This section contains tables of sizes for metric thread hardware Bolt Thread Sizes The following table of thread sizes for coarse and fine pitch thread was created using the standard sizes from ASME B1 13M Coarse pitch threads are preferred and should be used whenever possible as stated in ASME B1 13M STANDARD BOLTS TECHNICAL INFORMATION MATERIAL SELECTION Alloy Steels A 286 Inconel 718 Waspaloy Rene 41 Titanium Alloys and super alloys PLATING AND FINISHES DIAMETERS 8 thru 1 1 2 quot 4MM thru 24 MM TEMPERATURE RANGE 423 186 F thru 1400 186 F 3000 186 for Tantalum LUBRICATION Various Cadmium plating and Silver plating per specifi 2008 8 23 nbsp 0183 32 Metric millimeter bolt and nut substitutions will be allowed in accordance with these tables No substitution will be allowed for any A325 bolts supplied under 167 715 14 and used for structural connections on bridges unless approved by the DCES A 325 TYPE 3 A 449 TYPE 1 DIAM lt 1 5 quot DIAM gt 1 5 quot A 354 GRADE BD A 490 TYPE 1 A194 GRADE 2HBOLT SIZES FOR ANSI 150 TO 1500 CLASS FLANGES Dimensions inches ANSI ASME 150 600 lb Flange Size 150 lb 1 16 Raised Face 300 lb 1 16 Raised Face 400 lb 1 4 Raised Face 600 lb 19 4 Raised Face Nominal Pipe Size in Number of Bolts Diameter of Bolts in Length of Headed Bolts in Length of StudImperial Bolts Sizes Metric Sizes Usually Available M3 M4 M5 M6 M7 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M42 M48 Metric Lengths Usually Available 6MM 8MM 10MM 12MM 14MM 20MM 22MM 25MM 28MM 30MM 35MM 40MM 45MM 50MM 55MM 60MM 65MM 70MM

2016 8 23 nbsp 0183 32 Bolting Flange Facing NOMINAL PIPE SIZE Class 150 Length of Stud Bolts Class 300 Length of Stud Bolts Class 400 Length of Stud Bolts Class 600 Length of Stud Bolts Class 900 Length of Stud Bolts Class 1500 Length of Stud Bolts Class 2500 Length of Stud BoltsStandard metric bolt sizes pdf Metric PC8 8 Bolts – Fine Metric PC8 8 Set Screws Metric PC10 9 Bolts – Coarse Metric PC10 9 Bolts – Fine UNC Grade 5 Bolts UNC Grade 5 Set Screws the u s a miniature thread series unm is interchangeable with the corresponding sizes of iso metric threads where the nominal diameters are equal 7 BOLT SPECIFICATIONS For Standard ANSI Flanges Cont Flange Designation Bolt Qty Bolt Dia in Bolt Length in Raised Face Ring Joint 10 150 12 7 8 4 3 4 5 1 4 10 300 16 1 6 1 4 7 10 400 16 1 1 8 7 1 2 7 3 4 7 1 4 10 600 16 1 1 4 8 1 2 8 3 4 8 1 4 10 900 16 1 3 8 9 1 4 9 1 2 9 10 1500 12 1 7 8 13 1 4 13 3 Shop high quality Hex Bolts from ITA Fasteners at the reasonable price Available in a range of sizes from M2 to M42 and din 933 Get a quote for Hex Anchor Bolts Head Hex Bolts and all kinds of Bolts or just call our sales team now Bolts Screws Studs 60 000 Bolts Screws Studs ASTM A307 Grades A amp B 60 000 STANDARD BOLT IDENTIFICATION MARKINGS Identification Grade Mark Specification Fastener Description Material Nominal Size Range in This technical information is supplied as a courtesy

