ASTM A403 WP 321 Stainless Steel Buttweld Pipe Fittings

Stainless Steel 321 Pipe Fittings

Thickness Chart Of ASTM A403 WP321 Elbow And Biggest Manufacturer Of ASTM A403 WP 321 Stainless Steel Buttweld Pipe Fittings At Best Price And Fast Delivery.


The Grade 321 is used for common 18/8 stainless steel alloy, along with titanium. The Grade 321 steel is similar to that of the 304 grade, with additional titanium, which is at least five times the carbon content. The composition of Stainless Steel 321 Pipe Fittings makes it strong and capable of bearing harsh environments. We manufacture ASTM A403 WP 321 Stainless Steel Buttweld Pipe Fittings, which are used in various industries including Petrochemical, Nuclear, Oil and Gas, etc. We also specialize in manufacturing ASTM A403 WP321 Elbow, which comprises grade 321 stainless steel seamless tube with the diameter range of DN 15 to DN 1000. Largest Manufacturer Of ASTM A403 WP321 Pipe Fittings In India.

We are among the top stockists of ASTM A403 WP321 Pipe Fittings in India, where ASTM A403 is a standard of the pipe fitting material, which indicates the material properties of various types of stainless steel. WP321 is a steel grade in the given standard. Titanium acts as a stabilizing element in 321 SS Pipe Fittings, and its properties make it helpful in making wear-resistant pipeline equipment.

We manufacture different types of grade 321 pipe fittings like:

  • SS WP321H Buttweld Equal Tee's diameter of the branch is the same as that of the actual pipe.
  • Werkstoff Nr. 1.4541 Concentric Reducer extensively used in industries such as aircraft and missiles.
  • UNS S32100 Stub End reduces the cost of flange joints and speeds up the whole joining process of a pipeline system.



ASTM A403 WP 321 Stainless Steel Fittings


ASTM A403 WP321 Pipe Fittings Equivalent Chart

STANDARD WERKSTOFF NR. UNS JIS EN
Stainless Steel 321 Fittings 1.4541 S32100 SUS 321 X6CrNiTi18-10
Stainless Steel 321H Pipe Fittings 1.4878 S32109 SUS 321H X12CrNiTi18-9

A403 WP321 Chemical Composition

Grade C Mn Si P S Cr N Ni Ti
Stainless Steel 321 Pipe Fittings 0.08 maximum 2.0 maximum 1.0 maximum 0.045 maximum 0.030 maximum 17.00 - 19.00 0.10 maximum 9.00 - 12.00 5(C+N) – 0.70 maximum
Stainless Steel 321H Fittings 0.04 – 0.10 2.0 maximum 1.0 maximum 0.045 maximum 0.030 maximum 17.00 - 19.00 0.10 maximum 9.00 – 12.00 4(C+N) – 0.70 maximum

Stainless Steel 321 Fittings Pressure Rating Formula And UNS S32100 End Cap Weight Chart According to ASME B16.11.


Mechanical Chart Of Stainless Steel 321 Pipe Fittings

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
7.9 g/cm3 1400 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

321 SS Pipe Fittings Physical Properties

Denstiy
lbm/in3
Coefficient of
Thermal Expansion (min/in)-°F
Thermal Conductivity BTU/hr-ft-°F Specific Heat BTU/lbm -°F Modules of Elasticity (annealed)2-psi
at 68 °F at 68 – 212°F at 68 – 1832°F at 200°F at 32 – 212°F in tension (E)
0.286 9.2 20.5 9.3 0.12 28 x 106

We Provide SS 321 Buttweld Fittings In-House Cutting, Check Werkstoff Nr. 1.4541 Eccentric Reducer Dimensions with Tolerances.


