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ASTM A403 WP321 Fittings

Home|ASTM A403 WP321 Fittings

Verified Manufacturer of A403 WP321 Stainless Steel Pipe Elbow in China

ASTM A403 WP321 Fittings

Table of Content

pipe-fitting-table-of-content

Supplier of 321 Stainless Steel Buttweld Fittings With High-Temperature & SS 321 Tee is Non-magnetic and Offered in Different Sizes

ASTM A403 WP321 Fittings Specification

Fitting size icon

ASTM A403 WP321 Buttweld Fittings Sizes

  • Seamless Size : 1/2″ – 24″ (BW)
  • Welded Size : 24 – 96″ (BW)
  • Buttweld Size: 1/2″ To 24″
fitting thickness icon

AISI 321 stainless steel Seamless Fittings Common Thickness

  • Schedule : 90 To 180
  • Schedule : 10 To 80
  • Schedule : SCH, XXS
Pipe Testing

SS 321 Concentric Reducer Testing

  • PMI Test
  • Chemical Analysis
  • Hardness Test
  • Mechanical Testing
Standards

Stainless Steel 321 End Cap Standards

  • ASME B16.25
  • MSS-SP-43
  • ASME/ANSI B16.9
Melting Point

SA 403 Grade 321 Bend Melting Point

  • 2550-2635° F
Density

A403 WP321 Welded Fittings Density

  • 8.0 g/cm3
Hardness

SS 321 Concentric Reducer Hardness

  • 217 HB (Max.)
life

ASTM A403 WP321 Fittings life

  • 20 years
pipe manufacturing process

A403 Gr WP321 Carbon Steel Reducer Manufacturing Process

  • Pushing
  • Welding
  • Casting
  • Forged
coating icon

SA 403 WP 321 Elbow Types Of Coating

  • Anti rust
  • Zinc coatings
  • PE/ PTFE/ FBE coating
  • Back painting
Origins

A403 WP321 Welded Fittings Origins

  • Spain
  • Germany
  • China
  • Colombia, India
fittings type

Types of SA 403 Grade 321 Bend

  • Reducer,End cap
  • Elbow, Tee, Stub end
  • Pipe cross
  • Pipe bend
Applications

Stainless Steel 321 End Cap Applications

  • Oil and gas
  • Power plants
  • Desalination plants
  • Food and beverage production
Documentation

SA 403 WP 321 Elbow Documentation

  • Heat treatment charts
  • Material traceability records
  • Raw material test reports
  • Fumigation certificates
pipe bending

SS 321 Concentric Reducer Method Of Pipe Bending

  • Inner diameter
  • Thickness, Length
  • Straightness, Ovality
  • Outer diameter
Disadvantages

ASTM A403 WP321 Fittings Disadvantages

  • Limited welding techniques
  • Non-compliance
  • Titanium limits working
  • Visual defects
Packaging

ASTM A403 WP321 Buttweld Fittings end Packaging

  • Bundled
  • Bubble Wraps
  • Wooden Box
Advantages

ASTM A403 WP321 Fittings Advantages

  • Superior strength
  • Aesthetic appeal
  • Smooth inner surface
  • Versatility
Process icon

AISI 321 stainless steel Seamless Fittings Process

  • Threaded End (TE)
  • Plain End (PE)
  • Bevelled End (BE)
Methods

Methods of A403 Gr WP321 Carbon Steel Reducer

  • Buttweld
  • Welded
  • Seamless

Types of ASTM A403 WP321 Buttweld Fittings


ASTM A403 WP321 Fittings Supplier in China Provides A Selection Of The Most Popular Varieties.


