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EC International (Nantong) Co.,LTD.
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ABOUT USA

Founded in 2001, EC Fastener Corporation has 25 years of industry experience.

We are a professional manufacturer of high‑end screws and fasteners, exporting products to the America, Europe, Oceania and Japan. We have long‑term cooperation with major global hardware retailers including Home Depot, Bunnings and B&Q, and rich experience in small‑pack fastener supply. We also provide professional fastener solutions for Pro Customers, covering decking, roofing, wood & steel structural fasteners for builders.

Our core strengths lie in lean production for cost control, continuous innovation and green sustainable development.

We uphold the service philosophy of trustworthy, customer‑centered cooperation. We always stand in our clients’shoes to provide top‑quality fastener products and professional customized solutions.

ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fasteners Tap End Stud Hex Bolt Socket Cap Screw

ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fasteners Tap End Stud Hex Bolt Socket Cap Screw

ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole For Petrochemical Pressure Vessel

ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole For Petrochemical Pressure Vessel

EC Fastener High-Strength Petrochemical Fasteners

EC Fastener High-Strength Petrochemical Fasteners

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All Thread Studs For Pressure Vessel

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All Thread Studs For Pressure Vessel

EC Fastener Large Diameter Fasteners

EC Fastener Large Diameter Fasteners

Solar Mounting Fasteners | EC Fastener

Solar Mounting Fasteners | EC Fastener

Extra Long Fasteners - Heavy Duty Custom Length Construction Bolts

Extra Long Fasteners - Heavy Duty Custom Length Construction Bolts

Bi-Metal Self-Drilling Screws Anti-Corrosion Roofing Fasteners

Bi-Metal Self-Drilling Screws Anti-Corrosion Roofing Fasteners

410 Martensitic Stainless Steel Self Drilling Screws

410 Martensitic Stainless Steel Self Drilling Screws

RXB Coating High Salt Spray Anti-Corrosion Carbon Steel Wood Screws

RXB Coating High Salt Spray Anti-Corrosion Carbon Steel Wood Screws

Hex Washer Flange Structural Timber Screws For Decking Construction

Hex Washer Flange Structural Timber Screws For Decking Construction

DIN ANSI ISO Australian Standard Industrial Fasteners Carbon Steel SS304 SS316 Brass Bolt Screw Nut Stud

DIN ANSI ISO Australian Standard Industrial Fasteners Carbon Steel SS304 SS316 Brass Bolt Screw Nut Stud

ENHANCED COUNTERSUNKOVAL DECK SCREW

ENHANCED COUNTERSUNKOVAL DECK SCREW

PREMIUM PYRAMID SCREWS

PREMIUM PYRAMID SCREWS

CONCRETE FRAME SCREW

CONCRETE FRAME SCREW

LIGHT STEEL FRAMINGLGS SCREW

LIGHT STEEL FRAMINGLGS SCREW

Polycarbonate Roofing Screw

Polycarbonate Roofing Screw

SONIC DECK SCREW

SONIC DECK SCREW

CYLINDER HEAD GUIDE PIN SOLAR SCREW

CYLINDER HEAD GUIDE PIN SOLAR SCREW

THREADED COUPLING CONCRETE BOLT

THREADED COUPLING CONCRETE BOLT

MALE HURRICANE BOLT

MALE HURRICANE BOLT

FEMALE HURRICANE BOLT

FEMALE HURRICANE BOLT

BUGLE HEAD BOARDWALK DECK SCREW

BUGLE HEAD BOARDWALK DECK SCREW

BI-METAL SCREWS

BI-METAL SCREWS

DIAMOND POINT CRACK - PROOF DECKING SCREW

DIAMOND POINT CRACK - PROOF DECKING SCREW

SS304 SS316 Wafer Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Wafer Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Bulge Round Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Bulge Round Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Stainless Steel Weatherboard Screws For Exterior Wall Cladding Siding

SS304 SS316 Stainless Steel Weatherboard Screws For Exterior Wall Cladding Siding