SS WP321H Buttweld Elbow Dimensions Chart According to ASME B16.9

SS WP321H Buttweld Elbow Dimensions Chart According to ASME B16.9

NPS (Normal Pipe Size) O.D. (Outside Daimeter) Elbow 90 Deg Elbow 45 Deg Return Elbow 180 Deg
(inch) Long Radius Elbow Short Radius Long Radius Elbow Long Radius Elbow
(millimeter/ MM) (inch./ Inches) Center to Face
(Inches)
Center to Face
(Inches)
Center to Face
(Inches)
Radius
(Inches)
Center to Center
(Inches)
Back to face
(Inches)
1/2 21.3 0.840 1 1/2 5/8 2 1 7/8
3/4 26.7 1.050 1 1/8 7/16 2 1/4 1 11/16
1 33.4 1.315 1 1/2 1 7/8 3 2 3/16
1 1/4 42.2 1.660 1 7/8 1 1/4 1 3 3/4 2 3/4
1 1/2 48.3 1.900 2 1/4 1 1/2 1 1/8 3 4 1/2 3 1/4
2 60.3 2.375 3 2 1 3/8 4 6 4 3/16
2 1/2 73.0 2.875 3 3/4 2 1/2 1 3/4 5 7 1/2 5 3/16
3 88.9 3.500 4 1/2 3 2 6 9 6 1/4
3 1/2 101.6 4.000 5 1/4 3 1/2 2 1/4 7 10 1/2 7 1/4
4 114.3 4.500 6 4 2 1/2 8 12 8 1/4
5 141.3 5.563 7 1/2 5 3 1/8 10 15 10 5/16
6 168.3 6.625 9 6 3 3/4 12 18 12 5/16
8 219.1 8.625 12 8 5 12 24 16 5/16
10 273.1 10.750 15 10 6 1/4 15 30 20 3/8
12 323.9 12.750 18 12 7 1/2 18 36 24 3/8

NPS (Normal Pipe Size) O.D. (Outside Daimeter) ASME B16.9 Pipe End Cap ASME B16.9 Straight Tee ASME B16.9 Straight Cross ASME B16.9 Long And Short Stub Ends
(inch./ Inches) (millimeter/ MM) (Inches) Length
(Inches)
Center to End
(Inches)
Center to End
(Inches)
Lap Diameter
(Inches)
Long Length
(Inches)
Short Length
(Inches)
1/2 21.3 0.840 1 1 1 3/8 3 2
3/4 26.7 1.050 1 1 1/8 1 11/16 3 2
1 33.4 1.315 1 1/2 1 1/2 1 1/2 2 4 2
1 1/4 42.2 1.660 1 1/2 1 7/8 1 7/8 2 1/2 4 2
1 1/2 48.3 1.900 1 1/2 2 1/4 2 1/4 2 7/8 4 2
2 60.3 2.375 1 1/2 2 1/2 2 1/2 3 5/8 6 2 1/2
2 1/2 73.0 2.875 1 1/2 3 3 4 1/8 6 2 1/2
3 88.9 3.500 2 3 3/8 3 3/8 5 6 2 1/2
3 1/2 101.6 4.000 2 1/2 3 3/4 3 3/4 5 1/2 6 3
4 114.3 4.500 2 1/2 4 1/8 4 1/8 6 3/16 6 3
5 141.3 5.563 3 4 7/8 4 7/8 7 5/16 8 3
6 168.3 6.625 3 1/2 5 5/8 5 5/8 8 1/2 8 3 1/2
8 219.1 8.625 4 7 7 10 5/8 8 4
10 273.1 10.750 5 8 1/2 8 1/2 12 3/4 10 5
12 323.9 12.750 6 10 10 15 10 6

