What if I cannot find the product on your website?

Send pictures, photos, or drawings by email for checking. We develop new models monthly, or you can send samples via DHL/TNT for custom development.

Which mode of transport is better?

Generally, we advise delivery by sea because production items are heavy. However, we respect your views on other transportation methods.

What is the Minimum Order Quantity?

The minimum order quantity is according to customer demand, with a general minimum of 1 Pc.

M6 Class 12.9 Black Nitride Coated ASTM A490 Cap Screw

Name: M6 Class 12.9 Black Nitride Coated ASTM A490 Cap Screw
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2113133125

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

US$0.01-2.00

1,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

111

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Hot Galvanizing

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

M3-M100; 1/8" - 4"

Trademark

G&T

Origin

Shanghai, China

Production Capacity

500 Tons/Month

Key features

High Precision Customization: Strictly follows drawing tolerances for high precision parts and custom-made hardware.

Wide Material & Grade Range: Carbon, Alloy, Stainless Steel, Brass; Grades 4.8 to 12.9 and A2/A4 series.

Extensive Finish Options: Plain, Black Oxide, Zinc Plated, H.D.G, Nickel, Chrome, PTFE, Dacromet, and more.

Comprehensive Standards: Meets DIN, ANSI, ASME, ISO, JIS, BSW, and GOST standards for global compatibility.

Flexible OEM/ODM Service: Customizes products from drawings, samples, or designs with professional advice.

Strict Quality Control: Adheres to ISO9001:2008/2015 procedures with strong technical support and testing.

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

Competitive Pricing: One-stop shopping with reasonable prices and high quality for cost minimization.

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: ≤1.56h

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:How is product quality ensured?

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

Q:Can you follow drawing tolerances for high precision?

Yes, we can strictly follow the tolerance on the drawing and provide high precision parts made exactly as your drawing.

Q:How should I order and make payment?

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

Q:What is the delivery time?

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

Q:How to custom-make (OEM/ODM) products?

Send us new product drawings, photos, or samples. We can custom-make hardware as required and provide professional advice to maximize performance.