SS304 SS316 Stainless Steel Multi-Purpose Universal Self Tapping Screws

SS304 SS316 Stainless Steel Multi-Purpose Universal Self Tapping Screws

SS304 SS316 Square Robertson Drive Anti-Slip Multi-Purpose Self Tapping Screws

SS304 SS316 Square Robertson Drive Anti-Slip Multi-Purpose Self Tapping Screws


Lean Manufacturing



Fastener Innovation



Sustainability


Thank you!T

ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fasteners Tap End Stud Hex Bolt Socket Cap Screw

ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fas

ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole For Petrochemical Pressure Vessel

ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole

EC Fastener High-Strength Petrochemical Fasteners

EC Fastener High-Strength Petrochemical Fasteners

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All Thread Studs For Pressure Vessel

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All

EC Fastener Large Diameter Fasteners

EC Fastener Large Diameter Fasteners

Solar Mounting Fasteners | EC Fastener

Solar Mounting Fasteners | EC Fastener

Extra Long Fasteners - Heavy Duty Custom Length Construction Bolts

Extra Long Fasteners - Heavy Duty Custom Length Construction

Bi-Metal Self-Drilling Screws Anti-Corrosion Roofing Fasteners

Bi-Metal Self-Drilling Screws Anti-Corrosion Roofing Fastene

410 Martensitic Stainless Steel Self Drilling Screws

410 Martensitic Stainless Steel Self Drilling Screws

RXB Coating High Salt Spray Anti-Corrosion Carbon Steel Wood Screws

RXB Coating High Salt Spray Anti-Corrosion Carbon Steel Wood

Hex Washer Flange Structural Timber Screws For Decking Construction

Hex Washer Flange Structural Timber Screws For Decking Const

DIN ANSI ISO Australian Standard Industrial Fasteners Carbon Steel SS304 SS316 Brass Bolt Screw Nut Stud

DIN ANSI ISO Australian Standard Industrial Fasteners Carbon

ENHANCED COUNTERSUNKOVAL DECK SCREW

ENHANCED COUNTERSUNKOVAL DECK SCREW

PREMIUM PYRAMID SCREWS

PREMIUM PYRAMID SCREWS

CONCRETE FRAME SCREW

CONCRETE FRAME SCREW

LIGHT STEEL FRAMINGLGS SCREW

LIGHT STEEL FRAMINGLGS SCREW

Polycarbonate Roofing Screw

Polycarbonate Roofing Screw

SONIC DECK SCREW

SONIC DECK SCREW

CYLINDER HEAD GUIDE PIN SOLAR SCREW

CYLINDER HEAD GUIDE PIN SOLAR SCREW

THREADED COUPLING CONCRETE BOLT

THREADED COUPLING CONCRETE BOLT

MALE HURRICANE BOLT

MALE HURRICANE BOLT

FEMALE HURRICANE BOLT

FEMALE HURRICANE BOLT

BUGLE HEAD BOARDWALK DECK SCREW

BUGLE HEAD BOARDWALK DECK SCREW

BI-METAL SCREWS

BI-METAL SCREWS

DIAMOND POINT CRACK - PROOF DECKING SCREW

DIAMOND POINT CRACK - PROOF DECKING SCREW

COUNTERSUNK HEAD SUPER FAST STRUCTURAL TIMBER SCREWS

COUNTERSUNK HEAD SUPER FAST STRUCTURAL TIMBER SCREWS

WAFER HEAD SUPER FAST STRUCTURAL TIMBER SCREW

WAFER HEAD SUPER FAST STRUCTURAL TIMBER SCREW

SS304 SS316 Wafer Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Wafer Head Anti-Split Stainless Steel Timber Dec

SS304 SS316 Bulge Round Head Anti-Split Stainless Steel Timber Deck Screws

SS304 SS316 Bulge Round Head Anti-Split Stainless Steel Timb

SS304 SS316 Stainless Steel Weatherboard Screws For Exterior Wall Cladding Siding

SS304 SS316 Stainless Steel Weatherboard Screws For Exterior

Latest Post

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    2026-07-01
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    Anti-Rust Treatment Technology for Outdo
    2026-07-01
  • SS304 vs SS316 vs SS410 Fastener Materia
    2026-06-04

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