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Stainless Steel Pipe Fittings

Stainless Steel Pipe Fittings - Product Overview

Hars Tubes Fittings is a leading manufacturer, supplier, and exporter of premium-quality stainless steel pipe fittings available in ASTM-grade materials. We offer seamless and welded stainless steel fittings engineered for strong, leak-proof, corrosion-resistant piping performance even in harsh operating environments. Our fittings deliver excellent dimensional accuracy, durability, and long service life—widely used in applications such as Oil & Gas, Petrochemical, Chemical Processing, Marine, Power Plants, Food & Beverage, and Pharmaceutical industries. All products are manufactured in compliance with ASME, ANSI, DIN, and EN international standards, ensuring unmatched quality, safety, and reliable operation.

Stainless Steel Pipe Fittings

Stainless Steel Pipe Fittings – Grades & Specifications

Specifications : ASTM A403 WP 304 / 304L / 316 / 316L / 321 / 310 / 904L

Types : Elbows (45° / 90°), Tee, Reducer, End Cap, Stub End

Size Range : 1/2" (15 NB) to 48" (1200 NB)

Schedule : Sch 10, Sch 20, Sch 40, Sch 80, Sch 160, XXS

Standards :

ASME B16.9, ASME B16.11, MSS-SP-79, MSS-SP-43

Ends : Beveled Ends (BE), Plain Ends (PE), Threaded Ends

We Specialize In : Butt-Weld Fittings, Socket Weld Fittings, Screwed Fittings, Hygienic / Sanitary Stainless Steel Fittings

Slip On Flanges

Stainless Steel Elbow

Weld Neck Flanges

Stainless Steel Tee

Blind Flanges

Stainless Steel Reducer

For the Latest Stainless Steel Pipe Fittings Price List – Click Here

Stainless Steel Pipe Fittings

Stainless Steel Fittings Standards

  • ANSI B16.9
  • MSS-SP-43
  • ASME B16.28

SS Butt Welding Fittings Sizes

  • Welded Fittings: 1/2″ – 24″
  • Seamless Fittings: 4″ – 72″
  • Schedule : SCH 5 – SCH 160, XXS

Stainless Steel Pipe Fittings Form

  • Elbow
  • Tee
  • Reducer
  • Cap

Stainless Steel Weld Fittings Process

  • Welded
  • Seamless
  • Fabricated

Stainless Steel Plumbing Fittings Origin

  • Japanese
  • European
  • Korean
  • American

SS Fittings Finish

  • Polished
  • Smooth

Stainless Steel Water Pipe Fittings Application

  • Shipbuilding
  • Chemical Processing
  • Construction
  • Water Treatment

Stainless Steel Gas Pipe Fittings Testing

  • PMI Test
  • NDT Test
  • HIC Tested
  • Ultrasonic Test

Stainless Steel Weldable Fittings Features

  • Manufacturing Process
  • High Strength
  • Corrosion Resistance
  • Testing Standards

SS Pipe Fittings Grades in Stock

SS Pipe Fittings Grades (Left) SS Pipe Fittings Grades (Right)
Stainless Steel 304 Pipe Fittings Stainless Steel 316H Pipe Fittings
Stainless Steel 316 Pipe Fittings Stainless Steel 316Ti Pipe Fittings
Stainless Steel 304L Pipe Fittings Stainless Steel 317 Pipe Fittings
Stainless Steel 316L Pipe Fittings Stainless Steel 321 Pipe Fittings
Stainless Steel 304H Pipe Fittings Stainless Steel 347 Pipe Fittings
Stainless Steel 310 Pipe Fittings Stainless Steel 904L Pipe Fittings

