403 WP321 Stainless Steel Reducer Concentric / ASTM A403 WP321 SS Reducer Concentric

ASTM A403 WP321 Stainless Steel Expansion joint /ASTM A403 WP321 SS Expansion joint

ASTM A403 WP321 Stainless Steel Expansion joint / ASTM A403 WP321 SS Expansion joint

ASTM A403 WP321 Stainless Steel Elbow Reducing / ASTM A403 WP321 SS Elbow Reducing

ASTM A403 WP321 Stainless Steel Elbow Reducing / ASTM A403 WP321 SS Elbow Reducing

ASTM A403 WP321 Stainless Steel Elbow 90 Degre / ASTM A403 WP321 SS Elbow 90 Degre

ASTM A403 WP321 Stainless Steel Elbow 90 Degre / ASTM A403 WP321 SS Elbow 90 Degre

ASTM A403 WP321 Stainless Steel Elbow 45 Degree / ASTM A403 WP321 SS Elbow 45 Degree

ASTM A403 WP321 Stainless Steel Elbow 45 Degree / ASTM A403 WP321 SS Elbow 45 Degree

ASTM A403 WP321 Stainless Steel Tee Standard / ASTM A403 WP321 SS Tee Standard

ASTM A403 WP321 Stainless Steel Tee Standard / ASTM A403 WP321 SS Tee Standard

ASTM A403 WP321 Stainless Steel Elbow Fittings / ASTM A403 WP321 SS Elbow Fittings

ASTM A403 WP321 Stainless Steel Elbow Fittings / ASTM A403 WP321 SS Elbow Fittings

ASTM A403 WP321 Stainless Steel Cap / ASTM A403 WP321 SS Cap

ASTM A403 WP321 Stainless Steel Cap /ASTM A403 WP321 SS Cap

ASTM A403 WP321 Stainless Steel Cross Fitting / ASTM A403 WP321 SS Cross Fitting

ASTM A403 WP321 Stainless Steel Cross Fitting / ASTM A403 WP321 SS Cross Fitting

ASTM A403 WP321 Stainless Steel 4 way Fittings / ASTM A403 WP321 SS 4 way Fittings

ASTM A403 WP321 Stainless Steel 4 way Fittings / ASTM A403 WP321 SS 4 way Fittings

ASTM A403 WP321 Stainless Steel wye Reducing / ASTM A403 WP321 SS wye Reducing

ASTM A403 WP321 Stainless Steel wye Reducing / ASTM A403 WP321 SS wye Reducing

ASTM A403 WP321 Stainless Steel Barrel Nipples / ASTM A403 WP321 SS Barrel Nipple

ASTM A403 WP321 Stainless Steel Barrel Nipples / ASTM A403 WP321 SS Barrel Nipple

ASTM A403 WP321 Stainless Steel wye Standard / ASTM A403 WP321 SS wye Standard

ASTM A403 WP321 Stainless Steel wye Standard /ASTM A403 WP321 SS wye Standard

ASTM A403 WP321 Stainless Steel Stub End / ASTM A403 WP321 SS Stub End

ASTM A403 WP321 Stainless Steel Stub End /ASTM A403 WP321 SS Stub End

ASTM A403 WP321 Stainless Steel Lap Joint Stub Ends / ASTM A403 WP321 SS Lap Joint Stub Ends

ASTM A403 WP321 Stainless Steel Lap Joint Stub Ends /ASTM A403 WP321 SS Lap Joint Stub Ends

ASTM A403 WP321 Stainless Steel Tee Reducing / ASTM A403 WP321 SS Tee Reducing

ASTM A403 WP321 Stainless Steel Tee Reducing / ASTM A403 WP321 SS Tee Reducing

ASTM A403 WP321 Stainless Steel Tee Bullhead / ASTM A403 WP321 SS Tee Bullhead

ASTM A403 WP321 Stainless Steel Tee Bullhead /ASTM A403 WP321 SS Tee Bullhead

ASTM A403 WP304 Stainless Steel Outlet Tee .jpg

ASTM A403 WP321 Stainless Steel Outlet Tee /ASTM A403 WP321 SS Outlet Tee

ASTM A403 WP321 Stainless Steel Outlet Elbow / ASTM A403 WP321 SS Outlet Elbow

ASTM A403 WP321 Stainless Steel Outlet Elbow /ASTM A403 WP321 SS Outlet Elbow

ASTM A403 WP321 Stainless Steel 180 Degree Elbow / ASTM A403 WP321 SS 180 Degree Elbow

ASTM A403 WP321 Stainless Steel 180 Degree Elbow /ASTM A403 WP321 SS 180 Degree Elbow

ASTM A403 WP321 Stainless Steel Pipe Return Trap / ASTM A403 WP321 SS Pipe Return Trap

