Iso metric hardware specifications table chart engineers. Internal thread or nut thread is a term to describe all internal threads in iso metric thread. Choose from metric hex, flange and lock nuts with coarse or fine thread. Technical specification for metric hexagonal bolts, nuts. Din 933 1987 this standard contains specifications for fully threaded hexagon head screws with coarse metric thread for diameters m 1. Standards for metric bolts are promulgated by the iso, but adopted by individual nations. Metric, heavy hex nuts, astm a194m 2h, plain the information below lists the required dimensional, chemical and physical characteristics of the products in this purchase order. Sizes not listed can be manufactured within 710 working days. Iso metric screw threads are designated by basic diameter and thread pitch. Iso metric hexagon nuts 100 bsw hexagon nuts and hexagon lock nuts 101. Disc lock washers nordlock size american metric 316 5 low carbon steel.
Bolts sae grade 8 hex head boltsmatching washersnuts. A short guide to metric nuts and bolts answers to the most frequently asked questions standard and fine pitch th reads how to identify nut and bolt strength grades how nut and bolt strength grades compare maximum tightening torques why specifi ed torque is sometimes lower than the maximum spanner sizes versus bolt nut thread size. Finished hex head bolts grade 2, 5, 8 and l9 sae grade 2, astm a307 plain. Length is measured from under the head to the end of the bolt note. There comes a time when every mechanic could use a quicker way to help measure their nuts and bolts. The nut thickness shall be the overall distance, measured parallel to. Abbreviated sms a sheet metal screw with a self drilling point. Diameterdecimal metric chart for small diameter fasteners. Technical specification for metric hexagonal bolts, nuts, coach. The asme standard covers heavy hex structural bolt dimensional specifications designated by asme b18. A short guide to metric nuts and bolts 2 thomson rail. Fasteners chart, fasteners count chart nuts weight. Fastener grade us or class metric refers to the mechanical proper.
The chart below shows metric bolt conversions and din numbers for fasteners. Dimensions of cross recessed flat countersunk head machine screws. Iso metric profile external bolt thread internal nut thread basic mm size mm thread designation simple thread designation pitch mm class major dia. Metrics in engineering metric fasteners screws, nuts. The following are to links of iso metric hardware specifications table charts. These nut and bolt charts can help you do just that. A style 1, heat treated fastener with a metric thread pitch. Metric hex nut dimensions sizes chart according to iso 4032.
Metric bolt conversion data for industrial boltsrods, machine screws and small diameter fasteners from raaj sagar steels includes metric to standard bolt conversions. Bolt depot nuts and bolts, screws and fasteners online. Metric hex bolt diameters and thread pitches mm 10 20 30 40 50 60 70 80 90 100 110. Metric bolt actual dimensions engineering tools, mechanical. National standards adoptssets the dimensions and properties in common usage in the australian engineering industry. Heavy hex bolt dimensions heavy hex head cap screw dimensions heavy hex nut dimensions metric hex bolt dimensions. Add the engineering toolbox extension to your sketchup from the. Correct drill size for tapping metric threads in holes.
Heavy hex nut dimensions metric hex bolt dimensions. Index fastener handbook product description section page forward 910 head marking 1 11 nut marking standard bolt product ranges 2 1415 iso metric 14 bsw threads 14 unc threads 15 unf threads 15 thread forms and fits 3 1618 thread specifications 16 screw thread terminology 17 standard thread forms 17 thread fits 18 testing of bolts. Thread pitch inch thread pitch metric thread pitch the distance between threads. Supplier and manufacturers fastener and screw bolt design, formula and calculations. The 8thread series 8unr or 8un is used only for sizes over 1 in. Nuts m16 and smaller are chamfered on the top and the bearing surface. A short guide to metric nuts and bolts dd thomson rail. Manufacturing suppliers ltd msl began business in 1980 as a small operation in new lynn, auckland and is now one of new zealands leading fastener suppliers. Torques are also broken down by seven commonly offered finishes. Technical information metric thread pitch table metric pitch table metric diameter pitch mm coarse standard fine standard 3mm 0. Add the engineering toolbox extension to your sketchup from the sketchup.