ASTM A403 WP 321 Stainless Steel Buttweld Pipe Fittings Minimum Weight

DN (Normal Pipe Size) For ASME B16.9

Schedule 10S

Schedule 40S

Schedule 80S

Elbow 90 Deg

Elbow 45 Deg B16.9 Equal Tee

Elbow 90 Deg

Elbow 45 Deg

B16.9 Equal Tee

Elbow 90 Deg Elbow 45 Deg

B16.9 Equal Tee

8

0.02

0.01

0.03

0.03

0.02

0.06

0.04

0.03

0.07

10

0.03

0.02

0.05

0.03

0.02

0.03

0.06

0.04

0.09

15

0.06

0.03

0.09

0.08

0.04

0.10

0.10

0.05

0.14

20

0.07

0.03

0.13

0.08

0.04

0.17

0.11

0.05

0.20

25

0.14

0.08

0.28

0.15

0.11

0.29

0.22

0.14

0.38

32

0.23

0.11

0.49

0.26

0.17

0.59

0.40

0.23

0.68

40

0.30

0.17

0.68

0.40

0.23

0.86

0.51

0.29

1.02

50

0.50

0.25

0.85

0.70

0.4

1.28

0.91

0.59

1.59

65

0.85

0.48

1.41

1.40

0.77

2.19

1.81

0.99

3.13

80

1.25

0.63

1.77

2.20

1.08

3.31

2.97

1.50

4.45

90

1.70

0.75

2.67

2.83

1.42

4.08

4.00

2.00

5.44

100

2.10

1.08

3.46

4.47

2.09

5.27

6.18

2.81

7.71

150

5.45

2.72

8.07

10.89

5.44

10.99

16.32

8.16

13.61

200

10.20

5.33

15.65

21.54

10.77

20.91

33.11

16.56

28.12

250

18.15

9.75

26.46

38.56

19.27

35.38

51.71

25.86

49.90

300

25.80

13.62

39.46

59.42

29.71

62.14

79.38

39.69

83.91

DN (Normal Pipe Sizes) For ASME B16.9

Schedule 10S

Schedule 40S

Schedule 80S

Concentric Pipe Reducer Eccentric Pipe Reducer Reducing And Unequal Tee Concentric Pipe Reducer Eccentric Pipe Reducer Reducing And Unequal Tee Concentric Pipe Reducer Eccentric Pipe Reducer Reducing And Unequal Tee

40x.25

0.19

0.19

0.60

0.26

0.26

0.76

0.34

0.34

0.90

50x25

0.28

0.28

0.73

0.40

0.40

1.10

0.54

0.54

1.37

50x40

0.31

0.31

0.76

0.45

0.45

1.15

0.59

0.59

1.43

80x.50

0.55

0.55

1.56

1.00

1.00

2.91

1.79

1.79

3.91

100x50

0.78

0.78

2.94

1.50

1.50

4.48

1.95

1.95

6.55

100x80

0.87

0.87

3.04

1.74

1.74

4.64

2.33

2.33

6.79

150x80

1.82

1.82

6.86

3.95

3.95

9.68

5.51

5.51

11.57

150x100

1.96

1.96

7.10

4.07

4.07

11.94

5.96

5.96

11.97

200x100

3.01

3.01

13.46

6.55

6.55

17.98

9.23

9.23

24.18

200x150

3.19

3.19

14.08

6.74

6.74

18.82

10.12

10.12

25.31


KOC Approved Stainless Steel 321H Pipe Fittings Manufacturer In India And Wide Variety Of SA403 WP321 Pipe Tee For Pipeline.

Stainless Steel 321 Pipe Fittings Size Chart

O.D. or I.D. Diameter Equivalent Decimal Nominal Diameter Typical Threads In Inch
5/16 0.313 1/16 27
13/32 0.405 1/8 27
35/64

0.540

1/4 18
43/64 0.675 3/8 18
27/32 0.840 1/2 14
1-3/64 1.050 3/4 14
1-5/16 1.315 1 11-1/2

1-21/32

1.660 1-1/4 11-1/2
1-29/32 1.900 1-1/2 11-1/2
2-3/8 2.375 2 11-1/2
2-7/8 2.875 2-1/2 8
3-1/2 3.500 3 8
4 4.000 3-1/2 8
4-1/2 4.500 4 8

