• Fastener Chart | Metric Bolt Conversion | Common DIN Numbers for Metric Fasteners | Diameter/Decimal/Metric Chart for Small Diameter Fasteners
  • Metric Bolt Conversion | Fastener Conversion Chart

    Metric Bolt Conversion | Fastener Conversion Chart

    Fastener Conversion Chart | Metric Bolt Conversion | Common DIN Numbers for Metric Fasteners | Approximate Equivalency Chart Metric/US Roughly Equivalent US Bolt Materials | Diameter/Decimal/Metric Chart for Small Diameter Fasteners

    Metric Bolt Conversion | Fastener Conversion Chart | Dimensions | Specifications | Stainless Steel Fasteners Data | Diameters | Size | Fasteners Weight Calculator | Price in India

    Raaj Sagar Steels is an international supplier of Slotted Machine Screws, Spanner (Snake Eye) Machine Screws, Stainless Steel Lag Screws, Torx Machine Screws, Trim Head Hex Cap Screws, Stainless Steel Wood Screw, One Way Machine Screws.The Screws manufactured in Stainless Steel and Duplex steel, we also manufacture Phillips Machine Screws at our other factory in Vapi, Gujarat. Where we also manufacture Square Drive Pan Head Machine Screws, SS Machine Screw and Stainless Steel Metric Machine Screw for industries like Oil & Gas, Petrochemicals, Refineries, Thermal, Nuclear sector, Solar Power Plants, Atomic Energy, Defense and Aerospace etc.

    Raaj Sagar Steels manufacture and supply a comprehensive range of Slotted Machine Screws, Spanner (Snake Eye) Machine Screws. Our Gujarat Division provide total Fasteners Solutions for various projects in India & overseas so far we have supplied Square Drive Pan Head Machine Screws, SS Machine Screw to more than 30 countries like UK, Ireland, Vietnam, Philippines, South Africa, Australia, Kenya, Nigeria, Iran, Russia, Japan, Canada and many more European & African Countries , We have wide range of manufacturing capabilities and due to our proven track record & only 1% rejection rate became Raaj Sagar Steels an ideal choice for major EPC Contractors across the globe for their Steel Fasteners requirements.

    If you don’t see what you’re looking for just call one of our team members at +91-22-6659 5285 Or Mail Us inquiry@raajsagarsteels.com. No inquiry is too large or too small, we specialize in locating hard to find items. If you do see what you are looking, we would love to assist you and give you a quote today!


    Metric Bolt Conversion

    Metric bolt conversion data for industrial bolts/rodsmachine screws and small diameter fasteners from Raaj Sagar Steels includes metric to standard bolt conversions. The chart below shows metric bolt conversions and DIN numbers for fasteners.

    Diameter/Decimal/Metric Chart for Small Diameter Fasteners


    Metric fastener conversions for small diameter fasteners, industrial bolts and machine screws

    Gauge
    or Diameter
    Decimal (in) mm
    No.0000 0.021 .53
    No.000 0.034 .86
    No.00 0.047 1.19
    No.0 0.060 1.524
    No.1 0.073 1.854
    No.2 0.086 2.184
    No.3 0.099 2.515
    No.4 0.112 2.845
    No.5 0.125 3.175
    No.6 0.138 3.505
    No.8 0.164 4.166
    No.10 0.190 4.826
    No.12 0.216 5.484

    Fastener Conversion Chart

    Inch Equivalent Metric Size-PitchISO and IFI Rec.
    UNC UNF
    1- 64 1- 72 M2x 0.4
    3- 48 3- 56 M2.5x 0.45
    4- 40 4- 48 M3x .5
    6- 32 6- 40 M3.5x .6
    8- 32 8- 36 M4x .7
    10- 24 10- 32 M5x .8
    1/4- 20 1/4- 28 M6x 1
    5/16-18 5/16- 24 M8x 1.25
    3/8-16 3/8- 24 M10x 1.5
    7/16-14 7/16- 20 M12x 1.75
    1/2- 13 1/2- 20 M14x 2
    5/8- 11 5/8- 18 M18x 2
    3/4- 10 3/4- 16 M20x 2.5
    1- 8 1-12 M24x 3
    1-1/4- 7 1-1/8- 12 M30x 3.5
    1-1/2- 6 1-1/4- 12 M36x 4

    Approximate Equivalency Chart Metric/US Roughly Equivalent US Bolt Materials

    Metric Nut Class SAE J429Normally Used Grades ASTM Grades
    4.6 4or 5 1 A307,Grade A
    4.8 4or 5 2 .
    5.8 5 2 .
    8.8 8 5 A325,A449
    9.8 9 5+ A193,B7 and B16
    10.9 10or 12 8 A490,A354, Grade 8D
    12.9 10or 12 . A540;B21 through B24

    Common DIN Numbers for Metric Fasteners

    DIN Hex Capscrews
    931 Coarse thread pitch partially threaded (specify grade)
    933 Coarse thread pitch fully threaded (specify grade)
    930 Fine thread pitch partially threaded (specify grade)
    961 Fine thread pitch fully threaded (specify grade)
    DIN Nuts
    934 Hex nuts (specify pitch and class)
    985 Nylon insert locknuts (specify pitch and class)
    980V All metal locknuts (specify pitch and class)
    DIN Washers
    125 Flatwashers
    127 Lockwashers
    DIN Socket Products
    912 Socket head capscrews (normally GR 12.9 and coarse thread)
    7991 Flat head socket capscrews (normally GR 12.9 and coarse thread)
    916 Socket setscrews (normally GR 12.9 and coarse thread)
    DIN Machine Screws
    7985 Pan head Phillips drive zinc plated
    965 Flat head Phillips drive zinc plated
    DIN Threaded Rod
    975 All threaded rod (normally 1 meter lengths, specify grade and pitch)

    IMPORTANT SCREWS LINKS : Pdf : Dimensions : Faq

    If you don’t see what you’re looking for just call one of our team members at +91-22-6659 5285 Or Mail Us inquiry@raajsagarsteels.com. No inquiry is too large or too small, we specialize in locating hard to find items. If you do see what you are looking, we would love to assist you and give you a quote today!

    24 Hrs. Online Whatsapp Number   Contact Person: Mr. Milap Mehta - Cell: +91-9869 532 584

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