Your Best Astm a325 Bolts And Nuts Manufacturer in China

As Structural fasteners manufacture ,T&Y Hardware offering full line heavy hex structural bolts, Astm A325 bolts type 1 ,type 2 and type 3 .ASTM A490 structural bolts type1, type 2,type 3.

Assembly Nuts required heavy hex nuts, Standard is ASTM A563 GRADE 2H, DH hex nuts .T&Y hardware usually use C1035 produce cold forged A325 and A490 bolts, For warm forged bolts, the material is c1045 or 40cr.

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  • Standard

Full line A325 Bolts Offered- T&Y Hardware

As professional A325 structural bolts manufacture and exporters ,T&Y Hardware always try best to offer the qualified A325 bolts product , More information about Hex bolts catalog ,please download our latest catalog

Astm Grade A325 Bolts

Standard:   INCH Astm A325

Size:  1/3”–3” per inch size

Length:  1”–30”

High Strength A490 bolts

Standard: INCH Astm A490

Size :  M6 M8,M10,M12 per metric size ,1/4”-1/2” per inch size

Length: 20mm–200mm ,1/4”–30”

High Tensile Structural Bolts

Standard : DIN6914

Size:  M12-M36

Length: 60mm–400mm

steel structure bolt

Grade (ASTM): A325 A490 8.8 10.9 12.9

Material: Black Alloy Steel

Diameter(inch): 1/2, 5/8, 3/4 , 7/8, 1, 1 1/8, 1 1/4, 1 3/8, 1 1/2

Diameter(mm) : M12,M14, M16,M20,M22,M24,M27,M30,M33,M36


T&Y Hardware Offered Full line A325 Bolts

T&Y Hardware can offer full-line  carbon steel and stainless steel Astm A325  to assist your project ,please download our latest catalog

Common sizes and coating are usually as below

Full line Roofing Bolts Offered- T&Y Hardware

Working for A325 Heavy Hex bolts  Industry over 19 years ,T&Y Hardware always try best to offer the qualified A325 bolts product , Waiting for your A325 bolts inquire

B7 studs
Diameter: 1/4″-2 1/2″,M4-M64
Length: ≤800mm or 30″
Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass
Grade: ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9;A2-70,A4-70,A4-80
Thread: Metric Thread, UNC Thread, UNF Thread
Finish: Plain, Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome, PTFE, Dacromet


C1008, ST37, C1035, C1010, Q235, Q235B, Q195, C1045, 40CR

Stainless 304, 316, A2-70, A4-80, A4-70, UNS S32304, UNS S31803


Why Choose T&Y hardware A325 Bolts?

It is not easy to find a reliable A325 A490 hex bolt suppliers in China, too many bolts suppliers offering different prices, and bolts qualities are also not the same. As ISO 9001 hex bolts manufacture, T&Y Hardware processing Strictly follow ISO requirement, from raw material coming till package finished, our engineer offering full line quality control and keep a record, if any unqualified A325 bolts, we will stop and update processing. For T&Y Hardware, We will never cut corners in order to seize the market

Hex boltsHigh tensile strength bolts


1 How about t&Y hardware capacity for A325 bolts?

R: T&Y hardware can offer you 500ton per month for all kinds of A325, A490 hex bolts, Also together with heavy hex nuts,DH and 2H hex nuts

2 What is common standard  a325 bolts?

R: T&Y hardware common heavy hex bolts standard is  ASTM A325, A490 for bolts, and Grade A563 Grade 2h and DH heavy hex nuts

3 What is popular common package for a325 bolts?

R: This is per your requirement, if you don’t have a special need, T&Y hardware offer you standard package for A325 bolts ,bulk in 25kgs carton/then in a pallet if you need A325 bolts or A490 bolts, F436 washer and 2h/DH Hex nuts assembly together, we can offer assembly processing, the small package is also welcome

5 As full line fasteners solution suppliers, What another T&Y hardware offering?

R: We offer you all line bolts, like hex bolts, square bolts, flange bolts, and hex cap screws.Nuts: hex nuts ,flange nuts ,square nuts ,T nuts .Washer: flat washer, spring washer, square washer

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