Torque for bus bar lugs is specified by lug size. Used rods: Torque to 285 in. bolting torque table 2 - astm 193 grade b7 and astm 193 grade b16 stud bolts. Torque Settings. Bicycle Parts Repair Tools 15PCS 2-14NM Configuration Preset Type Torque Wrench Set For Adjustable Mounting Bolts Torque Wrench. Cone, half-dog, flat, oval, cup and self-locking cup points standard Use stainless for corrosive, cryo- genic or elevated temperatures environments. The importance of correct bolt tightening cannot be over emphasized. Torque settings. Use where maximum tighten-ing torques are required Fasten collars, sheaves, gears, knobs on shafts. The bolting standard will define whether the torque value is for a dry or lubricated stud/bolt thread. If higher property class fasteners are used, these should only be tightened to the strength of the original. Cu/C paste = Copper/graphite paste (Molykote® 1000) Oil = WD40 has been used. This will help to check that the design is easy to mantain and prevent future redesign process during the assembly. lbs.) Suggested torque amount. The chart below is for torque settings on 4.8, 8.8, 9.8, 10.9 and 12.9 metric steel bolts. Thread Coeff Friction Preload (Kn) Property class Tightening Torque (Nm) Property class Min Breaking Torque; A1-50 A2-70 A4-80 A1-50 A2-70 A4-80 A1-50 A1-70 Bolt Diameter (mm) Recommended Torque (Nm) Class 8.8 316 Stainless Steel Torque in-lbs. Torque Diameter Pitch (mm) kN Nm M5 0.80 7.67 8 M6 1.00 10.9 13 M8 1.25 19.8 32 M10 1.50 31.3 63 M12 1.75 45.5 109 M14 2.00 62.1 174 M16 2.00 84.5 270 M18 2.50 103 371 M20 2.50 132 528 M22 2.50 164 722 M24 3.00 190 914 M27 3.00 248 1339 M30 3.50 … Considerations for Torque Settings. bolting torque table 2a - cold service astm a320 grade l7 stud bolts. Cone, half-dog, flat, oval, cup and self-locking cup points standard Use stainless for corrosive, cryo- 16mm (M16) 195Nm: 280Nm: 290Nm: xx Note than when fitting bolts into Ally threads like rivnuts, manifolds and S1 uprights then the torque may need to be reduced. For brass, use 70% of the torque value of steel. To convert from N-m to ft-lbs, multiply N-m by 0.7375. Too much tension means … These torque values ? PASS 1 Torque Sequence: Torque to a maximum of 30% of the final torque value in accordance with the torque sequence. Zinc Plated co-efficient of friction = 125 (zinc at 8 microns thick). For other friction conditions, significant modifications may be required. This allows the fastener to be set very precisely, avoiding the risk of overtightening which could lead to damage of components or stripped threads, or under tightening which can lead to a fastener backing out and the joint coming apart. 4.1 (69) … Based on my previous posts you may familiar with grades of bolt, torque of bolt, torque calculations and slip factors. If you introduce the screw standard and thread size you will have the link to the recommended 3D models tools in order to check the required space to apply torque and to remove the screw. Proper torque spec varies depending on the material, bolt grade or wether lubrication is used such as oil, wax, or anti-seize Always go to the manufacturer for proper torque specs if needed. Note 3 - Overtorque 20%, loosen below torque value and retorque to final torque value. USED - Component that was in a running engine. Bolt Diameter x Pitch Thread Stress Area mm 2 *When μ = 0.10 Results in: *When μ = 0.14 Results in: Tightening Torque Nm Pre-load kN Tightening Torque Nm K Factor: advanced users only: Help. bolting torque table 2 - astm 193 grade b7 and astm 193 grade b16 stud bolts. Socket Set Screws Alloy Steel Socket Set Screws Stainless Steel Half-dog or self-locking cup points only. Relative Strength Marking 4.6 4.8 8.8 or 9.8 10.9 12.9 Bolt Markings Dia. This allows for proper tightness so bolts won't loosen later. The accuracy of the tightening method, as well as the change in friction, needs to be accounted for in order not to over-tighten the fastener. When tightening according to guidelines and with no deviation, this is the pre-stress achieved expressed as % of yield point. For … Hydrogen Embrittlement of fasteners is an issue our ... Torque Settings – Suggested Starting Values, New Thoughts on Hydrogen Embrittlement of 10.9 Bolts, Guide to Thread Galling – Stainless Steel Fasteners. Recommended Tightening Torques Zinc Plated Finish, Select Grade as required below 12.9 / 10.9 / 8.8. Other Considerations In addition to proper lug tightening, it is important to make sure that the copper bus is flat enough to form a … to BMW N 600 02.0 Applicable range for tightening torques, refer to extract from company standard BMW N 600 02.0 M16 thread M16 8.8 200 Nm (ft. The use of washers is recommended to ensure correct even torque. Check tightness of fasteners periodically. Always replace shear bolts with identical property class. Fasteners - Bolts, nuts and threaded rods - torque, tension and loads; Related Documents . Tightening Torque Clamp Load (lbs.) The torque values given above are a guide; they may be exceeded by a value of 50% to effect a seal. Torque Settings. 00 00 M16 and M16x1.5 - maximum tightening torques acc. Using correct torque levels is very important. 