What's your Delivery Time?

Standard parts: 7-15days Non-standard parts: 15-25days We will make the delivery as soon as possible with the guarantee quality.

How to Custom-made (OEM/ODM)

If you have a new product drawing or a sample, please send to us, and we can custom-made the hardware as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

Which mode of transport would be better?

In general, the production are heavy, we advice to make delivery by sea, Also we respect your views of other transportation as well.

C3-80 Full Thread 5/8 Construction M30 A4-70 Heavy Hex Bolt

Name: C3-80 Full Thread 5/8 Construction M30 A4-70 Heavy Hex Bolt
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2019317995

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

US$0.01-0.10

1,000 Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

Standard Hex Bolt

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS

Grade

8.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Polishing

Size

M6, M8, M10, M12, M20, M48

Coating

Plain,Black Oxide, Zinc Plated(Clear/Blue/Yellow/B

Diameter

M6, M8, M10, M12, M20, M48, 1/2"

Length

10, 20, 40, 60, 1"

Lead Time

15-60 Days

Sample

Accepted

Using

Right Hand Threads

Surface Treatment

Zinc Plated, Black Oxide, Copper Plating...

Thread

Full Threaded

Payment Term

Tt 50% Deposit

Area

Industry, Machine, Building

Production

Standard/Customized

Packing

Carton and Pallet

Shipping Method

Express, Air, Sea, Train

Head Type

Hex Head, Hex Socket Head, Flange Head

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

1/4"-4", M4-M100

Trademark

G&T

Origin

Shanghai, China

Production Capacity

1000 Tons/Month

Key features

Comprehensive Customization: Full customization available from samples, designs, or drawings with flexible options.

Wide Material Selection: Carbon steel, alloy steel, stainless steel, and brass available for various grades.

Extensive Finish Options: Plain, black oxide, zinc plated, HDG, nickel, chrome, PTFE, and many other coatings.

ISO 9001 Quality Control: Strict quality control processes adhering to ISO9001:2008 standards from production to delivery.

High Precision Capability: Ability to strictly follow drawing tolerances and manufacture high-precision parts.

Fast Delivery for Standard Parts: Standard parts delivered within 7-15 days; non-standard parts within 15-25 days.

Free Sample Development: Samples accepted and new models developed monthly based on customer drawings or photos.

Flexible Payment Terms: Accepts T/T, L/C, PayPal, Western Union, and other methods with deposit options.

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: ≤1.50h

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?

To provide our customers with first-class services in the supply of quality fasteners minimizing costs. We wish to build successful relations with our partners and be their first choice as an fasteners supplier. We offer professional customer service, innovation in technology, reasonable quality and price, and market sales suggestions.

Q:How is quality ensured?

All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery. Our company has strong technology support and a group of managers who are familiar with product quality and modern management concepts.

Q:If you can not find on our website the product you need how to do?

You can send the pictures/photos and drawings of the products you need by email, we will check if we have them. We develop new models every month, Or you can send us samples by DHL/TNT, then we can develop the new model especially for you.

Q:Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?

Yes, we can, we can provide high precision parts and make the parts as your drawing.

Q:How should I order and make payment?

By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment.