ASME B18.2.1 Grade A Hex Bolt 1-3/8 × 7 in – 8UN 8 TPI – Hot Dip Galvanized

Name: ASME B18.2.1 Grade A Hex Bolt 1-3/8 × 7 in – 8UN 8 TPI – Hot Dip Galvanized
SKU: TTB-ASMEB18.2.1-A-1375X700-8UN-8TPI-HDG
Price: 15709000.00 IRR
Availability: InStock

Manufacturer: TTBOLT

SKU: TTB-ASMEB18.2.1-A-1375X700-8UN-8TPI-HDG

ASME B18.2.1 Grade A Hex Bolt
Size: 1-3/8 × 7 in
Thread: 8UN 8 TPI
Thread length: 3-1/4 in
Width across flats: 2-1/16 in
Head height: 15/16 in
Material: Carbon Steel
Finish: Hot Dip Galvanized
Estimated mass: 1666.68 g/pc

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This Hex Bolt is manufactured and supplied by TTBolt in accordance with ASME B18.2.1.

This exact catalog variant has size 1-3/8 × 7 in, thread 8UN 8 TPI, material Carbon Steel, grade A 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

Standard	ASME B18.2.1
Product type	Hex Bolt
Size	1-3/8 × 7 in
Thread	8UN 8 TPI
Thread direction	Right Hand
Material	Carbon Steel
Grade / property class	A
Finish	Hot Dip Galvanized
Head height	15/16 in
Width across flats	2-1/16 in
Basic thread length	3-1/4 in
Plain shank length	3-3/4 in
Mass per piece	1666.68 g/pc
Mass per 100 pieces	166.668 kg/100 pc

Selection and ordering notes

Before ordering, confirm the required size (1-3/8 × 7 in), thread (8UN 8 TPI), grade (A) 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

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Technical data sheet

TTBolt

Industrial Fasteners Engineering Data Sheet

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Technical Data Sheet

Standard
ASMEB18.2.1

Grade
A

Issued
2026-10-05

پیچ شش‌گوش ASME B18.2.1 گرید A سایز 1-3/8 × 7 اینچ، رزوه 8UN 8 TPI، گالوانیزه گرم

1-3/8 x 7 in | A | پوشش Hot Dip Galvanized

جدول ابعادی

پارامتر	نماد	حداقل	حداکثر / اسمی	واحد
قطر اسمی	d	-	1.375	in
گام رزوه	n	-	8	TPI
عرض آچارخور	s	-	2.062	in
ارتفاع سر	k	-	0.94	in
طول	l	-	7	in

مشخصات محصول

رزوه1-3/8 8 TPI 8UN

جهت رزوهراست‌گرد

گریدA

پوششHot Dip Galvanized

متریالCarbon 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 ASMEB18.2.1 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-ASMEB18.2.1-A-1375X700-8UN-8TPI-HDG

Hex Bolt - ASMEB18.2.1

1-3/8 x 7 in | A | Hot Dip Galvanized Finish

DIMENSION TABLE

Parameter	Symbol	Min	Max / Nominal	Unit
Nominal diameter	d	-	1.375	in
Threads per inch	n	-	8	TPI
Width across flats	s	-	2.062	in
Head height	k	-	0.94	in
Length	l	-	7	in

PRODUCT DATA

Thread1-3/8 8 TPI 8UN

Thread directionRight hand

GradeA

FinishHot Dip Galvanized

MaterialCarbon 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 ASMEB18.2.1 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-ASMEB18.2.1-A-1375X700-8UN-8TPI-HDG

Products specifications

Attribute name	Attribute value
Standard	ASME B18.2.1
Product Type	Hex Bolt
Thread Length	3-1/4 in
Width Across Flats	2-1/16 in
Head Height	15/16 in
Material	Carbon Steel
Property Class / Grade	A
Finish	Hot Dip Galvanized
Unit System	in
Estimated Weight	1666.68 g/pc
Thread
Thread Type	8UN
Thread Pitch	8 TPI
Thread Direction	Right Hand
Dimensions
Diameter	1-3/8 in
Length	7 in