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ASTM A490tc Bolt with Round Head Grade 10.9

Updated 2026-11-04 · Markdown version

Model no. JX20TC016

US$0.24 – 3.00 / set

MOQ 1,000 sets · Final price confirmed in your quote

Material: High Strength Steel
Head Style: Round
Standard: DIN, ANSI, GB, JIS
Grade: 10.9
Finish: Dacromet
Size: 5/8"~1-1/2"
Tensile Strength for 1/2"-1": 150000psi~173 000 Psi
Yield Strength for 1/2"-1": 120000psi~130 000 Psi

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Customization	Available
Material	High Strength Steel
Type	Round Head
Model NO.	JX20TC016
Connection	Common Bolt
Head Style	Round
Standard	DIN, ANSI, GB, JIS
Grade	10.9
Application	Machinery, Environmental, Building, Steel Structure
Finish	Dacromet
Size	5/8"~1-1/2"
Tensile Strength for 1/2"-1"	150000psi~173 000 Psi
Yield Strength for 1/2"-1"	120000psi~130 000 Psi
Hardness	33~38HRC
Transport Package	Carton or Barrel and Wooden Pallet
Specification	5/8"~1-1/2"
Origin	Hangzhou China
HS Code	7318
Production Capacity	5000000PCS/Month
Materials	Alloy steel---40Cr / 35CrMo, 42CrMo
Certification	FPC BC1, SGS,BV,ISO, factory 3.1cert.
because no fastening technique of high level is required	(1) Controlled clamping force can be ensured.
Category	Structural & Heavy Hex Bolts

Technical parameters

Product name	Tension control bolt, tor-shear bolt
Standard	ASTM F1852/F2280/F3125
Available specs.	ASTM F2280(A490TC), JSS II09(S10T),GB/T 3632,ect.
Grade	8.8
Dia.	1/2"~1 1/2"
Length	1 1/4"~ 12"
Materials:	Alloy steel---40Cr / 35CrMo, 42CrMo
Available finish	Dacromet, black oxide, phosphating, electronic galvanized,ect.
Bolt Set	set= 1 bolt + 1 Nut + 1 washer
Head marking	HYZ+A325TC or customers' brand + A325TC
Packing	Carton and wooden pallet or wooden case; barrel+wooden pallet
Certification:	FPC BC1, SGS,BV,ISO, factory 3.1cert.

Components	Bolt	Nut	Washer
Class	F 2280	DH / 2H	F436

Description

ASTM A490tc Bolt with Round Head Grade 10.9 is part of our structural & heavy hex bolts range (Bolts).

Key details

Type: Round Head
Standard: DIN, ANSI, GB, JIS
Material: High Strength Steel
Grade: 10.9
Size: 5/8"~1-1/2"
Head Style: Round
Finish: Dacromet
Connection: Common Bolt

Available configurations include material, head style, standard, grade and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 sets at US$0.24 – 3.00 per set. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for ASTM A490tc Bolt with Round Head Grade 10.9?

The listed minimum order is 1,000 sets, at US$0.24 – 3.00 per set. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of ASTM A490tc Bolt with Round Head Grade 10.9?

Type: Round Head; Standard: DIN, ANSI, GB, JIS; Material: High Strength Steel; Grade: 10.9; Size: 5/8"~1-1/2"; Head Style: Round. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, head style, standard, grade and finish. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other structural & heavy hex bolts are available?

The Structural & Heavy Hex Bolts category lists 2,565 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

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