ASTM A449 Type 1 Hex Bolt 1/2 × 3 in – UNC 13 TPI – Hot Dip Galvanized

Manufacturer: TTBOLT
SKU: TTB-A449-1-050X300-UNC-HDG
Material standard: ASTM A449-14(2020) Geometry: ASME B18.2.1-2012 (R2021) Thread: ASME B1.1-2024 UNC Class 2A Product Type: Hex Bolt Diameter: 1/2 Length: 3 in Type: 1 Material: Carbon/Alloy Steel Finish: Hot Dip Galvanized

This Hex Bolt is manufactured and supplied by TTBolt in accordance with ASTM A449.

This exact catalog variant has size 1/2 × 3 in, thread UNC 13 TPI, material Carbon/Alloy Steel, grade 1 and finish Hot Dip Galvanized. It is intended for mechanically fastened joints that require the stated dimensions, thread, grade and finish.

Technical data for this exact variant

StandardASTM A449
Product typeHex Bolt
Size1/2 × 3 in
ThreadUNC 13 TPI
Thread directionRight Hand
MaterialCarbon/Alloy Steel
Grade / property class1
FinishHot Dip Galvanized
Head height23/64 in
Width across flats3/4 in
Basic thread length1-1/4 in
Plain shank length1-3/4 in
Mass per piece90.309 g/pc
Mass per 100 pieces9.0309 kg/100 pc

Selection and ordering notes

Before ordering, confirm the required size (1/2 × 3 in), thread (UNC 13 TPI), grade (1) and finish (Hot Dip Galvanized). 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

Technical data sheet
TTBolt

Industrial Fasteners Engineering Data Sheet

Document
Technical Data Sheet
Standard
ASTMA449
Grade
1
Issued
2026-10-05

پیچ شش‌گوش ASTM A449 تیپ 1 سایز 1/2 × 3 اینچ UNC 13 TPI گالوانیزه گرم

1/2 x 3 in | 1 | پوشش Hot Dip Galvanized

جدول ابعادی

پارامترنماد حداقلحداکثر / اسمی واحد
قطر اسمیd-0.5in
گام رزوهn-13TPI
عرض آچارخورs-0.75in
ارتفاع سرk-0.364in
طولl-3in

مشخصات محصول

رزوه1/2 13 TPI UNC
جهت رزوهراست‌گرد
گرید1
پوششHot Dip Galvanized
متریالCarbon/Alloy 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 ASTMA449 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 قطعه
TTB-A449-1-050X300-UNC-HDG

Hex Bolt - ASTMA449

1/2 x 3 in | 1 | Hot Dip Galvanized Finish

DIMENSION TABLE

ParameterSymbol MinMax / Nominal Unit
Nominal diameterd-0.5in
Threads per inchn-13TPI
Width across flatss-0.75in
Head heightk-0.364in
Lengthl-3in

PRODUCT DATA

Thread1/2 13 TPI UNC
Thread directionRight hand
Grade1
FinishHot Dip Galvanized
MaterialCarbon/Alloy 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 ASTMA449 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 number
TTB-A449-1-050X300-UNC-HDG

Products specifications

Attribute name Attribute value
Material Specification ASTM A449-14(2020)
Geometry Reference ASME B18.2.1-2012 (R2021)
Thread Reference ASME B1.1-2024
Standard ASTM A449
Product Type Hex Bolt
Head Style Hex Head
Thread Class 2A before coating where applicable
Material Carbon/Alloy Steel
Type Type 1
Finish Hot Dip Galvanized
Minimum Tensile Strength 120 ksi minimum
Estimated Weight 90.309 g/pc
Thread
Thread Type UNC
Thread Pitch 13 TPI
Dimensions
Diameter 1/2
Length 3 in