UNS S32100 Equal Tee Pressure Test

Pressure-Temperature ratings for Stainless Steel 321 Pipe Fittings (psig)
Temperature RatingsPressure Class
150300
1/4 - 1 inch.1 1/4 - 2 inch.2 1/2 - 3 inch.
(oF)(oC)
-20 to 150 -29 to 66 300 2000 1500 1000
200 93 265 1785 1350 910
250 121 225 1575 1200 825
300 149 185 1360 1050 735
350 177 150 1150 900 650
400 204 - 935 750 560
450 232 - 725 600 475
500 260 - 510 450 385
550 288 - 300 300 300

150LB Stainless Steel 321 Fittings Dimensions

NPS (Normal Pipe Size) (A) Diameter
(B) Diameter
Approx. Weight in Kilogram (KG)
1/8″ 0.69 0.66 0.06
1/4″ 0.80 0.80 0.10
3/8″ 0.94 0.97 0.15
1/2″ 1.11 1.17 0.22
3/4″ 1.24 1.38 0.32
1″ 1.43 1.74 0.52
1-1/4″ 1.72 2.07 0.76
1-1/2″ 1.87 2.36 0.99
2″ 2.25 2.86 1.49
2-1/2″ 2.68 3.57 2.78
3″ 3.05 4.23 4.41
4″ 3.72 5.24 6.72

Werkstoff Nr. 1.4541 Concentric Reducer Tolerance Table

Stainless Steel 321 Pipe Fittings (Grade 304 & 304L/ 316 & 316L/ 310/ 317L/ 347/ 904L) Tolerance 90 Deg And 45 Deg
Elbows And Pipe Tee
Reducer (Concentric/ Eccentric)
& Lap Joint
Stub End (Long / Short)
Pipe End Caps
Normal Pipe Size (NPS) Of ASME B16.9 O. (Outside)
D. (Daimeter)
at Bevel
I. (Inside)
D.(Daimeter)
at End
Wall Thickness Of T Center-to-End
Dimension
A ,C ,B
Over-all
Length Of H
Over-all
Length Of F
1/2 to 2-1/2 +0.06 Not less than 87.5%
of nominal thickness
+/- 0.06 +/- 0.06 +/- 0.12
-0.03
3 to 3-1/2 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.12
4 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.12
5 to 8 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.06 +/- 0.25
10 to 18 +0.16 +/- 0.12 +/- 0.09 +/- 0.09 +/- 0.25
-0.12
20 to 24 +0.25 +/- 0.19 +/- 0.09 +/- 0.09 +/- 0.25
-0.19
26 to 30 +0.25 +/- 0.19 +/- 0.12 +/- 0.19 +/- 0.38
-0.19
32 to 48 +0.25 +/- 0.19 +/- 0.19 +/- 0.19 +/- 0.38
-0.19

Refer ASTM A403 WP321 Pipe Fittings Equivalent & Chemical Composition And Mechanical Properties.

A403 Wp321H Elbow Gasket Table

O.D. or I.D. Diameter Equivalent Decimal Nominal Diameter Typical Threads In Inch
5/16 0.313 1/16 27
13/32 0.405 1/8 27
35/64

0.540

1/4 18
43/64 0.675 3/8 18
27/32 0.840 1/2 14
1-3/64 1.050 3/4 14
1-5/16 1.315 1 11-1/2

1-21/32

1.660 1-1/4 11-1/2
1-29/32 1.900 1-1/2 11-1/2
2-3/8 2.375 2 11-1/2
2-7/8 2.875 2-1/2 8
3-1/2 3.500 3 8
4 4.000 3-1/2 8
4-1/2 4.500 4 8

Class 300 SA403 WP321H Pipe End Cap Dimensions

NPS (Normal Pipe Sizes) (A) Diameter (B) Diameter Approx. Weight in Kilogram (KG)
1/8″ 0.62 0.65 0.08
1/4″ 0.69 0.81 0.12
3/8″ 0.75 0.96 0.19
1/2″ 0.87 1.16 0.25
3/4″ 0.96 1.38 0.36
1″ 1.11 1.74 0.58
1-1/4″ 1.28 2.07 0.85
1-1/2″ 1.38 2.36 1.12
2″ 1.61 2.85 1.61
2-1/2″ 1.93 3.57 2.36
3″ 2.15 4.23 3.44
4″ 2.58 5.24 5.42