Fastenerdata metric nut comparison fastener specifications. Metric bolt size chart stud bolt to nut size chart. In metric bolts, strength is described by property classes. Hexagonal socket head cap screws weight chart, hexagonal socket set screws weight chart, csk phillips cross recessed head machine screws weight chart, machine screws weight chart, washers weight chart, fully threaded unc astm studs weight chart, nuts weight chart, fully threaded rods weight chart, high strength structural bolts weight chart, m. Standard metric hex nuts, types styles 1 and 2 per. In 2016, astm f3125 replaced astm a325 and astm a490 which are now grades. Use the dimensions of your bolt to determine the appropriate size nut. Metric millimeter bolt and nut substitutions will be allowed in accordance with these tables. For screws, bolts and nuts turned from wire or from the bar. There is an exception thoughif pitch isnt specified, the fastener is coarse threaded.
Metric hex bolt diameters and thread pitches bolt depot. The situa on is almost as complex with metric nuts which come in a wide variety of types full, thin, nyloc, castellated and 5 strength grades as well. A table of major diameters and pitches, up to 30 mm in diameter. Commercial products page dimensions iso metric mild steel hexagon bolts, screws and nuts 1. Width across flats width across corners height of head d p ds s e k max. Our metric stud bolt to nut table is meant to help determine the correct size bolt or nut for your purpose. Standards for dimensions and tolerances are issued. There are nineteen standard sizes known as the preferred sizes and ten less commonly used the socalled nonpreferred sizes. Iso metric hexagon nuts, including thin nuts, slotted. Nut and washer sizes indicate the screw or bolt they fit. Table 4 basic dimensions 7 table 5 fundamental deviations for nut threads and bolt threads 19 table 6 lengths of thread engagement 20 table 7 minor diameter tolerances of nut thread 21 table 8 major diameter tolerance of bolt thread td 22 table 9 pitch diameter tolerance of nut thread 23. If the order received does not meet these requirements, it may result in a supplier corrective action request, which could jeopardize your status as an approved vendor. Supplier of metric nuts, bolts, screws, washers and.
After printing, measure ruler above to ensure correct scale. Iso metric hexagon socket screws are limited to two different head shapes. The standard metric fastener thread series for general purpose threaded components is the m thread profile and the coarse pitch thread series. General dimensions of structural bolts as1252 1983 bolt dia. Perspicuous metric bolt and spanner size chart pdf bolt size table iso screw chart metric bolt size and pitch chart bolt dimensions metric bolt proof load chart some beginners take on too much too soon or blow their savings on expensive woodworking tools and machines that they don. Engineering toolbox sketchup extension online 3d modeling. Refer to nut dimensions below for washer face dt general dimensions of structural nuts as1252 1983 nom. Supplier of metric nuts, bolts, screws, washers and fasteners. Look on the bolt head for the number denoting the strength of the bolt. Fasteners chart, washers weight chart washers size. Minor diameter, pitch diameter and major diameter are given dimensions in the internal thread chart.
Do not try to use metric and american bolts together. Fully threaded screws with a point for use in sheet metal. All head dimensions are directly related to the basic screw diameter as follows. How to determine bolt thread size bolt threads strength. The screws, bolts and nuts shall conform to the dimensions and tolerances. The size of a metric screw or bolt is specified as diameter, pitch and length, in millimeters millimeters is abbreviated mm.
Width across flats wrench size and corners, nut height thickness and thread pitch dimensions are given for nut sizes between m1. Nut products 22 100109 iso metric hexagon nuts 100. The bolt chart provides both us and metric stud sizes. The material hardness and thread designs of our bolts provide the high strength and resistance to bolt threads stripping your need for demanding applications. The following table of hex bolt head dimensions was adapted from asme b18. No substitution will be allowed for any a325 bolts supplied under 71514 and used for structural connections on bridges, unless approved by the dces. Stud bolts with metric thread are designed to perform functions similar to those of double end studs clamping type or interferencefit type.
