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Stud Bolts Manufacturers. Top Quality Stud Bolts Exporters in India!

//Stud Bolts – “Studs”

Stud Bolts – “Studs”


Manufacturers of Stainless Steel Stud Bolts & High Tensile Stud Bolts & Fasteners

Also widely known as threaded bars, stud bolts are basically rod’s threaded on both ends and are used to join two parts. We are manufacturer and suppliers of Stud Bolts in size range of M2 to M100 and in length up to 6 meters. Stud bolts are often used with 2 nuts and 2 washers to complete a bolting joint.

  • Types of Stud Bolts: Full Threaded Studs, Tap End Studs, Double End Studs, Reduced Shank, Flanged Stud Bolts, Weld Studs
  • Stainless Steel Stud Bolts – ASTM / ASME A/SA 193, Grade: B8 (304), B8C (SS347), B8M (SS316), B8T (SS321)
  • Alloy Steel Stud Bolts  – ASTM / ASME A/SA 193, Grade: B6, B7/ B7M, B16, 2, 2HM, 2H, Gr6, B7, B7M
  • Duplex Steel Stud Bolts: UNS No. S31803, S32205
  • Others: Nickel Alloy Stud Bolts, Titanium Stud Bolts, Aluminium Stud Bolts, Copper, Brass, Ferrous & Non Ferrous Metals

Metline is a specialized manufacturer of stud bolts in various alloys including stainless steel, carbon steel, high tensile alloy steel, nickel alloys, super duplex, and duplex steels. We are India’s biggest distributor of industrial fasteners, with sales to all cities and industrial areas in India as well as overseas destinations such as Europe, US, Middle East and African Countries.

Additional information


Stud bolts are headless bolting components with threads at both ends.

Types of Stud Bold

Full Threaded Studs, Tap End Studs, Double End Studs, Reduced Shank, Flanged Stud Bolts, Weld Studs

Manufacturing Standards

ASTM 193, ASTM 320, ASTM 325, ASTM 490, ASTM 307, ISO:898 / IS-1367

ASTM 193

B5, B6,B7, B7M, B16
B8M CLASS 1 & 2
B8 CLASS 1 & 2
B8C, B8T

ASTM 320

L7, L7A, L7B, L7C, L43
B8 CLASS 1 & 2B8M CLASS 1 & 2
B8F, B8T

ASTM 325

TYPE – 1, 2, 3

ASTM 490

TYPE – 1, 2, 3

ASTM 307

GR – A, B

ISO:898 / IS-1367

GR – 4.6, 5.6, 8.8, 10.9, 12. 9

Diameter Size

M02 to M160


30 mm to 1200 mm, Custom Lengths


Mild Steel, Stainless Steel, Carbon Steel, Alloy Steel, Brass, Copper, Duplex & Super Duplex Nuts, Aluminium, Hastelloy, Incoloy, Inconel, Monel.

Surface Finish

Blackening, Cadmium zinc plated, Galvanized, Hot dip Galvanized, Nickel Plated, Buffing


Metric, BSW, BSF, UNC, UNF, and as per costumers requirement

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