Alloy Steel Pipe Fittings Manufacturer in India

Alloy steel pipe fittings are components used to connect two sections of a piping system. Made from alloy steel, they feature an outer body and sealing gaskets that ensure strong, leak-proof connections. These fittings are available in different shapes and sizes that conform to different pipe affixities and wall thicknesses. Their material is of great strength and corrosion resistance, therefore, they can be used in high temperatures, like in the power plants, oil and gas industries, and oil refineries. As well as being characterised by a high level of performance, alloy steel pipe fittings are also characterised by a high life span as opposed to other types of pipe fittings.

High-Quality ASTM A234 Alloy Steel Fittings Supplier & Exporter in India

Solitaire Overseas is a reliable manufacturer of ASTM A234 alloy steel fittings within India. We are experts in the supply of high-performance alloy steel fittings like Buttweld Fittings, Weld Fittings and Socket Weld Fittings used in moderate and high temperature industrial applications. These fittings are produced by blending iron, carbon and other alloying elements that enhance their qualities of being corrosive and oxidative. The more the content of alloy, the more it can resist the extreme conditions of nature. 

Among the various types of alloy steel fittings, the Alloy Steel Elbow is the most frequently used. These elbows divert the flow of the fluid/gasses in the system and are available in long and short radius. The other type of fitting is ASTM A234 Alloy Steel Tee that has three female holes where the pipes can be connected at right angles. These tees are available in equivalent or smaller sizes and they are vital in guiding the flow of various outlets. Alloy Steel WP11 Pipe Fittings have a perfect application in pressure piping systems, they have good performance in terms of features like single body structure which prevents porosity. ASTM A234 WP22 Fittings are a high-level of Alloy Steel fittings, which are designed with better performance in the high-stress industrial cases. Our production products are in high-quality alloy steel fittings, such as Socket Weld Fittings, Forged Fittings, and Couplings, which are in compliance with all major standards, such as ASTM A234 and ASME SA234. When it comes to all your alloy steel fitting needs, Solitaire Overseas will provide the best quality solutions that satisfy your needs.

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ASTM A234 Alloy Steel Fittings Specifications

CategorySpecification Details
Grades Chrome Moly Grades P11, P5, P22, P1, P91 P9,, AISI 4140/ 4130
Specification A/SA234 WP1, WP5, WP9, WP11, WP22, WP91 | A/SA182 F1, F5, F9, F11, F22, F91
Types Welded / Seamless / Forged/ Fabricated
Bending Radius R=6D, 1D, 8D, 3D, 5D, 2D, 10D or Custom
Range ½ inch NB to 48 inch NB in Sch 10s, 80s, 160s, 40s, XXS.
Dimensions ANSI/ASME B16.28, B16.9, MSS-SP-43.
Thickness SCH10, SCH40, XS, SCH30, SCH 160, SCH 80, SCH 140, SCH60, SCH20, STD , SCH 120, SCH 100, XXS
Pressure Ratings 2000#, 150#, 6000#, 3000#, 9000#
Test Certificates EN 10204/3.1B Raw Materials Certificate Third Party Inspection Report, etc

Standard of AS Fittings

Standard Alloy Steel
AISI 4130 UNS G41300
AISI 4340 UNS G43400
AISI 4140 UNS G41400
AISI 8620 UNS G86200

ASTM A234 Alloy Steel Pipe Fittings Chemical Composition

Grade Mn C P Si Cr S Mo
F5 0.03 to 0.06 0.015 maximum 0.003 0.05 to 1.00 4 to 6 0.003 0.044 to 0.065
F1 0.03 to 0.06 0.015 maximum 0.003 0.05 4 to 6 0.003 0.044 to 0.065
F11 0.03 to 0.06 0.05 to 0.015 0.003 0.05 to 1.00 1.00 to 1.05 0.003 0.044 to 0.065
F9 0.03 to 0.06 0.015 maximum 0.003 0.05 to 1.00 8 to 10 0.003 0.09 to 1.01
F22 0.03 to 0.06 0.050.015 maximum 0.003 0.05 4 to 6 0.003 0.044 to 0.065
F12 0.03 to 0.06 0.015 maximum 0.003 0.05 4 to 6 0.003 0.044 to 0.065
F91 0.03 to 0.06 0.015 maximum 0.003 0.05 to 1.00 8 to 10 0.003 0.09 to 1.01

