Hex Bolts & Hex Nuts
DIN 933/934 in SS A2-70/A4-80 and CS 8.8/12.9.
Fasteners
SS bolts, nuts, washers, studs & screws — A2-70 / A4-80, DIN/ISO/ASME.
Overview
Fasteners — Specifications & Range
We stock and supply stainless steel, carbon steel and alloy steel fasteners including hex bolts, nuts, washers, studs, socket screws and custom specials. SS fasteners are available in A2-70 and A4-80 grades with alloy steel in ASTM A193 B7 / B8 / B8M for high-temperature service.
As a Rate Contract specialist for SS & MS fasteners, we regularly execute annual supply contracts for plants and EPC contractors with guaranteed delivery schedules.
Available Types & Sub-Ranges
- Hex Bolts & Nuts
- Stud Bolts
- Washers (Plain / Spring)
- Socket Head Cap Screws
- Machine Screws
- Anchor & Foundation Fasteners
- Eye Bolts & Threaded Rod
- Cotter Pins
- Custom Specials
Standards & Certification
DIN 933 / 934ISO 4014 / 4032ASME B18.2.1 / B18.2.2ASTM A193 / A194
In This Range
Fasteners We Supply
High-Tensile Bolts
High-strength steel bolts selected by property class, size and finish.
Teflon-Coated Bolts
PTFE/Teflon-type coated bolts with substrate and coating specified to order.
Blue-Coated Bolts
Bolts with a blue-colored finish; coating chemistry and grade confirmed to specification.
Copper Bolts & Nuts
Copper and copper-alloy fasteners quoted by alloy, thread and joint requirements.
GI Bolts, Nuts & Washers
Galvanized steel bolt sets with matching nuts and washers, sized to order.
Nylock Nut & Bolt Sets
Bolts with nylon-insert locknuts, matched by size, thread and property class.
Hex Nuts
Hexagonal nuts matched to bolt size, thread, material and property class.
Wing Nuts
Hand-adjustable wing nuts for tool-free fastening and clamping applications.
Stud Bolts with Nuts
ASTM A193 B7/B8M studs for flanged joints.
Stud Rods
Threaded stud rods cut to length, with grade and thread per specification.
Brass Studs
Brass threaded studs supplied by alloy grade, thread and length requirement.
Plain, Spring & Star Washers
DIN 125/127 washers, all SS grades, bulk packed.
Socket Head Cap Screws
A2/A4 socket screws, DIN 912, full thread range.
CSK (Countersunk) Bolts
Countersunk socket-head fasteners for flush seating in a matching recess.
Eye Bolts & Eye Nuts
Threaded eye fasteners; rated lifting use only with verified WLL and documentation.
Anchor Fasteners
Wedge & pin-type expansion anchors in SS and galvanized CS.
Pin-Type Anchor Fasteners
Pin-driven expansion anchors for concrete and masonry; select by substrate and load data.
Wedge-Type Anchor Bolts
Wedge expansion anchors for concrete; size, embedment and load rating to the selected system.
Gold-Plated Anchor Fasteners
Gold-tone anchor fasteners; confirm the plating system, size and anchor data to order.
Custom & Special Fasteners
Drawings-based specials in any metallurgy.
Quick Quote
Get Fasteners Pricing in 24 Hours
Tell us sizes, schedules and quantity — our team replies with pricing, stock position and lead time. Rate-contract enquiries welcome.
- Bulk stock — immediate ex-works dispatch
- Test certificates with every lot
- Export packing for Europe & Gulf
Send your enquiry — get a fast quote
Bulk stock ready to ship · Rate Contract specialist · Pan-India & export supply