What payment methods do you accept?

We accept T/T, L/C, D/A, D/P, Western Union, and PayPal.

Are OEM and ODM services available?

Yes, we offer both OEM and ODM services including customization from samples and designs.

What certifications does the company hold?

Our management system is certified under ISO9001:2015.

Heavy Hex Type ASTM A325 Bolt with A563 Nut and F436 Washers

Name: Heavy Hex Type ASTM A325 Bolt with A563 Nut and F436 Washers
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2065131065

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

US$0.01-0.10

1,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

ASTM

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI

Grade

4.8 8.8 10.9 Gr2 5 8 A325 A490

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Hot Galvanizing

Surface

HDG, Black, Zinc Plated, PTFE

Length

30mm to 500mm

Diameter

M3-M100, 1/2" - 4"

MOQ

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

M3-M100, 1/2" - 4"

Trademark

G&T

Origin

Shanghai, China

Production Capacity

500 Tons/Month

Key features

Comprehensive Material Options: Available in Carbon Steel, Alloy Steel, Stainless Steel, and Brass.

Wide Grade Range: Covers grades from 4.8 to 12.9 including ASTM A325 and A490.

Extensive Finish Choices: Options include HDG, Black Oxide, Zinc Plated, Nickel, Chrome, and PTFE.

Flexible Customization: Customizable surface, length, and diameter based on samples or designs.

High Supply Capacity: Supply ability of 1000 tons per month ensures timely delivery.

Free Samples Available: Samples provided free of charge for product verification.

ISO9001 Certified Quality: Manufacturing process certified under ISO9001:2015 standards.

Global Market Experience: Over 10 years of experience serving North America, Europe, and Asia.

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: ≤1.66h

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.