Mechanical Properties of Alloy Steel Fittings

Grade Yield Strength (0.2%Offset) Tensile Strength Elongation
F5 485 275 20 %
F1 485 275 20 %
F11 415 205 20 %
F9 585 380 20 %
F22 415 205 20 %
F12 485 275 20 %
F91 585 380 20 %

Alloy Steel Pipe Fittings Dimensions

NPS ALL FITTINGS ALL FITTINGS CAPS ELBOWS AND TEES REDUCERS 180 DEG RETURN BENDS 180 DEG RETURN BENDS
OD at Bevel (1), (2) ID at End (1), (3), (4) Overall Length E Centre -to- End Dimension A, B, C, M Overall Length H Centre-to- Centre O Alignment of Ends U
½ to 2½ 0.006 -0.003 0.003 0.012 0.006 0.006 0.025 0.003
3 to 3 ½ 0.006 0.006 0.012 0.006 0.006 0.025 0.003
4 0.006 0.006 0.012 0.006 0.006 0.025 0.003
5 to 8 0.009 -0.006 0.006 0.025 0.006 0.006 0.025 0.003
10 to 18 0.016 -0.012 0.012 0.025 0.009 0.009 0.038 0.006
20 to 24 0.025 -0.019 0.019 0.025 0.009 0.009 0.038 0.006
26 to 30 0.025 -0.019 0.019 0.038 0.012 0.019 … …
32 to 48 0.025 -0.019 0.019 … 0.019 0.019 … …

Alloy Steel Pipe Fittings Weight Chart

  10S Schedule 40S Schedule 80S Schedule
  Buttweld 45 Degree Elbow Buttweld 90 Degree Elbow B16.9 Buttweld Equal Tee Buttweld 45 Deg Elbows Buttweld 90 Deg Elbows B16.9 Buttweld Equal Tee Buttweld 45 Degree Elbow Buttweld 90 Degree Elbow ASME B16.9 Buttweld Equal Tee
8 0.01 0.02 0.03 0.02 0.03 0.06 0.03 0.04 0.07
10 0.02 0.03 0.05 0.02 0.03 0.03 0.04 0.06 0.09
15 0.03 0.06 0.09 0.04 0.08 0.10 0.05 0.10 0.14
20 0.03 0.07 0.13 0.04 0.08 0.17 0.05 0.11 0.20
25 0.08 0.14 0.28 0.11 0.15 0.29 0.14 0.22 0.38
32 0.11 0.23 0.49 0.17 0.26 0.59 0.23 0.40 0.68
40 0.17 0.30 0.68 0.23 0.40 0.86 0.29 0.51 1.02
50 0.25 0.50 0.85 0.4 0.70 1.28 0.59 0.91 1.59
65 0.48 0.85 1.41 0.77 1.40 2.19 0.99 1.81 3.13
80 0.63 1.25 1.77 1.08 2.20 3.31 1.50 2.97 4.45
90 0.75 1.70 2.67 1.42 2.83 4.08 2.00 4.00 5.44
100 1.08 2.10 3.46 2.09 4.47 5.27 2.81 6.18 7.71
150 2.72 5.45 8.07 5.44 10.89 10.99 8.16 16.32 13.61
200 5.33 10.20 15.65 10.77 21.54 20.91 16.56 33.11 28.12
250 9.75 18.15 26.46 19.27 38.56 35.38 25.86 51.71 49.90
300 13.62 25.80 39.46 29.71 59.42 62.14 39.69 79.38 83.91

