SS 304/304L Pipe Fittings Manufacturers, SS 304 Pipe Bends, Elbows, Flanges Manufacturer/Suppliers in India

Stainless Steel 304 Seamless Pipes, SS 304 Welded Pipe Manufacturers in India, with Elbows, Tee, Reducer, Stub Ends

ASTM A403, ASTM A182, ASTM A240 – SS 304 Pipe Fittings, SS 304 Flanges Manufacturers & Suppliers in India

SS 304/304L Pipe, Fittings & Flanges Manufacturers in India

Metline is a profession manufacturer of stainless steel 304/304L pipes, SS 304 valves, SS 304 flanges, SS 304 pipe fittings, gaskets, SS 304 nuts, bolts and fasteners. Metline is one of the most reputed stainless steel 304 pipes and fittings manufacturer in India. We stock and supply stainless steel pipes in seamless, welded, square, rectangular and round type in mill finish or polished surface finish. In fittings, we produce high quality SS 304 socket weld fittings, SS 304 threaded fittings and SS 304 buttweld pipe fittings. We are able to create value to our clients with quality products and competitive prices for stainless steel 304 pipes and fittings. We specialize in producing large diameter 100% X-ray welded stainless steel 304/304L pipes and  stainless steel 304/304L buttweld fittings.

  • Our Key Products in Stainless Steel 304 – Pipes, Butt Welding Fittings, Forged Fittings, 180 Degree Elbows, 90 Degree Elbows, 60 Degree Elbows, 45 Degree Elbows, 30 Degree Elbows, Equal Tee, Reducing Tee, Concentric Reducer, Eccentric Reducer, Lap Joint Stub End, Olet, Cap, Bend, Cross, Coupling, Stainless Steel Lateral Tee, Bellows Expansion Joints, Flexible Metal Hose, Non-Standard/Custom Fittings, Bleed & Flushing Rings
ProductStainless Steel 304 Pipes & Fittings
EquivalentsWNR. 1.4301, UNS S30400, AISI 304, AISI 304L, 1.4306, UNS S30403
TypeSeamless, Welded, Forged
Size1/2″ to 48″, Thickness: SCH 5S, 10S, 40S (STD), 80S (XS), 160, XXS
SpecificationASTM, ASME, DIN
FinishAnnealed & Pickled, 2B, No.4, Mirror, Polish
PackingBundled Packing
ServicesCutting, Beveling, Threading, Polishing
SS 304 Pipes, Fittings, Flanges Manufacturers, Suppliers, Factory

We Sell High Quality SS 304 Pipes, Pipe Fittings and Flanges at Reasonable Prices!

High Quality, But Low Prices for SS 304 Pipes & Fittings!

If you are looking for high quality stainless steel 304 pipe and fittings manufacturer, contact us on or +919987448842

One of the Largest SS 304 Pipes, Pipe Fittings & Flanges Manufacturers in India. Exports is Our Specialty!

METLINE Industries is a leading manufacturer and exporter of stainless steel 304 grade buttweld pipe fittings and flanges. METLINE offers a complete range of stainless steel 304/304L pipe fittings such as SS 304 reducer, SS 304 elbow, SS 304 tee, SS 304 cross, SS 304 stub ends and SS 304 pipe bends. Stainless steel 304 and 304L pipe fittings are manufactured in compliance with ASTM A-403 and ANSI B16.9 / 16.28/ MSS SP-43 / Welding Bevel Standards ANSI B 16.25.

We specialise in the manufacture and supply of SS 304 pipe bends in both standard and non standard sizes, with bending radius of 1D to 10D or any other custom bending radius. We offer ex-stock delivery of various standard size and type 304 pipe fittings, 304 flanges and 304 pipe bends. Our specialty is to manufacture and supply large size fabricated 100% radiography tested 304 elbows, 304 reducers, and 304 tees.

Grade 304 is most commonly referred as the standard “18/8” stainless steel and is one of the most widely used stainless steel grade across the globe. 304H stainless steel offers higher strength compared to common grade 304, as it contains higher carbon content. The key benefits which 304H offers include higher heat resistant properties, tensile strength and creep strength.

METLINE also stocks and supplies a complete range of SS 304 | 304L pipes to complement our existing production range of 304 buttweld fittings and flanges. Stainless steel 304 pipes can be supplied in cut to length sizes and also machined or fabricated to meet your piping requirements.

We Produce Top Quality Stainless Steel 304 Seamless & Welded Pipes in India

ASME/ASTM SA/A312 TP304, ASME/ASTM SA/A312 TP304L, SS 304 Boiler Tubes, SS 304 Condenser Tubes, SS 304 Large Diameter Pipes, SS 304 Thin Walled Pipes, SS 304 Thick Walled Pipes

Strict quality control system and perfect after-sales service system are always our top concern which can guarantee and track the quality of our stainless steel 304 pipes from raw materials procurement, production processes, finish products as well as after-sales service.

