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Stainless Steel Bolts

We are the biggest producers for stainless steel bolts and nuts in India, as our name suggests we are manufacturing big bolts and nuts in stainless steel grades in the under mentioned table.

Fastener Type Diameter Grades Grades Grades Grades
Hexagon bolts M-12 to M-100 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex bolts M-12 to M-100 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex cap screws M-12 to M-100 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Socket head cap screws M-30 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex nuts M-30 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex lock nuts M-30 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex nylock nuts M-30 to M-64 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Hex castle nuts M-12 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Heavy hex nuts M-12 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Washers M-12 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431
Stud bolts M-12 to M-72 304 / 304 L 316 / 316 L 310 / 310 S 410 / 431

* Comparison chart for international steel grades for stainless steel boltings

Grades European Number ASTM grade UNS British standard DIN
304 1.4301 ASTM A 193 Gr B8 S 30400 BS 970 X 5CrNi1810
304 L 1.4306 ASTM A 320 Ge B8 S 30403 BS 970 X 2CrNi1911
316 1.4401 ASTM A 193 Gr B8M S 31600 BS 970 X 5 CrNiMo 17 13 2
316 L 1.4404 ASTM A 320 Ge B8M S 31603 BS 970 X 2 CrNiMo 17 13 2
310 1.4841 ASTM A 479 S 31000 BS 970 X 12 CrNi 25 21
310 S 1.4845   S 31008 BS 970 X 12 CrNi 25 21
410 1.4006   S 41000 BS 970 X 10Cr13
431 1.4057   S 43100 BS 970 X 20CrNi172
316S31 1.4401 ASTM A 193 Gr B8M S 31600 BS 970 X 5 CrNiMo 17 12 2

Over the past few years we have manufactured many different kind of stainless steel grades of bolts and nuts, however the the above grades mentioned in the table are the main grades which we are manufacturing consistantly. With constant improvememt in quality we have been able to excell in the manufacturing process for the above steels and their respective grades.

Bigboltnut is the biggest and the largest producer for stainless steel ( SS ) hex bolts, hex screws, hex nuts, washers in India, we have 2 factories with a total covered area of over 100,00 sq. feet. We produce all types of SS products which are used in marine, sewage, water and desalination plants in counties like, Oman, U.A.E., Qatar, Dubai, Bahrain, Saudi arabia. Our popular Stainless steel bolts and nuts, SS 304 bolts and nuts, 304 fasteners, 304 Nuts and bolts, 304 bolt nut, 304 nut bolt, 316 Bolts and nuts, 316 fasteners, 316 hex bolts, 316S31 bolts and nuts, stainless fasteners.

Key Tags - Stainless Steel Bolts Manufacturers India | Stainless Steel Nuts Exporter India | SS Bolts Exporters | SS Nuts Distributors