4 2.6 2.3 23.0 20.7 5 5.1 4.6 45.1 40.6 6 8.7 7.8 77.0 69.3 8 21.2 19.1 188 169 10 42 38 372 335 12 73 66 54 ft-lbs. Torque Settings Suggested Starting Values The below estimated torque calculations are only offered as a guide. For mixed metals, use the torque of the lower of the two metals Torque range is normally calculated +/- 10%. Doing a bolt up to a specific torque should set the tension in the bolt to appeoximately 85% of the prrof load given in the table. NEW - Component directly from stock. ?should be used on all fasteners unless otherwise. mm These formulae may be used for bolts outside the range of the tables overleaf. Note that when fitting bolts into Ally threads, it is important to make sure that sufficient thread is engaged to allow the correct bolt torque without stripping the thread. 4. Ball joint in link arm XC90 (M14) 100 Nm . For brass, use 70% of the torque value of steel. All correspondence must be done by email. Bolt Size . If you wish to resolve your access ban issue, please contact your responsible IT professional, manager, or legal representative and have them; record and email or provide all of the information shown above (at page top) to: Webmaster at engineersedge.com - replace the ( at ) with a @. M16 M20 M24 M30 M36 0.34 0.69 1.43 2.48 5.85 12.0 20.3 48.8 97.5 165.0 265.0 413.0 825.0 1,425.0 2,775.0 4,875.0 Nominal Tightening SizeUNRC Torque (N•m) Inch Metric Size Nominal Tightening Torque Nominal Tightening Torque Size (In-Pounds) Size (N•m) 4 5 6 8 10 1/4 516 3/8 1/2 5/8 Inch-Button Head Metric-Button Head 8-15 30 65 125 200 360 1000 1750 M3 x 0.5 M4 x 0.7 M5 x 0.8 M6 x … Below is a list of the recommended tightening torques for 12.9 / 10.9 / 8.8 zinc plated finish … Thread Type Torque Value M10 X 1.25 Bolt 55Nm. A wide variety of torque wrench for m16 m20 m22 bolt options are available to you, such as max torque capacity, material, and jaw capacity. bolting torque table 1a - cold service astm a193 and astm a320 grade b8, cl2 stud bolts. Check that gasket is … lbs.) Bolt Torque Calculator - Calculate required bolt torque; Improvised Torque Wrench - Improvised torque wrench with luggage scale; ISO 724 - Metric Threads - Dimensions of metric threads according ISO 724; Metric Bolt Head and Wrench Size - ANSI/SO, DIN and JIS bolts 2) In section Head Size and Type either select one fastener ISO with the "Select Standard for Type" option or enter manually the type and whether the fastener is socket or not in the right part of the page, once you have selected Custom option.. 3) Enter strength class of the fastener. Preloads and tightening torque for Metric ISO countersunk head steel screws with hexagon socket head or similar heads. Metric Recommended Bolt Torque. Bushing housing upper link arm in sub-frame rear XC90 (M12) 1st step, 65 Nm . Bolt Diameter (mm) Recommended Torque (Nm) Class 8.8 Determining the correct torque can however present problems. lbs.) The figures below do not take into account the effect of plated finishes, special lubricants or the effect of hard and smooth mating surfaces such as hardened washers etc. Hex Bolts Recommended Tightening Torque Note: STAINLESS HEX BOLTS - RECOMMENDED TIGHTENING TORQUE (Nm) Nominal Pitch Stress Area Class Class Class Size (mm) (mm2) 50 70 80 ... M16 2.00 157.00 68.6 147.0 195.9 M18 2.50 192.00 94.3 202.2 269.6 M20 2.50 245.00 133.8 286.7 382.2 M22 2.50 303.00 182.0 390.0 519.9 Torque values may also have to be reduced when the fastener is threaded into aluminum or brass. The importance of correct bolt tightening cannot be over emphasized. w919 not XC90 (M10) 40 Nm . The torque figures quoted are approximate figures and are available to fasteners in the self-colour condition only. Use of its content by anyone is the sole responsibility of that person and they assume all risk. Tightening Torque Clamp Load (lbs.) Importance of Torque in Bussing A critical concept in understanding bus lug torque specifications is the fact that the pressure of the lug connection has more to do with lowering the resistance of the electrical connection than the size of the lug itself. All torque values are for general guidance. 2nd step, 60º . 2 Sets (Min Order) Guangzhou Jingyumang Electronic Commerce Co., Ltd. CN 1 YRS. For stainless steel, use the high value of the torque range of steel. Various K Factors: Typical Steel Bolt: 0.20: Zinc-Plated: 0.20: Lubricated: 0.18: Cadmium-Plated: 0.16: Miscellaneous Data: Applied Load: tensile: lb Help. Suggested Starting Values. M16 x 2. M16 10.9 280 Nm (ft. ... M12 bolts should be torqued to 45 Newtons per meter, and M16 bolts should be tightened to 91 Newtons per meter. 8.0 in-lbs. All values other than suggested torque amount are sourced directly from flange bolt charts and flange torque charts in the ASME B16.5 "Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard" (2017). G F = Ratio of yield point. lbs. Use of its content by anyone is the sole responsibility of that person and they assume all risk. Values though 7/16-inch diameter are stated in inch-pounds: ½-inch and over are stated in foot-pounds. The torque value is dependent on the friction between the threads of stud bolt and nut head, this friction can be affected by the application of a lubricant or any plating (e.g. Resolution may require a signed user agreement, verification on internal training, legal or executive personnel engagement. Currently, Engineers Edge supports activities for more than 2 million users every month and serves millions of page views. lbs.) 48 ft-lbs. 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