SS 321 Buttweld Fittings Specification List

Specification List Of: Stainless Steel 321 Pipe Fittings
EIL Approved Manufacturer Of SS 321 Fittings Materials: Copper, Iron (Ductile/Cast), Carbon Steel, Nickel Alloys, Tantalum, Stainless Steel, Cupro-Nickel 90/10 & 70/30, Nickel, Inconel, Monel, Titanium, Chrome-molybdenum, Hastalloy, Alloy Steel, Brass, Bronze.
Type Of Fittings: Welded Fittings, Seamless (SMLS) Fittings, Butt Weld (BW) Fittings
Buttweld Fittings Type Reducer, Cap, Stub End, Wye, Cross, Elbow, Tee, Bend, Adapter
Pipe Fittings Connection Type Flange/ Clamp End / Threaded/ Weld/ End Bell
Temperature Ratings Class 150 To Class 2500.
Schedule Size: Schedule 5 TO Schedule 160.
Thickness Range: Sch 5S To XXS
Manufacturer Of Fittings Dimension: JIS B2312 Fittings, MSS-SP-43 Type B Fittings, ANSI B16.28 Fittings, MSS-SP-43 Type A Fittings, JIS B2313 Fittings
We Are One Of The Leading Distributor Of ASTM A403 WP321 Elbow Paris, Ahmedabad, Perth, Tiruchirappalli, Bogota, Chennai, Ankleshwar, Patna, Ho-Chi-Minh-City, Santiago, Dammam, Panipat, Sydney, Bhopal, Sao-Paulo, Oyama, Melbourne, Hyderabad, Kolkata, Vapi, Rajkot, Mysuru, Dombivli, Pimpri-Chinchwad, Hangzhou, Tehran, Ambernath, Jeddah, Navi-Mumbai, Abu-Dhabi, Alexandria, Ghaziabad, Chandigarh, Coimbatore, Visakhapatnam, Ashburn, Gurgaon, Brisbane, Beijing, Ajman, Baku, Karachi, Houston, Vadodara, Milan, Kalyan, Kuala-Lumpur, Quezon-City, Secunderabad, Batam, Manama, New-Delhi, Madrid, Sharjah, Doha, Mexico-City, Jakarta, Surabaya, Mumbai, Hazira, Jamnagar, Chicago, Bengaluru, Lagos, Lucknow, Jaipur, Dallas, Kota, Bangkok, Vung-Tau, Kochi, Nashik, Hanoi, London, Singapore, Shanghai, Johor-Bahru, Zhengzhou, Dhaka, Jamshedpur, Pune, Al-Jubail, Indore, Delhi, Faridabad, Busan, Seoul, Calgary, Dubai, Noida, Cairo, Thane, Ludhiana, Istanbul, Puchong, Vasai-Virar, Surat, Riyadh, Guwahati, Shah-Alam, Agra, Al-Khobar, Amsterdam, Nagpur, Bhubaneswar, Raipur,
Dimensions Standard ISO Fittings, JIS Fittings, DIN Fittings, EN Fittings, NPT Fittings
Size Chart: Normal Pipe Size 1⁄₂ to Normal Pipe Size 48”


Great Price For Buy Bulk Type Of Stainless Steel 321 Pipe Fittings For Piping Connection