ASTM A403 WP321 Fittings

ASTM A403 WP321 Fittings

A403 WP321 Welded Fittings

A403 WP321 Welded Fittings

AISI 321 stainless steel Seamless Fittings

AISI 321 stainless steel Seamless Fittings

SA 403 WP 321 Elbow

SA 403 WP 321 Elbow

ASTM A403 WP321 Buttweld Fittings

ASTM A403 WP321 Buttweld Fittings

SA 403 Grade 321 Bend

SA 403 Grade 321 Bend

SS 321 Concentric Reducer

SS 321 Concentric Reducer

Stainless Steel 321 End Cap

Stainless Steel 321 End Cap

A403 Gr WP321 Carbon Steel Reducer

A403 Gr WP321 Carbon Steel Reducer


Dimensions Chart Of Stainless Steel 321 Fittings

ASTM A403 WP321 Fittings Manufacturer in China Provides A Wide Range Of Dimensions.

Stainless Steel 321 Fittings Dimensions

NPS O.D. 180 DEGREE RETURN 45 DEGREE ELBOW 90 DEGREE ELBOW
(IN) LONG RADIUS ELBOW LONG RADIUS ELBOW SHORT RADIUS LONG RADIUS ELBOW
(IN) (MM) BACK TO FACE (IN) CENTER TO CENTER (IN) RADIUS (IN) CENTER TO FACE (IN) CENTER TO FACE (IN) CENTER TO FACE (IN)
12 12.750 323.9 24 3/8 36 18 7 1/2 12 18
3 3.500 88.9 6 1/4 9 6 2 3 4 1/2
1/2 0.840 21.3 1 7/8 2 5/8 – 1 1/2
10 10.750 273.1 20 3/8 30 15 6 1/4 10 15
2 1/2 2.875 73.0 5 3/16 7 1/2 5 1 3/4 2 1/2 3 3/4
3/4 1.050 26.7 1 11/16 2 1/4 7/16 – 1 1/8
2 2.375 60.3 4 3/16 6 4 1 3/8 2 3
8 8.625 219.1 16 5/16 24 12 5 8 12
1 1.315 33.4 2 3/16 3 7/8 1 1 1/2
6 6.625 168.3 12 5/16 18 12 3 3/4 6 9
3 1/2 4.000 101.6 7 1/4 10 1/2 7 2 1/4 3 1/2 5 1/4
1 1/4 1.660 42.2 2 3/4 3 3/4 1 1 1/4 1 7/8
5 5.563 141.3 10 5/16 15 10 3 1/8 5 7 1/2
1 1/2 1.900 48.3 3 1/4 4 1/2 3 1 1/8 1 1/2 2 1/4
4 4.500 114.3 8 1/4 12 8 2 1/2 4 6

Dimensions Chart Of AISI 321 Stainless Steel Seamless Fittings

NPS O.D. LONG / SHORT STUB ENDS PIPE END CAPS STRAIGHT CROSS STRAIGHT TEE
(IN.) (IN.) (MM) LAP DIA (IN.) SHORT LENGTH (IN.) LONG LENGTH (IN.) LENGTH (IN.) CENTER TO END (IN.) CENTER TO END (IN.)
2 1/2 2.875 73.0 4 1/8 2 1/2 6 1 1/2 3 3
12 12.750 323.9 15   10 6 10 10
3 3.500 88.9 5 2 1/2 6 2 3 3/8 3 3/8
1/2 0.840 21.3 1 3/8 2 3 1 – 1
10 10.750 273.1 12 3/4 5 10 5 8 1/2 8 1/2
3/4 1.050 26.7 1 11/16 2 3 1 – 1 1/8
8 8.625 219.1 10 5/8 4 8 4 7 7
1 1.315 33.4 2 2 4 1 1/2 1 1/2 1 1/2
3 1/2 4.000 101.6 5 1/2 3 6 2 1/2 3 3/4 3 3/4
6 6.625 168.3 8 1/2 3 1/2 8 3 1/2 5 5/8 5 5/8
1 1/4 1.660 42.2 2 1/2 2 4 1 1/2 1 7/8 1 7/8
5 5.563 141.3 7 5/16 3 8 3 4 7/8 4 7/8
1 1/2 1.900 48.3 2 7/8 2 4 1 1/2 2 1/4 2 1/4
4 4.500 114.3 6 3/16 3 6 2 1/2 4 1/8 4 1/8
2 2.375 60.3 3 5/8 2 1/2 6 1 1/2 2 1/2 2 1/2

