What is the minimum order quantity?

The minimum order is 500KG or according to customer demand. For some items, it can be as low as 1 Pc.

What finishes are available for the bolts?

Finishes include Plain, Black Oxide, Zinc Plated (Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome, PTFE, Dacromet, Geomet, Magni, Zinc Nickel, and Zinteck.

What is the supply ability?

We have a supply ability of 1500 tons per month, ensuring timely delivery for large orders.

Fasteners DIN 603 Galvanized Gi Gr 8.8 Carriage Bolt 8mm

Name: Fasteners DIN 603 Galvanized Gi Gr 8.8 Carriage Bolt 8mm
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 1977913702

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

US$1.00

10-999 Pieces

US$0.50

1,000-9,999 Pieces

US$0.10

10,000-49,999 Pieces

US$0.01

50,000+ Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Mushroom Head

Model NO.

ANSI/ASME B18.5, DIN603, GB12, GB14

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW

Grade

4.8, 8.8, 10.9, 12.9

Application

Machinery, Chemical Industry, Environmental, Building, Agriculture, etc.

Finish

Zinc Plated, Black, Hot Galvanized, Dacromet, etc.

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

1/2"-1 1/2", M5-M36

Trademark

G&T

Origin

Shanghai, China

HS Code

73181510

Production Capacity

1500 Tons/Month

Key features

Wide Material & Grade Range: Available in Carbon Steel, Stainless Steel, Brass, Titanium with Grades 4.8 to 12.9.

Extensive Finish Options: Zinc Plated, Black Oxide, Hot Galvanized, Dacromet, and other specialized coatings.

Custom OEM/ODM Service: Supports full customization from samples or drawings to meet specific precision needs.

Strict Quality Control: ISO9001:2008 certified processes with rigorous inspection from production to delivery.

High Precision Capability: Capable of strictly following drawing tolerances for high-precision parts manufacturing.

Large Supply Capacity: Supply ability of 1500 tons per month ensures timely delivery for large orders.

Flexible Payment Terms: Accepts T/T, L/C, West Union, and PayPal for convenient transaction options.

Global Market Experience: 10+ years experience serving North America, Europe, Asia, and Middle East markets.

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: ≤1.78h

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:What materials and grades are available?

We offer Carbon Steel, Alloy Steel, Stainless Steel, Brass, and Titanium. Grades include SAE J429 Gr.2, 5, 8; B7, B16; ASTM A307Gr.A; and Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9; A2-70, A4-70, A4-80.

Q:Can you customize products based on drawings?

Yes, we strictly follow tolerances on drawings to provide high-precision parts. You can send pictures, photos, or samples, and we will develop new models specifically for you.

Q:What is the delivery time for standard and non-standard parts?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We aim to deliver as soon as possible while guaranteeing quality.

Q:What are the payment terms?

We accept T/T, L/C, West Union, and PayPal. For samples, 100% payment is required with the order. For production, a 30% deposit is paid by T/T before production, with the balance paid before shipment.

Q:How is product quality ensured?

All processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery, supported by strong technology and experienced management.