Alloy Steel Schedule Chart

Schedule Size (inches) Wall Thickness (inches) OD (inches) Reducer Dimensions (OD) Reducer Dimensions (ID)
Schedule 10 1/2" 0.083 0.840 0.840 0.670
1" 0.109 1.315 1.315 1.103
2" 0.154 2.375 2.375 2.067
4" 0.237 4.500 4.500 4.026
Schedule 40 1/2" 0.109 0.840 0.840 0.622
1" 0.140 1.315 1.315 1.035
2" 0.154 2.375 2.375 2.067
4" 0.237 4.500 4.500 4.026
Schedule 80 1/2" 0.147 0.840 0.840 0.546
1" 0.179 1.315 1.315 0.957
2" 0.218 2.375 2.375 1.939
4" 0.337 4.500 4.500 3.826
Schedule 160 1/2" 0.218 0.840 0.840 0.404
1" 0.300 1.315 1.315 0.715
2" 0.375 2.375 2.375 1.625
  4" 0.500 4.500 4.500 3.500

Alloy Steel Fittings Length Chart

Equivalent List O.D And I.D Threads Size In Inches Diameter of Nominal Pipe
0.313 5/16 27 1/16
0.405 13/32 27 1/8
0.540 35/64 18 1/4
0.675 43/64 18 3/8
0.840 27/32 14 1/2
1.050 1-3/64 14 3/4
1.315 1-5/16 11-1/2 1
1.660 1-21/32 11-1/2 1-1/4
1.900 1-29/32 11-1/2 1-1/2
2.375 2-3/8 11-1/2 2
2.875 2-7/8 8 2-1/2
3.500 3-1/2 8 3
4.000 4 8 3-1/2
4.500 4-1/2 8 4

Alloy Steel Buttweld Fittings Pressure Rating

Temperature Ratings Type of Pressure Class
150 LBS 300 LBS
1/4 - 1 Inches 1 1/4 - 2 Inches 2 1/2 - 3 Inches
(oF) (oC)
550 288 - 300 300 300
500 260 - 510 450 385
450 232 - 725 600 475
400 204 - 935 750 560
350 177 150 1150 900 650
300 149 185 1360 1050 735
250 121 225 1575 1200 825
200 93 265 1785 1350 910
-20 to 150 -29 to 66 300 2000 1500 1000

Types of Alloy Steel Fittings

We stock a comprehensive inventory of Alloy Steel Pipe Fittings, ensuring immediate availability for all project requirements. The list below highlights our most frequently requested and supplied product types.

ASTM A234 Grade WP11 Class 2 Elbow
ASTM A234 Grade WP11 Class 2 Elbow
Astm A234 Wp22 Tee
Astm A234 Wp22 Tee
Alloy Steel Reducer
Alloy Steel Reducer
Sa 234 Wp22 End Cap
Sa 234 Wp22 End Cap
Asme Sa 234 Alloy Steel U Bend
Asme Sa 234 Alloy Steel U Bend
A234 WP11 Cl1 Lateral Tee
A234 WP11 Cl1 Lateral Tee
AS 90° Elbow
AS 90° Elbow
A234 WP22 Cl1 45° Elbow
A234 WP22 Cl1 45° Elbow
Alloy Steel Wp22 Buttweld Stub End
Alloy Steel Wp22 Buttweld Stub End
ASTM A234 WP11 Plug
ASTM A234 WP11 Plug
Alloy Steel Forged Socket Weld Union
Alloy Steel Forged Socket Weld Union
AS Cross
AS Cross

Most Selling Types of Alloy Steel Fittings

ASME Sa 234 Alloy Steel Seamless Pipe Fittings Astm A234 Alloy Steel Welded Pipe Fittings
Astm A234 Alloy Steel Pipe Fittings Alloy Steel Buttweld Pipe Fittings
Alloy Steel Pipe Elbow ASME Sa 234 Alloy Steel Buttweld Tee
Alloy Steel Welded Pipe Fittings AS Pipe Fittings
Alloy Steel Butt weld Fittings ASME Sa 234 Alloy Steel Pipe End Cap
Alloy Steel Stainless Stubends Alloy Steel Pipe Fittings
ASME Sa 234 Alloy Steel A234 WP11 Cl1 Pipe Tee Alloy Steel Cross
AS Buttweld Reducer ASME Sa 234 Alloy Steel Pipe Fittings
ANSI B16.9 Alloy Steel Buttweld Fitting AS End Pipe Cap
Alloy Steel Buttweld Reducing Nipple Astm A234 Alloy Steel Short Radius Elbow

