What is your delivery time?

Standard parts take 7-15 days, while non-standard parts take 15-25 days. We ensure delivery as soon as possible with guaranteed quality.

How to custom-make (OEM/ODM)?

Send us a new product drawing or sample, and we will custom-make the hardware as required. We also provide professional advice to maximize performance.

Which mode of transport would be better?

Generally, we advise sea delivery due to the heavy nature of production. However, we respect your views on other transportation methods as well.

Hot Sale High Strength A325 A490 Heavy Hex Structural Bolt and Nut

Name: Hot Sale High Strength A325 A490 Heavy Hex Structural Bolt and Nut
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2087269655

Shanghai, ChinaShanghai G&T Industry Co., Ltd.

US$0.10

2,000-2,999 Pieces

US$0.08

3,000-3,999 Pieces

US$0.06

4,000-4,999 Pieces

US$0.05

5,000-9,999 Pieces

US$0.03

10,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Bolt And Nut

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Hot Galvanizing

Other Product Name

Hex Head Screw / Hh Bolt / Outer Hex Head Bolt

Dimensiong Standard

ASME B 18.2.6

Equivalent

AISI B 18.2.6

Thread

Full Thread/Half Thread

Diameters

M6 M8 M10 M12 M14 M16 M18 M20 M24 M26 M30 M36 etc

Length

Custom

Color

Silver

Measure System

Imperial

Measure Unit

Inch

Quality

Good

Head Mark

G&T or OEM

Company Type

Factory / Direct Manufactory

Stock

Plenty

After-Sale Service

Available

Delivery Time

30 Days in Usual

Transport Package

Carton or Wooden Boxes

Specification

25mm*30mm*50mm

Trademark

G&T

Origin

China

HS Code

7318159001

Production Capacity

300000 Pieces/Month

Key features

High Strength Grades: Available in ASTM A490 and A325 for extreme structural fastening needs.

Custom Dimensions: Full range of diameters from M6 to M36 and custom lengths available.

Diverse Standards: Complies with DIN, ANSI, GB, JIS, BSW, GOST, and ASME B18.2.6.

OEM/ODM Service: Custom manufacturing based on customer drawings, samples, or designs.

ISO 9001 Certified: Strict quality control processes adhering to ISO9001:2008 standards.

Fast Delivery: Standard parts 7-15 days; Non-standard parts 15-25 days.

Free Samples: Samples provided free of charge for new model development.

Hot Galvanizing Finish: Silver finish with hot galvanizing for improved durability and corrosion resistance.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceFast DeliveryManagement Certification

Shanghai G&T Industry Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.72h

AI-Powered supplier vetting

SummaryShanghai G&T Industry Co., Ltd. is identified as a limited trading company offering bolts, nuts, threaded rods, stud bolts, and customized fasteners. The supplier reports broad customization, ODM capability, new products launched during the past year, and OEM service for well-known brands. Stated annual productivity includes 6,000 tons of thread rods, 5,000 tons of bolts, 5,000 tons of nuts, 3,000 tons of washers, and 3,000 tons of stud bolts. Service procedures include documented supplier assessment, corrective and preventive actions, and customer complaint handling, with lead times within 15 workdays in both peak and off-season. However, the supplier has no overseas agents or branches, overseas warehouse, showroom, or inventory capability. Raw-material traceability, quality assurance status, outsourcing controls, and contract status are unknown. An audit by TUV Rheinland is recorded, but the audit type and evaluation result are not sufficiently interpretable from the provided values.

Supplier typeThe supplier is a limited company classified as a trading company, with a stated business scope covering metal materials, hardware, machinery, and related products. Its offered products are bolts, nuts, threaded rods, stud bolts, and customized fasteners, and it is not identified as part of a larger company group.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. It has no overseas agents or branches, overseas warehouse, showroom, or in-stock service capability, which limits local and immediate after-sales support.

R&D capabilityThe supplier reports new products during the past year, ODM service, and multiple design-based customization options. It does not have an available SDK, but the available evidence supports product development and design capability.

Production capacityReported annual productivity is 6,000 tons of thread rods, 5,000 tons each of bolts and nuts, and 3,000 tons each of washers and stud bolts. Lead time is stated as within 15 workdays in both peak and off-season; however, the supplier also reports no inventory capability, while outsourcing procedures and manufacturing-capacity contracts remain unknown.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its product scope also expressly includes customized fasteners, and it reports ODM capability.

Product Q&A

Q:Why choose us?

We provide first-class services, minimize costs, and offer reasonable quality and price. We act as your partner, providing market sales suggestions and innovation in technology.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures with strict quality control from production to delivery. We have strong technology support and experienced management.

Q:What if I cannot find the product on your website?

You can send pictures, photos, or drawings via email for us to check. Alternatively, send samples by DHL/TNT, and we will develop a new model especially for you.

Q:Can you strictly follow tolerance on drawings and meet high precision?

Yes, we can provide high precision parts and manufacture them exactly according to your drawings.

Q:How should I order and make payment?

Payment is by T/T. For samples, 100% with the order. For production, 30% deposit before arrangement, and the balance before shipment.