ASTM A403 WP321 Stainless Steel Pipe Return Trap /ASTM A403 WP321 SS Pipe Return Trap

ASTM A403 WP321  Stainless Steel Couplings / ASTM A403 WP321 SS Couplings

ASTM A403 WP321 Stainless Steel Couplings /ASTM A403 WP321 SS Couplings

ASTM A403 WP321 Stainless Steel Piggable Bend / ASTM A403 WP321 SS Piggable Bend

ASTM A403 WP321 Stainless Steel Piggable Bend /ASTM A403 WP321 SS Piggable Bend


Price List of A403 WP321 Stainless Steel Pipe Fittings

  • SS ELBOW 45D SCH40 A403 gr. WP321
    US $0.5-500 / Piece ( FOB Price)
  • astm a403 wp321
    US $1-300 / Piece ( FOB Price)
  • ASME/ ANSI B16.9 ASTM A403 Stainless Steel Pipe Tee WP321
    US $1-99 / Piece ( FOB Price)
  • Large diameter stainless steel tee ASME/ ANSI B16.9 ASTM A403 WP304 WP316L WP321
    US $1-100 / Piece ( FOB Price)
  • astm a403 wp321 reducing tee with high quality
    US $1-1000 / Piece ( FOB Price)
  • welding astm a403 wp321 reducing tee
    US $1-100 / Piece ( FOB Price)
  • astm a403 wp321 reducing tee
    US $3.2-6540 / Ton ( FOB Price)
  • stainless steel cap 2" sch 10s ASME B16.9 A403 WP321
    US $0.5-500 / Piece ( FOB Price)
  • astm a403 wp321 stainless reducing tee
    US $1-500 / Piece ( FOB Price)
  • astm a403 wp321 reducing tee
    US $2-100 / Piece ( FOB Price)
  • welding astm a403 wp321 reducing tee
    US $1-100 / Piece ( FOB Price)
  • 90 Degree Short Radius Elbow A403 WP321
    US $1-8800 / Piece ( FOB Price)
  • asme b16.9 astm a403 wp321 reducing tee
    US $0.25-300 / Piece ( FOB Price)
  • ASTM A403 WP321 Tees
    US $1-10000 / Piece ( FOB Price)
  • A403 WP321 forged high pressure stainless steel fitting
    US $10.0-10.0 / Pieces ( FOB Price)
  • astm a403 wp321 reducing tee
    US $1-80 / Piece ( FOB Price)

Our Specialization in Below A403 WP321 Stainless Steel Pipe Fittings / A403 WP321 SS Pipe Fittings at Best Price

  • ASTM A403 WP321/321L ANSI B16.9 Stainless Steel Butt Welding Cap
  • ANSI B16.9 A403 WP321 butt weld pipe fitting 90D short radius elbow
  • asme b16.11 a403 wp321 threaded stainless steel socket welding tee
  • ANSI B16.9 A403 WP321 butt weld pipe fitting 90D short radius elbow
  • A403 WP321 butt welded ecc pipe reducers
  • Butt Weld Pipe Fitting Stainless 180 Degree elbow A403 WP321
  • Stainless Steel Caps ASTM A403 WP321
  • Eccentric Swage Nipple ASTM A403 WP321/321L
  • ASTM A403 WP321 Stainless Steel Pipe Fittings / Elbow LR / SR 90 DEG BW ENDS
  • ASTM A403 WP321/321L ASME B16.9 SEAMLESS BW ECCENTRIC REDUCER
  • ASTM A403 WP321 stainless steel pipe elbow fitting
  • b16.9 stainless steel pipe reducing tee rust proof oil WP321
  • Stainless steel a403 wp321/321l pipe fitting reducer
  • A403 WPS 321L Con. Reducer DN150X80 Sch10s
  • asni a403 wp321 seamless 45 degree lateral tee
  • ASTM A403 WP321 Stainless Steel Tee
  • A403 WP321 Stainless Steel Elbow
  • ASTM A403 WP321 Bend pipe
  • asni a403 wp321 seamless 45 degree lateral tee
  • a403 wp321/321l pipe fitting reducer
  • SCH10S A403 WP321 concentric reducer
  • a403 wp321/321l pipe fitting reducer
  • astm a403 wp321 wrought stainless steel tee
  • astm a403 wp321 butt weld 90 degree long radius elbow
  • astm a403 wp321 pipe cap

Fitting Classes for WP Grades

CRCorrosion resistant grade. S through WU Classes do not apply.
WP-WXRT all welds with or without filler metal.
WP-WUUT all welds with or without filler metal.
WP-SSeamless
WP-WWelded, RT or UT all pipe starting material welds made with filler metal. All fitting manufacturer welds except as excluded in A/SA403 paragraph 5.4.3.
If UT is substituted for RT, all welds must be examined 100% for their length as required by A/SA403 paragraph 5.6
WPgrade-grade-classInsert grades (321-321H) and class (S,W,WX, or WU). Applies to fittings meeting all chemical and physical requirements of both grades.

