What surface finishes do you provide?

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 your minimum order quantity?

The minimum order quantity is 1 Pc, according to customer demand.

What are your payment terms?

We accept T/T, L/C, West Union, PayPal, and other methods. Typically, a 50% deposit is required.

Grade 8.8 10.9 M10 M12 High Strength Black Hex Nuts

Name: Grade 8.8 10.9 M10 M12 High Strength Black Hex Nuts
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 1978142345

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

US$0.05

100-999 Pieces

US$0.03

1,000-9,999 Pieces

US$0.01

10,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Hex Nut

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB

Grade

4.8

Product

Carbon Steel Hex Nut

Size

M6, M8, M10, M12, M20, M48

Material Grade

4, 6, 8, 10, 12

Diameter

M6, M8, M10, 1/2", 3/4", 7/8", 1 1/2"

Length

10, 20, 40, 60, 1", 2", 3"

Thread Length

10, 20, 40, 60, 1", 2", 3"

Packing

Carton and Pallet

Shipping Method

Express, Air, Sea, Train

Production

Standard/Customized

Area

Industry, Machine, Building

Payment Term

Tt 50% Deposit

Using

Right Hand Threads

Sample

Accepted

Lead Time

15-60 Days

Head Mark

Customized

Transport Package

Carton and Pallet

Specification

25kg/ carton, 900kg/pallet

Trademark

Origin

Shanghai

Production Capacity

100000

Key features

Customizable Specifications: Available in M6-M48 sizes with customized head marks and material grades.

Diverse Material Options: Offered in Carbon Steel, Alloy Steel, Stainless Steel, and Brass.

Multiple Surface Finishes: Options include Black Oxide, Zinc Plated, H.D.G, Nickel, Chrome, and Dacromet.

High Supply Capacity: Capable of supplying 1000 tons per month to meet large-scale demands.

Flexible OEM/ODM Service: Supports full customization from samples, designs, or minor adjustments.

Wide Application Scope: Suitable for structural steel, oil & gas, wind energy, and automotive industries.

Free Sample Availability: Samples are accepted and provided free of charge for reference.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 management system with 10+ years experience.

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: ≤1.52h

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:Are you a trading company or manufacturer?

We are a factory and manufacturer.

Q:How long is your delivery time?

For products in stock, we can ship within 7 days after receiving payment. For custom orders under 24 tons, production time is 20-35 days after confirming all details.

Q:Do you provide samples? Is it free or extra?

Samples are accepted and free. We can offer price lists for the styles you are interested in, as sending the entire catalogue is difficult.

Q:What about the warranty?

We pack goods carefully to ensure protection. Please check goods upon receipt and contact us with detailed pictures if there is transport damage or quality issues, and we will handle it to minimize your loss.

Q:What materials are available for these nuts?

We offer Carbon Steel, Alloy Steel, Stainless Steel, and Brass.