Fastener tech data understanding series introduction. Our printable layover sizing charts for measuring and distinguishing between uss and sae pattern washers. At boltfast, our high quality nuts, bolts, fasteners, studs, washers and. This is represented by the last number in a metric bolts designation. Metric bolt dimensions atlanta rod and manufacturing.
The nut thickness shall be the overall distance, measured parallel to the axis of nut, from the top of the nut to the bearing surface and shall include the thickness of the washer face where provided. The chemical and mechanical specifications included in asme b18. Metric thread pitch chart nut compatibility chart nut weight chart standard thread pitch chart torque chart. Technical specification for metric hexagonal bolts, nuts, coach screw, and flat washers. For example, m10 or m106g, by default, specifies m10 x 1. Abbreviated ms machine screws with a thread cutting self tapping point. This standard covers stud bolts with threads produced to tolerance 6g which is customary for boltnut assemblies of thread engagement group n. Fastener mart offers a wide range of fastener technical datafrom our understanding fastener series of articles, which will introduce you to a variety of fastener and hardware topics and productsto our fastener fasten facts, handy fastener reference data and reference chartsto advanced fastener reference materials in the form of fastener books. Mechanical properties proof load psi yield strength min psi tensile strength min psi no grade mark sae j429grade 1 bolts, screws, studs low or medium carbon steel 14 thru 112 33,000. Inch pitch threads per inch metric pitch threads per millimeter metric fasteners can also have extra fine pitch thread head markings inch head markings metric xx grade 5 cap screw grade 5 nut grade 8 nut xx grade 8 cap screw xx 8. Refer to nut dimensions below for washer face dt general dimensions of structural nuts as1252.
Metric bolt conversion to standard bolt conversion chart. Iso metric hardware specifications table chart engineers edge. Pdf bolt nuts dimensions danny ferdiansyah academia edu engineering design representation bolt and stud dimensions class 150 2500 robert james s inc asme b18 2 1 dimensions specifications equivalent standards. Besides using metric measurements, a metric bolt uses the distance between the threads rather than the thread pitch, used in. Width weight thickness width size across per c hex nut nominal thickness.
Metric millimeter bolt and nut substitutions will be allowed in. Proof loads and tensile stress metric hexagon bolts. Nuts m20 and larger may be double chamfered, or have a washer face on one side and a chamfered surface on the opposite side. Metric nut sizes mm 10 20 30 40 50 60 70 80 90 100 110 120 140 150 160 170 180 190 200 210. Dimensions of slotted flat countersunk head machine screws nominal size or.
Thread pitch width across flats width across corners nut height washerface or chamfer dia. Metric hex bolt diameters and thread pitches mm 10 20 30 40 50 60 70 80 90 100 110 120 140 150 160 170 180 190 200 210 220. Standard metric hex bolt sizes and thread pitches scale check. Metric screw sizes and screw dimension charts, items distributed by best materials author. Metric thread extended thread size range iso thread height male thread h3 thread height female thread h1 sorted by thread class click here to return to the thread data chart page index. Stainless steel stud bolt and nut size chart ss stud. Pitch is the measurement between the apex of adjacent threads on the bolt s shank. Add standard and customized parametric components like flange beams, lumbers, piping, stairs and more to your sketchup model with the engineering toolbox sketchup extension enabled for use with the amazing, fun and free sketchup make and sketchup pro. Apr 24, 2017 many metric bolts denote the use of metric measurements with an m at the start of the bolt designation, such as m9x1.
Many of our bolts have a zinc flake finish that provides improved corrosion resistance compared to a bolt with zinc plate coating. Plain black metric socket head cap screws with coarse thread grade 12. The dimensions of a bolt can be expressed in metric or imperial units, both of which are better explained in the bolt standards section of this selection guide. Metric fastener threads are also specified according to thread pitch, which is the distance between adjacent threads, again in millimeters. Free bolt size charts screw charts nut size charts all charts are downloadable and printable pdf formats great online mechanics tools for metric and us.