Our Industrial Fastener Product Range
Nine comprehensive fastener product lines manufactured or stocked at our Ahmedabad unit. Select an engineering family below, navigate by material or industry, or share technical drawings for custom precision fabrication.
All 10 Fastener Product Categories
Explore our full product catalogue with standard sizing ranges, material options, and manufacturing specifications. Select any family to view complete dimensional data and request a tailored quote.
Foundation Bolts
J, L, U, headed and swedge anchors to IS 5624, DIN 529 and ASTM F1554. Mild steel, EN8D, and high-tensile grades with HDG or zinc plating.
Standards: IS 5624 · DIN 529 · ASTM F1554
U Bolts
Round-bend (DIN 3570) and square-bend U-bolts for pipe clamping, pipe racks, cable support and leaf-spring fixing. Mild steel, high-tensile and SS 304/316 with HDG or zinc.
Standards: DIN 3570 · IS 2062 · ISO 3506
Stud Bolts
Fully threaded, tap-end, and double-end studs to ASTM A193 B7 / B8 / B8M and DIN 976 for high-pressure piping, valves, and structural flanges.
Standards: ASTM A193 B7/B8/B8M · DIN 976
Sag Rods
Threaded sag rods and tie bars for PEB purlin bracing, structural steel frames, and solar racking cross-bracing in customizable lengths.
Standards: IS 2062 · Grade 4.6 / 8.8
Scaffold Accessories
Wing nuts, tie-rod nut sets, waller plates, water stoppers, and shuttering accessories for civil formwork and staging structures.
Standards: BS 1139 · EN 74 · IS 2750
Custom Fasteners
Drawing-based OEM manufacturing and non-standard fastener sourcing to customer blueprints, custom step-shanks, and special threads.
Standards: Custom Blueprints · ISO / DIN / ASTM
Hex Bolts & Nuts
DIN 933 / DIN 931 / ISO 4017 full-thread and half-thread hex bolts with matching DIN 934 nuts in property classes 4.6, 8.8, and 10.9.
Standards: DIN 933, DIN 931, ISO 4017, DIN 934
CSK Allen Bolts
Countersunk socket head cap screws to DIN 7991 / ISO 10642 in high-tensile 10.9 and stainless steel for flush-mount mechanical assemblies.
Standards: DIN 7991, ISO 10642, Grade 10.9 / A2
Tie Rods
Hot-rolled and cold-drawn formwork tie rods D15 / D20, English and French thread profiles, with compatible anchor nuts for concrete formwork.
Standards: D15 / D20, Tensile 150 kN+
Solar Accessories
T-head bolts, MMS flange bolts, hanger bolts, and module clamps in SS 304 / SS 316 and hot-dip galvanized finishes for solar racking.
Standards: SS 304, SS 316, HDG, ISO 3506
How We Classify What We Sell
To eliminate procurement ambiguity, every product line at KP Fasteners is categorized under one of three clear supply models. You receive verified clarity on whether items are fabricated directly in our Ahmedabad workshop or sourced through our qualified industrial distribution network.
Browse Fasteners by Material & Metallurgy
Select fasteners configured for specific tensile load classes or harsh environmental conditions. We supply carbon, alloy, and austenitic stainless steels with full MTC 3.1 chemical verification.
High-Tensile Carbon & Alloy Steel
Property class 8.8, 10.9, and 12.9 carbon and alloy steels, plus IS 5624 property class 4.6 for foundation anchorage. Heat-treated for structural steel, heavy machinery, and high-load civil connections.
Explore High-Tensile Fasteners
Stainless Steel 304 & 316 Fasteners
Austenitic stainless steels providing superior atmospheric and chemical corrosion resistance. SS 304 (A2-70) for outdoor infrastructure and food-grade service; marine-grade SS 316 (A4-70) with 2-3% molybdenum for coastal and chemical environments.
Explore Stainless Steel FastenersFasteners Configured for Key Industrial Sectors
Pre-configured fastener packages aligned with sector-specific installation methods, structural loading criteria, and outdoor corrosion requirements.
Construction & Infrastructure
Pre-engineered buildings (PEB), structural steel framing, civil foundations, shuttering formwork, and precast infrastructure anchors meeting IS 5624 and IS 1367 load standards.
View Construction Fasteners
Solar EPCs & MMS Fabricators
Corrosion-resistant solar module mounting structure (MMS) hardware including T-head bolts, mid/end clamps, flange nuts, and hanger bolts designed for 25-year structural service life.
View Solar Fasteners
Automotive & Heavy Engineering
High-tensile socket head cap screws, precision hex fasteners, and custom drawing-matched components engineered for equipment manufacturers, tooling fixtures, and industrial machinery.
View Heavy Engineering Fasteners
Transformer & Rectifier
Tank and cover hex hardware, core-clamping tie rods, bushing and radiator flange studs, and cast-in foundation bolts for power, distribution and rectifier transformer manufacturing.
View Transformer Fasteners
Lighting Poles & High Mast
Cast-in J, L, headed and swedge foundation bolts for street-light poles, high-mast towers, octagonal poles and signage gantries to IS 5624 and ASTM F1554, hot-dip galvanised.
View Lighting Pole Fasteners
PEB & Industrial Sheds
Anchor bolts, sag rods, structural hex bolts and nuts for pre-engineered buildings, warehouse and factory sheds — a complete shed fastener package to IS 5624, IS 1367 and ASTM F1554.
View PEB & Shed FastenersFrequently Asked Questions About Our Product Scope
Direct answers to common procurement questions regarding in-house manufacturing, non-standard dimensions, and stock availability.