ProductStainless Steel 304 Pipes (Seamless, Welded, ERW)
EquivalentsWNR. 1.4301, UNS S30400, AISI 304, AISI 304L, 1.4306, UNS S30403
SpecificationASTM A 312/ASME SA 312, ASTM A 358/ASME SA 358, ASTM A554, ASTM A249, AST A213
Size1/2″ to 48″, Thickness: SCH 5S, 10S, 40S (STD), 80S (XS), 160, XXS
Length (mm)6000, 3000, 2000, 12000, Custom Length
FinishAnnealed & Pickled, 2B, No.4, Mirror, Polish
PackingBundled Packing
ServicesCutting, Beveling, Threading, Polishing

Equivalents of Stainless Steel 304, International Designations

Stainless SteelTradenameUNS no.Werkstoff No.Density (g/cm3)
304304 StainlessS304001.43018.0
304L304L StainlessS304031.43078.0
304H304H StainlessS304091.49488.0
304LN304LN StainlessS304531.43118.0

We Produce Pipes, Pipe Fittings, Flanges, Valves and Related Accessories

SS 304/304L Flanges Manufacturer/Supplier

SS 304/304L Flanges Manufacturer/Supplier

SS 304/304L Pipe Fittings Manufacturer/Supplier

SS 304/304L Pipe Fittings Manufacturer/Supplier

SS 304/304L Pipes Supplier/Stockholder

SS 304/304L Pipes Supplier/Stockholder

Key Properties of Stainless Steel 304/304L Pipes, Pipe Fittings, and SS 304/304L Flanges

  • Excellent corrosion resistance in a wide range of atmospheric environments
  • Good oxidation resistance in intermittent service to 870°C and in continuous service to 925°C
  • Good resistance to carbide precipitation
  • Good machining properties
  • Stainless Steel 304H offers higher strength at elevated temperatures
  • Excellent weldability with and without filler metals

Common Applications of SS 304/304L Pipes, Pipe Fittings, 304/304L Flanges

  • Food processing equipment
  • Equipment and appliances
  • Architectural railings
  • Pharmaceutical and chemical process equipment
  • Heat exchangers
  • Threaded fasteners
  • Springs
  • Industrial fabrications

SS 304/304L Pipe Fittings Production Range of Metline Industries

SpecificationASTM A182 / A403 & ASME SA182 / SA403
TypeSeamless / Welded / Fabricated
Variants304, 304L, 304H, 304LN
Bending RadiusR=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Range½”NB to 48”NB in Sch 10s, 40s, 80s, 160s, XXS.
DimensionsANSI/ASME B16.9, B16.28, MSS-SP-43.

Top Buttweld Stainless Steel 304/304L Pipe Fittings Manufacturers in India

Seamless/ Welded 100% Radiography Tested

SS 304 Elbows – Long RadiusSS 304 Stub Ends

Sizes 1/2″ – 48″

SS 304Elbows – Short RadiusSS 304 Crosses
SS 304 Reducing ElbowsSS 304 Reducing Crosses
SS 304 45° ElbowsSS 304 180° LR Return Bends
SS 304 TeesSS 304 180° SR Return Bends
SS 304 Fabricated TeesSS 304 Pipe Bends / Piggable Bends
SS 304 ReducersSS 304 Couplings
SS 304 Concentric ReducersSS 304 Pipe Nipples
SS 304 Eccentric ReducersSS 304 Forged/Plate Cut Rings
SS 304 3D ElbowSS 304 End Caps
SS 304 5D ElbowSS 304 Forged / Plate Circles

High Pressure Forged 304/304L Pipe Fittings - Threaded and Socket Weld Pipe Fittings

SS 304 90° ElbowsSS 304 Couplings

Sizes 1/8″ – 4″
Pressure Ratings –
2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS

SS 304 45° ElbowsSS 304 Reducers
SS 304 Street ElbowsSS 304 Inserts
SS 304 TeesSS 304 Caps
SS 304 CrossesSS 304 Unions

Stainless Steel 304/304L Flanges Production Range - Top Manufacturers of SS 304 Flanges in India

Forged and Plate Flanges

SpecificationASTM A182 / A240 & ASME SA182 / SA240
Grade304, 304L, 304H, 304LN
StandardANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size1/8” to 36″
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Types of Stainless Steel 304 Flanges

SS 304 Slip-On FlangesSS 304 Threaded Flanges

1/8″ – 36″

Raised Face or Flat Face

SS 304 Weld Neck FlangesSS 304 Socket Weld Flanges
SS 304 Blind FlangesSS 304 Reducing Flanges
SS 304 Lap Joint FlangesSS 304 Plate Flanges

Why Choose Metline as Your Source for SS 304 Pipes, Pipe Fittings & Flanges

Marking & Packing

Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All fittings and flanges are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.

Quality Assurance

At METLINE, all fittings and flanges are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.

Test Certificates:
Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report