ASTM A403 Gr WP321 Grade Specification Comparison

Trade NameGradeUNS #Buttweld Fitings
321WP321S32100A403* / SA403*
321HWP321HS32109A403* / SA403*

ASTM A403 WP321 Stainless Steel Elbows and Returns Pipe Fittings, A403 WP321 Stainless Steel Pipe Fittings Dimension

Nominal
Pipe
Size
(inches)
Outside
Diameter
90° Elbows45°Elbows180° Returns
Long RadiusShort RadiusLong RadiusLong Radius
(mm)(inches)Center to Face
(inches)
Center to Face
(inches)
Center to Face
(inches)
Radius
(inches)
Center to Center
(inches)
Back to face
(inches)
1/221.30.8401 1/2-5/821 7/8
3/426.71.0501 1/8-7/162 1/41 11/16
133.41.3151 1/217/832 3/16
1 1/442.21.6601 7/81 1/413 3/42 3/4
1 1/248.31.9002 1/41 1/21 1/834 1/23 1/4
260.32.375321 3/8464 3/16
2 1/273.02.8753 3/42 1/21 3/457 1/25 3/16
388.93.5004 1/232696 1/4
3 1/2101.64.0005 1/43 1/22 1/4710 1/27 1/4
4114.34.500642 1/28128 1/4
5141.35.5637 1/253 1/8101510 5/16
6168.36.625963 3/4121812 5/16
8219.18.6251285122416 5/16
10273.110.75015106 1/4153020 3/8
12323.912.75018127 1/2183624 3/8

ASTM A403 WP321 Stainless Steel Tees, Caps, Stub Ends and Straight Crosses Pipe Fittings

Nominal
Pipe
Size
(inches)
Outside
Diameter
CapsStraight TeesStraight CrossesStub Ends
(mm)(inches)Length
(inches)
Center to End
(inches)
Center to End
(inches)
Lap Diameter
(inches)
Long Length
(inches)
Short Length
(inches)
1/221.30.84011-1 3/832
3/426.71.05011 1/8-1 11/1632
133.41.3151 1/21 1/21 1/2242
1 1/442.21.6601 1/21 7/81 7/82 1/242
1 1/248.31.9001 1/22 1/42 1/42 7/842
260.32.3751 1/22 1/22 1/23 5/862 1/2
2 1/273.02.8751 1/2334 1/862 1/2
388.93.50023 3/83 3/8562 1/2
3 1/2101.64.0002 1/23 3/43 3/45 1/263
4114.34.5002 1/24 1/84 1/86 3/1663
5141.35.56334 7/84 7/87 5/1683
6168.36.6253 1/25 5/85 5/88 1/283 1/2
8219.18.62547710 5/884
10273.110.75058 1/28 1/212 3/4105
12323.912.7506101015106

ASTM A403 WP321 Stainless Steel Reducers Pipe Fittings

Nominal
Pipe
Size
Outside
Diameter
Reducers
Reduced from
(inches)
(mm)(inches)Reduced to
(inches)
Concentric & Eccentric Length
(inches)
1/221.30.8401/41 1/2
3/81 1/2
3/426.71.0503/82
1/22
133.41.3153/82
1/22
3/42
1 1/442.21.6601/22
3/42
12
1 1/248.31.9001/22 1/2
3/42 1/2
12 1/2
1 1/42 1/2
260.32.3753/43
13
1 1/43
1 1/23
2 1/273.02.87513 1/2
1 1/43 1/2
1 1/23 1/2
23 1/2
388.93.50013 1/2
1 1/23 1/2
23 1/2
2 1/23 1/2
3 1/2101.64.0001 1/44
1 1/24
24
2 1/24
34
4114.34.5001 1/24
24
2 1/24
34
3 1/24
5141.35.56325
2 1/25
35
3 1/25
45
6168.36.6252 1/25 1/2
35 1/2
3 1/25 1/2
45 1/2
55 1/2
8219.18.62536
3 1/26
46
56
66
10273.110.75047
57
67
87
12323.912.75058
68
88
108

 


We have ready stock of SS 321 Concentric Reducer in all sizes, SS 321 End Cap Wholesalers, Dealers of SS 321 Eccentric Reducer in Bengaluru, SS UNS S32100 Pipe Fittings Suppliers

321 Stainless Steel socket weld tees & SS 321 tees Exporters, 321 stainless steel socket weld vendors, ASME B16.28 Stainless Steel 321 Butt weld Fittings manufacturers in india.