This International Standard specifies the characteristics of hexagon head bolts with threads from Ml 6 up to and includingM64 of product grade A for threads Ml 6 to M24 and nominal lengths up to and including 10 d or 150 mm whichever is shorter and product grade B for threads over M24 or nominal lengths over 10 d or 150 mm whichever is shorter size metric size decimal inch millimeter mm m6 2362 6 0000 1 4 2500 6 3500 5 16 3125 7 9375 m8 3149 8 0000 3 8 3750 9 5250 m10 3937 10 0000 7 16 4375 11 1125 m12 4724 12 0000 1 2 5000 12 7000 9 16 5625 14 2875 5 8 6250 15 8750 m16 6299 16 0000 3 4 7500 19 0500 m20 7874 20 0000 7 8 8750 22 2250 m24 9448 24 0000 1 1 0000 25 4000 1 1 8 2022 2 22 nbsp 0183 32 Length is measured from under the head to the end of the bolt Note Head sizes may differ from what is shown due to differences between metric standards Length 16mm 12mm 8mm 7mm 6mm 5mm 4mm 3mm 10mm 14mm Coarse thread Fine thread Coarse thread Fine thread Coarse thread Fine thread Super fine thread Coarse thread Fine thread Super mild steel countersunk square neck bolts plough bolts din 605 diameter mild steel countersunk nib bolts din 604 diameter 518 8 2020 nbsp 0183 32 Sizes Hex bolt diameter is measured on the outside of the threads Resources Metric hex bolt sizes opens in new window tab Metric hex bolt head size table Thread pitch table US to Metric conversion table Diameter and Thread pitch Coarse standard thread 5mm x 0 8mm 6mm x 1 0mm 8mm x 1 25mm Page 4 9

Length is measured from under the head to the end of the bolt Note Head sizes may differ from what is shown due to differences between metric standards Length 16mm 12mm 8mm 7mm 6mm 5mm 4mm 3mm 10mm 14mm Coarse thread Fine thread Coarse thread Fine thread Coarse thread Fine thread Super fine thread Coarse thread Fine thread Super fine thread Coarse BOLT amp NUT AF MM HARDNESS M16 27MM BOLT amp NUT 23 36 HRC M20 32MM WASHER 26 45 HRC M24 41MM M30 50MM BOLT TENSILE 830 MPA M36 60MM Batch Sample Test Certification Reports available on request Detailed Specifications for AS 1252 available on request Durability CLASSES 2A and 2B The recognized standard for normal production of the great bulk of commercial bolts nuts and screws CLASSES 3A and 3B Used where a closed fit between mating parts for high quality work is required CLASS 4 A theoretical rather than practical class now obsolete CLASS 5 For a wrench fit Copyright 169 2000 2017 Bolt Depot Inc IMPORTANT Make sure to print this chart to Actual Size no scaling After measure the ruler in the margin to ensure correct scale US Hex Bolt Sizes and Thread Pitches www boltdepot com tools See www boltdepot com toolsboltdepot com tools for more details Length 1 4 20 10 24 8 commonly used sizes are normally stocked this Handbook is not a stock list An inquiry should be made as to stock availability on specific products when planning a new project from your Ajax Fasteners Accredited Distributor Ajax bolts and nuts are in most cases manufactured to meet the requirements of the appropriate Australian Standard

BOLT SPECIFICATIONS For Standard ANSI Flanges Cont Flange Designation Bolt Qty Bolt Dia in Bolt Length in Raised Face Ring Joint 10 150 12 7 8 4 3 4 5 1 4 10 300 16 1 6 1 4 7 10 400 16 1 1 8 7 1 2 7 3 4 7 1 4 10 600 16 1 1 4 8 1 2 8 3 4 8 1 4 10 900 16 1 3 8 9 1 4 9 1 2 9 10 1500 12 1 7 8 13 1 4 13 3 4 13Length of Bolts L is shown in millimetres rounded to the nearest 5mm Sud Bolt lengths L do not include the height of points Machine Bolt lengths L include the height of point The length shown includes the height of the Raised Face in all cases To suit R F Flange sizes DN15 to 600 to ANSI B16 5 BS 1560 and DN 750 amp 900 to BS 329323 Section 6 Appendix 12 21 01 RCR15 Series Rotary Cutters 312 556M Land Pride Section 6 Appendix Torque Values Chart for Common Bolt Sizes in tpi1 N 183 m2 ft lb3 N 183 m ft lb N 183 m ft lb mm x pitch4 N 183 m ft lb N 183 m ft lb N 183 m ft lb 1 4 quot 20 7 4 5 6 11 8 16 12 8 436597 Standard U Bolt Size Chart Sizes are 1 16th of an inch on all bent bolts SIZE Diameter Inside Width Inside Length Thread Part s Part s Part s Part s Note Head sizes may differ from what is shows due to differences between metric standards Measure length from under the mm 10 20 30 40 50 60 70 80 90 100 head to the end of the bolt

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