Schedule Chart Of SS Buttweld Fittings

Sizes (DN) SCH 140S SCH 160 SCH 120S SCH 5S SCH 80S SCH 100S SCH 60S SCH 20S SCH 40S SCH 10S
125 – 15.9 12.7 2.8 9.5 – 8.1 5.0 6.6 3.4
25 – 6.4 – 1.65 4.5 – 3.9 3.0 3.4 2.8
150 – 18.2 14.3 2.8 11.0 – 9.3 5.0 7.1 3.4
50 – 8.7 – 1.65 5.5 – 4.9 3.5 3.9 2.8
200 20.6 23.0 18.2 2.8 12.7 15.1 10.3 6.5 8.2 3.8
8 – – – 1.2 3.0 – 2.4 2.0 2.2 1.65
15 – 4.7 – 1.65 3.7 – 3.2 2.5 2.8 2.1
10 – – – 1.2 3.2 – 2.8 2.0 2.3 1.65
90 – 12.7 – 2.1 8.1 – 7.0 4.0 5.7 3.0
80 – 11.1 – 2.1 7.6 – 6.6 4.0 5.5 3.0
600 52.4 59.5 46.0 5.5 31.0 38.9 24.6 – 17.5 6.4
300 28.6 33.3 25.4 4.0 17.4 21.4 14.3 6.5 10.3 4.6
40 – 7.1 – 1.65 5.1 – 4.5 3.0 3.7 2.8
32 – 6.4 – 1.65 4.9 – 4.5 3.0 3.6 2.8
350 31.8 35.7 27.8 4.0 19.0 23.8 15.1 7.9 11.1 4.8
20 – 5.5 – 1.65 3.9 – 3.4 2.5 2.9 2.1
100 – 13.5 11.1 2.1 8.6 – 7.1 4.0 6.0 3.0
65 – 9.5 – 2.1 7.0 – 6.0 3.5 5.2 3.0
500 44.4 50.0 38.1 4.8 26.2 32.5 20.6 7.9 15.1 5.5
250 25.4 28.6 21.4 3.4 15.1 18.3 12.7 6.5 9.3 4.2
400 36.5 40.5 30.9 4.2 21.4 26.2 16.7 7.9 12.7 4.8

Stainless Steels Pipe Fittings Types

Slip On Flanges

45 DEGREE

Weld Neck Flanges

90 DEGREE

Blind Flanges

CONCENTRIC

Screwed Threaded Flanges

ECCENTRIC REDUCERS

Socket Weld Flanges

EQUALTEE

Lap Joint Flanges

THREADED SOCKET

Long Weld Neck Flanges

CAPS

Ring Type Joint Flanges

THREADED BARREL

Spectacle Blind Flanges

THREADED BARREL

SS Reducer Size chart

Stainless Steel Pipe Reducers NPS Length
H		 Outside Daimeter
D		 Outside Daimeter
D1
1-1/2 51 33.4 21.3
3/4-1/2 38 26.7 21.3
1-3/4 51 33.4 26.7
1¼-3/4 51 42.2 26.7
1¼-1/2 51 42.2 21.3
1¼-1 51 42.2 33.4
2-1¼ 76 60.3 42.2
1½-3/4 64 48.3 26.7
1½-1/2 64 48.3 21.3
1½-1 64 48.3 33.4
2-3/4 76 60.3 26.7
1½-1¼ 64 48.3 42.2
2-1 76 60.3 33.4
2-1½ 76 60.3 48.3

Stainless Pipe Bend Dimensions Chart

Gauge Stainless Bend Radius
(Refers to Inner Radius)		 Stainless Steel Minimum Bend Radius
Includes Min. Closeness of Cutout to Bend
14 gauge (0.075″ | 1.9 mm) .05″, .055″, .062″, .07″, .075″ .275″
.09″, .11″, .115″, .12″ .5″
.07″, .105″ .375″
.4″ 1.375″
11 gauge (0.120″ |3.05mm) .07″, .08″, .09″, .1″, .125″ .5″
16 gauge (0.060″ | 1.52 mm) .035″, .05″ .2″
.07″ .375″
.05″, .055″, .075″, .08″ .265″
.105″, .12″ .5″
18 gauge (0.048″ | 1.22 mm) .04″, .045″, .05″ .2″
.1″, .125″ .375″
.06″, .07″, .08″, .085″ .265″
.115″, .12″ .5″
24 gauge (0.024″ | 0.61 mm) .04″ .2″
.08″ .265″
20 gauge (0.035″ | 0.89 mm) .05″ .2″
.095″ .375″
.06″, .07″ .265″
22 gauge (0.029″ | 0.74 mm) .05″ .2″
.04″, .08″ .265″