Alloy Steel Fittings Applications

Industrial Applications
  • Oil and Gas Industry
  • Power Generation
  • Chemical and Petrochemical Industries
  • Aerospace and Aviation
  • Automotive and Heavy Machinery
  • Construction and Infrastructure
  • Marine and Shipbuilding Industry

Alloy Steel Fittings Quality Control & Testing

Every fitting manufactured by Solitaire Overseas undergoes rigorous inspection to guarantee performance under pressure:

  • 100% Radiography Testing: For all welded fittings to ensure zero internal defects.
  • Mechanical Analysis: Yield strength, tensile strength, and elongation testing.
  • Hydrostatic Testing: Verifying pressure containment capabilities.
  • Visual & Dimensional Inspection: Ensuring compliance with ASME B16.9/B16.11 standards.
  • Certifications: EN 10204/3.1B, Raw Material Certificates, and Third-Party Inspection Reports.

Why Choose USA Piping Solution?

  • Global Supply Chain: We export to over 60 countries, including the USA, UAE, Saudi Arabia, Malaysia, and the UK.
  • Vetted Raw Materials: Sourced from premium Indian, European, and Japanese mills.
  • Customization: We offer R=3D, 5D, and 10D bends tailored to your piping layout.
  • IBR Approved: Leading manufacturer of IBR-certified Alloy Steel fittings in India.

Contact Solitaire Overseas today for a fast quote on Alloy Steel Pipe Fittings!

Related Products

Alloy Steel Pipe Fittings Price List

Description Per Unit (INR)
AS PIPE FITTINGS : SCH60, SA182 GR.WP9 DN400, 45 DEGREE ELBOW (LR) 392
ASFITTINGS : DN 300, EQUAL TEE, SCH XS, SA182GR.WP9 383
BUTTWELD FITTINGS AS : DN 100, EQUAL TEE, SCH XS/80, SA182 GR.WP11 216
AS PIPE FITTINGS : DN 250, EQUAL TEE, SCH XS, SA182GR.WP9 397
AS FITTINGS : DN 150, 90 DEGREE ELBOW (LR), SCH 120, SA182 GR.WP9 533

Please note: The price of Alloy Steel Buttweld Fittings in India is subject to change based on material grade, size, schedule, and current market conditions. Please contact us directly for the most competitive pricing per piece or per kilogram.

We offer the best price for Alloy Steel Pipe Fittings

Fill out the form below or email vishal@solitaire-overseas.com for a fast, no-obligation quote on any Alloy Steel Pipe Fittings.

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Frequently Asked Questions About Alloy Steel Fittings

The common types of Alloy Steel Fittings include elbows, tees, couplings, and reducers, each designed to meet specific application requirements.

The most widely used grades are ASTM A234 WP11, WP22, WP5, WP9, and WP91. These "Chrome-Moly" grades are favored for their ability to maintain strength and resist oxidation at high temperatures.

  • Seamless Fittings: Made from a single piece of steel without a seam. They have a 20% higher pressure rating than welded versions and are ideal for critical, high-pressure applications.
  • Welded Fittings: Manufactured from sheets or strips and then welded. They are generally more cost-effective and available in larger diameters (above 24 inches).

While carbon steel is strong, alloy steel contains added elements like Chromium and Molybdenum. These additives provide significantly better resistance to corrosion, higher tensile strength, and the ability to withstand extreme heat (up to 600°C+) without losing structural integrity.

The pressure rating is determined by the "Schedule" (e.g., Sch 40, Sch 80, Sch 160, XXS) and the material grade. Manufacturers follow standards like ASME B16.9 for buttweld fittings and ASME B16.11 for forged/socket weld fittings to ensure they meet specific pressure requirements.

Yes, high-quality manufacturers in India typically provide the Manufacturer Test Certificate (MTC) as per EN 10204 3.1, which includes chemical composition, mechanical properties, and results of tests like Hydrostatic, Ultrasonic, or Radiography.

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