Temperature Ratings Of 321 Stainless Steel Pipe Fittings

PSIG PRESSURE-TEMPERATURE RATINGS FOR SS 321 PIPE FITTINGS
TEMP RATINGS PRESSURE CLASS
150 300
2 1/2 - 3 inch. 1 1/4 - 2 inch. 1/4 - 1 inch.
(oC) (oF)
288 550 - 300 300 300
177 350 150 650 900 1150
260 500 - 385 450 510
93 200 265 910 1350 1785
149 300 185 735 1050 1360
232 450 - 475 600 725
121 250 225 825 1200 1575
204 400 - 560 750 935
-29 to 66 -20 to 150 300 1000 1500 2000

Size Chart Of AISI 321 stainless Steel Stub End

NPS 4 20 to 24 5 to 8 1/2 up to 2.1/2 10 to 18 3 to 3.1/2
O.D. OF LAP (G) + 0
- 0.76		 + 0
- 1.6		 + 0
- 0.76		 + 0
- 0.76		 + 0
- 1.6		 + 0
- 0.76
LAP (R) FILLET RADIUS + 0
- 1.6		 + 0
- 1.6		 + 0
- 1.6		 + 0
- 0.76		 + 0
- 1.6		 + 0
- 0.76
OD AT WELDING END (OUTSIDE DIA) 0.8 + 3.05
- 0.76		 + 1.6
- 0.8		 0.8 + 2.29
- 0.76		 0.8
WALL THICK OF LAP (T) + 1.52
- 0		 + 1.52
- 0		 + 1.52
- 0		 + 1.52
- 0		 + 1.52
- 0		 + 1.52
- 0
OVERALL LENGTH OF (F) 1.6 2 1.6 1.6 2 1.6

SS 321 Concentric Reducer Equivalent Grades

ASTM

A403

UNS

S32100

WNR.

1.4541

EN

X6CrNiTi18-10

JIS

SUS 321



Chemical Composition of SA 403 WP 321 Elbow

Sulfur

0.03 Max

Carbon

0.08 Max

Phosphorus

0.045 Max

Nitrogen

0.10 Max

Silicon

0.75 Max

Manganese

2.0 Max

Nickel

12.0 Max

Chromium

19.0 Max

SA 403 Grade 321 Bend Mechanical Properties

ASTM A403 WP321 Fittings Manufacturer in China Provides Excellent Mechanical Properties.

Elongation

40 %



Yield Strength

Psi – 30000 , MPa – 205

Tensile Strength

Psi – 75000 , MPa – 515

Melting Point

2550-2635° F



Applications Of AISI 321 Stainless Steel Seamless Fittings

AISI 321 Stainless Steel Seamless Fittings Applications

Applications

  • Off-Shore Oil Drilling Companies
  • Sea Water Equipment
  • Pulp and Paper Industry
  • Pharmaceutical Equipment
  • Chemical Equipment
  • Specialty Chemicals
  • Heat Exchangers

Difference Between ASTM A403 WP321 Fittings VS ASTM A234 WP11 Fittings

ASTM A403 WP321 Fittings ASTM A234 WP11 Fittings
Uses Industrial environments Power plants, refineries, and other oil field services
Properties >Heat resistant, corrosion resistant, mechanically strong Ideal for high temperatures and pressures
Material Chromium-molybdenum alloy steel Wrought carbon steel or alloy steel
Difference ASTM A403 WP321 Fittings VS ASTM A234 WP11 Fittings

How Does Yaye International Wenzhou Evaluate the Quality of Its ASTM A403 Wp321 Fittings ?

  • Chemical Composition Analysis
  • Dimensional Checks to Ensure Tolerances Are Met
  • And Sometimes Specialized Tests Like Intergranular Corrosion
  • Visual Inspection for Surface Defects
  • Verify Resistance To Corrosion In High-temperature Applications

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