ASME B18.2.6 Grade A490 Heavy Hex Structural Bolt 3/4 × 3 in – UNC 10 TPI – Plain Manufacturer: TTBOLT SKU: TTB-ASMEB18.2.6-A490-075X300-UNC-10TPI-PL Add to compare list Email a friend ASME B18.2.6 Grade A490 Heavy Hex Structural BoltSize: 3/4 × 3 inThread: UNC 10 TPIThread length: 1-3/8 inWidth across flats: 1-1/4 inHead height: 31/64 inMaterial: Alloy SteelFinish: PlainEstimated mass: 233.164 g/pc ASME B18.2.6 Grade A490 Heavy Hex Structural Bolt 3/4 × 3 in – UNC 10 TPI – Plain is a Heavy Hex Structural Bolt manufactured and supplied by TTBolt in accordance with ASME B18.2.6.This exact catalog variant has size 3/4 × 3 in, thread UNC 10 TPI, material Alloy Steel, grade A490 and finish Plain. It is intended for mechanically fastened joints that require the stated dimensions, thread, grade and finish.Technical data for this exact variantStandardASME B18.2.6Product typeHeavy Hex Structural BoltSize3/4 × 3 inThreadUNC 10 TPIThread directionRight HandMaterialAlloy SteelGrade / property classA490FinishPlainHead height31/64 inWidth across flats1-1/4 inBasic thread length1-3/8 inPlain shank length1-5/8 inMass per piece233.164 g/pcMass per 100 pieces23.3164 kg/100 pcSelection and ordering notesBefore ordering, confirm the required size (3/4 × 3 in), thread (UNC 10 TPI), grade (A490) and finish (Plain). Price calculations may use the theoretical mass shown above; final manufactured mass can vary with dimensional tolerances, chamfers, radii, coating thickness and production process. Technical drawing & data Download technical PDF Technical data sheet TTBoltIndustrial Fasteners Engineering Data Sheet DocumentTechnical Data Sheet StandardASMEB18.2.6 GradeA490 Issued2026-10-04 فارسی English پیچ سازه‌ای شش‌گوش سنگین ASME B18.2.6 گرید A490 سایز 3/4 × 3 اینچ، رزوه UNC 10 TPI، ساده 3/4 x 3 in | A490 | پوشش Plain جدول ابعادی پارامترنماد حداقلحداکثر / اسمی واحد قطر اسمیd-0.75in گام رزوهn-10TPI عرض آچارخورs1.2121.25in عرض روی گوشه‌هاe1.3831.443in ارتفاع سرk0.4550.483in قطر بدنهds0.7290.768in طولl-3in مشخصات محصول رزوه3/4 10 TPI UNC جهت رزوهراست‌گرد گریدA490 پوششPlain متریالAlloy Steel فرم رزوهUnified 60 deg یادداشت‌های فنی 1. تمام ابعاد بر حسب اینچ هستند مگر آنکه خلاف آن ذکر شده باشد. 2. تصاویر محصول از مدل Master در SolidWorks و با همان پارامترهای این ردیف تولید می‌شوند. 3. مقادیر حداقل و حداکثر از جدول ابعادی ASMEB18.2.6 گرفته شده‌اند؛ جایی که استاندارد تلرانس تعریف نکرده، تنها مقدار اسمی درج شده است. 4. وزن‌های درج‌شده در فروشگاه نظری‌اند و برای برآورد قیمت کاربرد دارند. شماره قطعهTTB-ASMEB18.2.6-A490-075X300-UNC-10TPI-PL Heavy Hex Structural Bolt - ASMEB18.2.6 3/4 x 3 in | A490 | Plain Finish DIMENSION TABLE ParameterSymbol MinMax / Nominal Unit Nominal diameterd-0.75in Threads per inchn-10TPI Width across flatss1.2121.25in Width across cornerse1.3831.443in Head heightk0.4550.483in Body diameterds0.7290.768in Lengthl-3in PRODUCT DATA Thread3/4 10 TPI UNC Thread directionRight hand GradeA490 FinishPlain MaterialAlloy Steel Thread formUnified 60 deg TECHNICAL NOTES 1. All dimensions are in inches unless stated otherwise. 2. Product views are generated from the SolidWorks master using the parameters of this row. 3. Minimum and maximum values are taken from the ASMEB18.2.6 dimension table; where the standard defines no tolerance, only the nominal value is shown. 4. Catalog weights are theoretical and intended for price estimation. Part numberTTB-ASMEB18.2.6-A490-075X300-UNC-10TPI-PL Products specifications Attribute name Attribute value Standard ASME B18.2.6 Product Type Heavy Hex Structural Bolt Thread Length 1-3/8 in Width Across Flats 1-1/4 in Head Height 31/64 in Material Alloy Steel Property Class / Grade A490 Finish Plain Unit System in Estimated Weight 233٫164 g/pc Thread Thread Type UNC Thread Pitch 10 TPI Thread Direction Right Hand Dimensions Diameter 3/4 Length 3 in
