Fastener Standards

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Coated Fasteners

Overview of Fastener Standards

ASTM Standards	ASTM A194 & ASTM A320
ISO Standards	ISO 4014, ISO 4017 & ISO 3506-5
ASME Standards	ASME B18.2.1, ASME B18.2.2
DIN Standards	DIN 267, DIN 10083, DIN 912
BS EN Standards	BS 3692, BS 4190, BS EN 14399-10

Steel nuts, bolts and washer dimensions and specifications

Fastener Standards Specification

Fastener Standards Specifications

Imperial Sizes	Metric Sizes	Threads
Bolts = ¼ inch to 4 inches Nuts = 5/8″ To 3 1/4″ Washer = 1/4″ To 1-3/4″ Screws = 1/8″ – 3″ Threaded rod = 3/8 To 16″	Bolts = M10 To M150 Nuts = M10 To M150 Washer = M2 To M100 Screws = M1.6 up to M150 Threaded rod = M6 up to M200	UNF UNC UNR UNJ Cut Rolled
Length	Manufacturing Process	Standards
3 to 200 mm	Heat treatment Threading Cutting Chamfering Stamping PTFE coating Plating	ASME (American Society of Mechanical Engineers) ANSI (American National Standards Institute) SAE (Society of Automotive Engineers) ASTM (American Society for Testing and Materials) DIN (German National Standards Institute) ISO (International Organization for Standardization) BS (British Standards)
Applications	Screws Head Shapes	Coating
Power generation Oil & gas Chemical processing Defense armor development Water desalination Aerospace Automotive	Button head Flat head Oval Cheese head Round head Bugle Hex Flanged Truss head Fillister Pan head	Hot Dipped Galvanizing Zinc Coated Xylon Coated PTFE Coated Cadmium Coated Phosphate Coated
Type	Origin	Surface Finish
Bolts Nuts Screw Studs Washer Threaded rod	Japan South America East Europe Korea	Phosphating Oxidation DACROMET Electric galvanized HDG Zinc impregnation
All Fastener Standards manufacturers at pipingmaterial.ae provide	Testing	Screw Threads
Raw Materials Certificate Free quote Third Party Inspection Report Mill Test Certificate Free sample NABL Approved Lab Reports EN 10204 3.1	Positive Material Identification Test Hardness Test Tensile Testing IGC Test Impact Testing	Standard ACME Buttress Square
Production	Types of Threaded Rod Threads	Color Code To Define the ISO Strength Class
Cold forging Forged Hot forging	Left hand Right hand Both right and left hand.	Red : A4 stainless steel (316) Yellow: 8.8 class Unmarked : 4.6 class Green : A2 stainless steel (304) White :10.9 class
Ends Of Stud Bolts	Head Style Of Steel Bolts	Bolts Drive Types
Chamfered Sheared Rounded (oval) Flat or saw cut	Round Slotted Hex Washer Truss Socket Cap Oval Hex Washer Flat Pan Hexagon Button	Combination Phillips Slotted Frearson One Way Hex, Socket or Allen Star Square

Our Dealers and Distributors in Below Locations

Country	Cities
Belgium	Antwerp
Netherlands	Amsterdam
Belgium	Seraing
Netherlands	Haarlem
Belgium	Meeuwen-Gruitrode
Netherlands	The Hague
Belgium	Westerlo
Belgium	Brussels
Netherlands	Eindhoven
Belgium	Ghent
Netherlands	Rotterdam
Belgium	Leuven

SAE Standards

ISO Fastener Standards

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Region	City	Country
Middle East	Kuwait City	Kuwait
MENA	Casablanca	Morocco
Africa	Cape Town	South Africa
Middle East	Riyadh	Saudi Arabia
Africa	Lagos	Nigeria
Middle East	Dubai	United Arab Emirates
Middle East	Dammam	Saudi Arabia
Africa	Abuja	Nigeria
Middle East	Doha	Qatar
Middle East	Abu Dhabi	United Arab Emirates
MENA	Cairo	Egypt
Africa	Johannesburg	South Africa
Middle East	Jeddah	Saudi Arabia

BS EN Standards

ASME Fastener Standards

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MENA	Libya, Israel, Egypt, Morocco, Tunisia, Algeria, Palestine
Africa	South Africa, Kenya, Tunisia, Egypt, Nigeria, Morocco, Algeria
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