EN X6CrNiTi18-10 U Bend
SUS 321H U Bend
En X6CrNiTi18-10 90 Deg Elbows
En X6CrNiTi18-10 90 Deg Elbows
ASTM A403 WP321 Short Radius Elbow
ASTM A403 WP321 Short Radius Elbow
SA 403 WP 321 Stub End
SA 403 WP 321 Stub End
ASME SA403 WP321 180 Degree Elbows
ASME SA403 WP321 180 Degree Elbow
321 Stainless Steel Seamless 45 Degree Elbows
321 Stainless Steel Seamless 45 Degree Elbow
Stainless Steel 321 Welded Lateral Tee
Stainless Steel 321 Welded Lateral Tee
321 SS Reducer
321 SS Reducer
SS 321 Elbow
SS 321 Elbow
SS 321 Pipe Tee
SS 321 Pipe Tee
Stainless Steel 321 Stub End
Stainless Steel 321 Stub End
321 Stainless Steel Concentric Reducer
321 Stainless Steel Concentric Reducer
Werkstoff No. 1.4541 Unequal Tee
Werkstoff No. 1.4541 Unequal Tee
UNS S32100 Pipe Cross
UNS S32100 Pipe Cross
SA403 WP 321 SS End Cap
SA403 WP 321 SS End Cap
ASTM A403 Wp 321 Stainless Steel Buttweld Pipe Bend
ASTM A403 Wp 321 Stainless Steel Buttweld Pipe Bend


We Supplied A Comprehensive Range Of Stainless Steel 321 Pipe Fittings To The Following Locations

SCH 160, BW End, 2 Inch, Werkstoff No. 1.4541 Unequal Tee Turkey, United Arab Emirates (UAE), Norway, Malaysia
Galvanized, 10 Inch, UNS S32100 Pipe Cross Dammam -KSA, Indonesia, Belgium, Philippines
14 Inch, SCH 80, SA403 WP 321 SS End Cap Malaysia, Philippines, Canada, Singapore
16 Inch, SCH 100, Butt-Weld, ASTM A403 Wp 321 Stainless Steel Buttweld Pipe Bend Europe, Malaysia, Romania, Japan
SCH 80, Black Steel, 8 Inch, 321 Stainless Steel Concentric Reducer Colombia, Malaysia, Sweden, China
14 Inch, SCH 90, Seamless, Stainless Steel 321 Stub End Netherlands, Malaysia, Russia, Dubai
10 Inch × 6 Inch, SCH STD, SS 321 Pipe Tee South Africa, Saudi Arabia (KSA), Kuwait, Brazil
8 X 4 Inch, SCH 20, SS 321 Elbow Nigeria, UK, Australia, Philippines
10 X 6 Inch, BW, SCH 40, 321 SS Reducer Malaysia, UAE, Hong Kong, Oman
12 Inch, SCH STD, Buttweld, Stainless Steel 321 Welded Lateral Tee Singapore, South Africa, Bahrain
250 X 80 MM, BW, SCH 80, 321 Stainless Steel Seamless 45 Degree Elbow Italy, Iran, Chile, Singapore
SCH 120, (O.D) 300MM, 16 Inch, ASME SA403 WP321 180 Degree Elbow Egypt, Spain, UK, Mexico
BW Ends, Black Coating, 6 Inch, SA 403 WP 321 Stub End Poland, Canada, UK, Ellington -United States
SCH 20, ASME B16.9, 20 Inch, ASTM A403 WP321 Short Radius Elbow United Kingdom -UK, Malaysia, Europe, UAE
2032MM, SCH 20S, 10 Inch, En X6CrNiTi18-10 90 Deg Elbows Thailand, Qatar, Europe, France
DN750, 4 Inch, SUS 321H U Bend Czechia, Thailand, Malaysia, Germany
DN 1400 X 1400, BW, SCH20, SS 321 Forged Fittings, Norway, Malaysia, United Arab Emirates (UAE), Turkey
ASME B16.9, Schedule 10S, 10 Inch, SS 321H High Pressure Elbow Indonesia, Belgium, Dammam -KSA, Philippines.
3 X 2 Inch, Schedule 40, ASTM A403, SS WP321H Buttweld End Cap Malaysia, Philippines, Canada, Singapore