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sinofastener is a manufactured of fasteners factory have many years of Bolts, Nuts, Threaded Rods and Washers experience in Ningbo, China

How about your price.

High quality products with reasonable price. Please give me a inquire, sinofastener quoted you a price for you refer at once.

How do you control your quality.

We request QC inspect every productions links for each bacth goods. And we can provide you MTC and mill certificate when the goods is finished.

Industrial

Name: A325 High Strength Structural Bolt Nut Washer Assembly — Foundation / Bridge / Industrial
Brand: Ningbo Zhonglian Fastener Manufacture Co., Ltd.
SKU: 2289219395

Zhejiang, ChinaNingbo Zhonglian Fastener Manufacture Co., Ltd.

US$0.01

100,000 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

A325

Connection

Common Bolt

Head Style

Hexagonal

Standard

ANSI

Grade

10.9

Application

Machinery, Chemical Industry, Building

Finish

Hot Galvanizing

Grade / Class

Type 1 (Medium Carbon Steel)

Size Range

1/2" - 1-1/2" (M12 - M36)

Tensile Strength

120 Ksi (Min) / 827 MPa

Yield Strength

92 Ksi (Min) / 634 MPa

Hardness

HRC 19 - 30

Surface Finish

Plain / Black Oxide / HDG

Thread Type

Unc / Unf (Full / Partial Thread)

Certification

ISO 9001 / Mill Test Report

Sample

Free

Transport Package

25kg/Carton+Pallet

Specification

M12-M36, 1/2"-1-1/2"

Trademark

FAST

Origin

Ningbo, Zhejiang

HS Code

7318151001

Production Capacity

2500 Tons/Month

Key features

ASTM A325 Certified High Strength: Made from medium carbon steel, meets ASTM A325 Type 1/Type 3 standards, ideal for structural connections requiring high tensile strength.

Complete Bolt Nut Washer Assembly: Pre-assembled with heavy hex bolt, nut and flat washer for quick installation, saving on-site assembly time.

Multi-Application & Durable: Perfect for bridge, building foundation, steel structure and industrial construction, with excellent corrosion resistance and fatigue performance.

High-Quality Carbon/Alloy Steel Material: Made of premium medium carbon steel or alloy steel, with strict heat treatment for consistent hardness and toughness, avoiding breakage under heavy loads.

Company profile

Ningbo Zhonglian Fastener Manufacture Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedNearest Port: Ningbo Port, Shanghai portAverage Response Time: ≤6.45h CertifiedTerms of Payment: LC, T/T, D/P CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryNingbo Zhonglian Fastener Manufacture Co., Ltd., established in 1997, is a combined limited company based in Zhejiang, China. The company specializes in the production of various fasteners and has an extensive international reach, exporting to multiple countries. It holds several ISO certifications, indicating a commitment to quality standards. The firm operates a sizable manufacturing facility and is equipped with a significant number of automated production lines, enhancing its production capabilities. Despite its established market presence and certification credentials, detailed information on after-sales service and specific customer cases is limited.

Supplier typeThe supplier is a combined limited company based in Zhejiang, China.

CertificationsThe company holds ISO9001 and ISO14001 certifications, showcasing compliance with quality and environmental management standards.

Financial creditThe company's annual sales exceeded 400 million RMB as of 2010, indicating significant financial operations.

R&D capabilityThe company highlights audacious innovation in its policy and utilizes advanced production systems.

Production capacityThe supplier has a monthly production capacity of 2500 tons and extensive production facilities with advanced equipment.

Customization capabilityThe production of non-standard fasteners suggests some level of customization capability.

Product Q&A

Q:What is your main products?

Our main products are fasteners: bolts, screws, rods, nuts, washers, anchors and rivets. Meantime,our company also produces stamping parts and machined parts.

Q:How to ensure that every process's quality

Every process will be checked by our quality inspection department which insures everyproduct's quality. In the production of products, we will personally go to the factory to check the quality of products.

Q:How long is your delivery time?

Our delivery time is generally 30 to 45 days. Or according to the quantity.

Q:What is your payment method?

30% value of T/T in advance and other 70% balance on B/L copy. For small order lessthan1000USD, would suggest you pay 100% in advance to reduce the bank charges.

Q:Can you provide a sample?

For new customer, sinofastener can provide free samples for standard fastener, But the clients will pay the express charges. For old customer, We will send you free samples and pay express charges by ourself.