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Flanges | Astm A105, Astm A182 F304 F316, Astm A350 Lf2 Grades, Industrial Standard Material, Manufacturer & Supplier

Flanges | Astm A105, Astm A182 F304 F316, Astm A350 Lf2 Grades, Industrial Standard Material, Manufacturer & Supplier

Specification Details
Flanges TypesSlip On, Weld Neck, Long Weld Neck, Threaded, Blind, Companion, Lap Joint
Class150 Lbs, 300 Lbs, 600 Lbs, 900 Lbs, 1500 Lbs, 2500 Lbs Asa 150, Asa 300, Pn 6, 10, 16, 25, 40, 64, 100, 160
Size1/2″ (15 Nb), 48″ (1200nb) Dn10~dn5000
TypeRaised Face (rf), Flat Face (ff), Ring Type Joint (rtj), Lap Joint Face (ljf), Large Male Female (lmf), Small Male Female (smf), Large Tongue & Groove, Small Tongue, Groove

Flanges | ASTM A105 Carbon Steel, A182 F304 F316 Stainless Steel, A350 LF2 Alloy Grades, Industrial Supplier

Sandco Metal Industries is a trusted flange manufacturer known for delivering high-quality piping components that meet the demanding needs of various industries. Flanges are very important to join pipes, valves and equipment; they are strong, align, and are easily maintained. These parts are produced to international standards like ASTM, ASME and ANSI, and buyers can depend on the same quality and performance. In flange selection, grade is considered one of the primary factors, since it directly correlates with durability and suitability of application. Common grades are ASTM A105 to use in carbon steel applications; ASTM A182 F304 and F316 to use in stainless steel environments; and advanced alloy grades such as Incoloy 800HT (UNS N08811), which is commonly used in high-temperature applications because of its stable composition. The right grade will make sure that purchasers receive the finest performance and the prolonged working life in their respective applications.

In the current competitive B2B marketplace, buyers seek credible sourcing choices that integrate quality, compliance and availability. There are several types of flanges that include weld neck, slip-on, socket weld, lap joint, and blind types, depending on the pressure and operation needs. A dependable blind flanges supplier focuses on precision manufacturing, ensuring proper sealing and dimensional accuracy, especially for systems that require secure end closures. The selection of the grade is also important in all types, and such materials as ASTM A350 LF2 are used in low-temperature services, and materials such as ASTM A182 F91 find application in high-pressure and high-temperature conditions. With the help of appropriate material grade and standard specifications, the buyers will be able to achieve efficiency, safety and long run reliability in their piping systems and make informed decisions that will meet their requirements in the project.


Flange Weight Chart (Class 150)

Size (NB)Slip-On (kg)Weld Neck (kg)Blind (kg)
1/2"0.50.70.8
3/4"0.70.91.1
1"0.91.21.4
1.5"1.41.82.0
2"2.02.83.0
2.5"3.04.04.5
3"3.85.05.5
4"6.07.58.0
5"8.010.010.5
6"10.513.013.5
8"16.520.022.0
10"24.030.032.0
12"34.042.045.0
14"48.058.060.0
16"63.075.078.0
18"80.092.095.0
20"100.0115.0120.0
24"150.0170.0180.0



Type of Sub-products

Frequently Asked Questions

What industries commonly use flanges?

Are flanges available in different standards and pressure ratings?

Can flanges be customized for specific project requirements?


Countries We Export

  • India


Cities We Supply

  • Lucknow

  • Mumbai

  • Nashik

  • Pune

  • Rajkot

  • Moradabad

  • Angul

  • Rudrapur

  • Hosdurg

  • Gandhinagar

  • Rajahmundry

  • Durgapur

  • Bharuch

  • Panipat


Industries We Serve

  • Sugar industry

    Sugar

  • Oil And Gas Industries industry

    Oil And Gas Industries

  • Paper Mill industry

    Paper Mill

  • Power Plant industry

    Power Plant

  • Bridge And Building industry

    Bridge And Building

  • Aerospace Industries industry

    Aerospace Industries

  • Automobile Industry industry

    Automobile Industry

  • Electrical Industry industry

    Electrical Industry

  • Defense Industry industry

    Defense Industry

  • Construction & Fabrications industry

    Construction & Fabrications

  • Ring Man Units industry

    Ring Man Units

  • Railways industry

    Railways

  • Gasket Industry industry

    Gasket Industry

  • Pharmaceuticals Industry industry

    Pharmaceuticals Industry


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