Sainless Steel Buttweld Fittings Dimensions

W.T Size (Inch) OD 90° Elbows Crosses 45°Elbows Caps Tees Stub Ends
ST XS – – Long R A Short R A C B E C F G
0.375 0.500 16 16.000 24 16 12 10 7 12 12 18-1/2
0.203 0.276 2-1/2 2.875 3-3/4 2-1/2 3 1-3/4 1-1/2 3 6 4-1/8
0.375 0.500 22 22.000 33 – 16-1/2 13-1/2 10 16-1/2 – –
0.216 0.300 3 3.500 4-1/2 3 3-3/8 2 2 3-3/8 6 5
0.237 0.337 4 4.500 6 4 4-1/8 2-1/2 2-1/2 4-1/8 6 6-3/16
0.226 0.318 3-1/2 4.000 5-1/4 3-1/2 3-3/4 2-1/4 2-1/2 3-3/4 6 5-1/2
0.375 0.500 12 12.750 18 12 10 7-1/2 6 10 10 15
0.375 0.500 20 20.000 30 20 15 12-1/2 9 15 12 23
0.258 0.375 5 5.563 7-1/2 5 4-7/8 3-1/8 3 4-7/8 8 7-5/16
0.154 0.218 2 2.375 3 2 2-1/2 1-3/8 1-1/2 2-1/2 6 3-5/8
0.109 0.147 1/2 0.840 1-1/2 – – 5/8 1 1 3 1-3/8
0.280 0.432 6 6.625 9 6 5-5/8 3-3/4 3-1/2 5-5/8 8 8-1/2
0.133 0.179 1 1.315 1-1/2 1 – 7/8 1-1/2 1-1/2 4 2
0.375 0.500 24 24.000 36 24 17 15 10-1/2 17 12 27-1/4
0.365 0.500 10 10.750 15 10 8-1/2 6-1/4 5 8-1/2 10 12-3/4
0.375 0.500 14 14.000 21 14 11 8-3/4 6-1/2 11 12 16-1/4
0.375 0.500 18 18.000 27 18 13-1/2 11-1/4 8 13-1/2 12 21
0.145 0.200 1-1/2 1.900 2-1/4 1-1/2 2-1/4 1-1/8 1-1/2 2-1/4 4 2-7/8
0.322 0.500 8 8.625 12 8 7 5 4 7 8 10-5/8

SS Weldable Fittings Mechanical Properties

Type Elongation Yield Tensile Rockwell Hardness
SS 304L 55
20		 30000
75000		 80000
105000		 RB75
RB95
SS 304 55
20		 35000
75000		 85000
105000		 RB80
RB95
SS 310 45 45,000 95,000 RB85
SS 304H 55 35,000 85,000 RB80
SS 317 45 40,000 90,000 RB85
316L 50 30000 80000 RB75
SS 316 50 35000 85000 RB80
316H 50 35000 85000 RB80
SS 321 55
20		 35000
75000		 90,000
105000		 RB80
RB95
SS 347 50 40,000 95,000 RB85
SS 416 20 35,000 75,000 RB95

Stainless Steel Water Pipe Fittings Weight chart

Sizes of Stainless Steel Fittings Schedule 40S Schedule 80S
– 90 Deg Elbows 90 Deg Elbow Equal Tee Equal Tee
25 0.15 0.22 0.29 0.38
40 0.40 0.51 0.86 1.02
50 0.70 0.91 1.28 1.59
65 1.40 1.81 2.19 3.13
100 4.47 6.18 5.27 7.71
80 2.20 2.97 3.31 4.45
150 10.89 16.32 10.99 13.61
90 2.83 4.00 4.08 5.44
32 0.26 0.40 0.59 0.68
200 21.54 33.11 20.91 28.12
300 59.42 79.38 62.14 83.91
10 0.03 0.06 0.03 0.09
8 0.03 0.04 0.06 0.07
250 38.56 51.71 35.38 49.90
15 0.08 0.10 0.10 0.14
20 0.08 0.11 0.17 0.20
  • Power Generation Industries
  • Gas Processing Industries
  • Petrochemical Industries
  • Food Processing Industries
  • Chemical Industries
  • Oil & Gas Industries
  • Fertilizers Industries
  • Sugar Industries

Other Related Stainless Steel Pipe Fittings

  • Stainless Steel Elbow Manufacturers in India
  • Stainless Steel Tee Manufacturers in India
  • Stainless Steel Reducer Manufacturers in India
  • Stainless Steel Cap Manufacturers in India
  • Stainless Steel Stub End Manufacturers in India
  • Stainless Steel Cross Manufacturers in India
  • Stainless Steel Long Radius Bend Manufacturers in India

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