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Black Oxide ASTM A563 Grade D Carbon Steel Heavy Hex Nut

Name: Black Oxide ASTM A563 Grade D Carbon Steel Heavy Hex Nut
Brand: Ningbo Anbor Hardware Co., Ltd.
SKU: 1963154351

Zhejiang, ChinaNingbo Anbor Hardware Co., Ltd.

US$0.10

10,000-19,999 Pieces

US$0.09

20,000-29,999 Pieces

US$0.08

30,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

INCH

Connection

Hex Drive

Head Style

Hexagonal

Standard

ANSI, ASTM

Grade

Product Name

ASTM A563 Hex Nut Grade B Carbon Steel Black Oxide

Surface Treatment

Black Oxide

Materials

Carbon Steel

Size

1/4"-4"

Color

Black

Certificate

ISO9001:2015

Packaging

Bulk in Cartons

MOQ

1000kgs

Transport Package

Customers' Requirements

Specification

1/4"-4

Trademark

ANBOR

Origin

Ningbo, China

Production Capacity

600 Tons Per Month

Key features

Comprehensive Size Range: Available in sizes from 1/4 inch to 4 inches to meet diverse industrial needs.

High Strength Grade D: Carbon steel heavy hex nuts with proof load of 150 ksi and hardness 248-352 HBN.

Black Oxide Finish: Durable black oxide surface treatment provides corrosion resistance and aesthetic appeal.

ISO9001:2015 Certified: Manufacturing process strictly adheres to ISO9001:2015 quality management standards.

Customization Capability: Customized products available upon customer request with specific mold requirements.

Free Standard Samples: Free samples provided for standard fasteners; custom samples may incur mold fees.

Bulk Packaging: Products packed in cartons for bulk shipping to ensure safety during transit.

Global Payment Options: Accepts USD, EUR, CNY via T/T, L/C, Credit Card, PayPal, and Western Union.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamExhibition Experience

Ningbo Anbor Hardware Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-02-18Nearest Port: NINGBO, SHANGHAI, TIANJINAverage Response Time: ≤2.41hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryNingbo Anbor Hardware Co., Ltd. is identified as both a trading company and manufacturer/factory in Ningbo, China, producing multiple categories of fasteners and related hardware. It reports established production and export experience, substantial stated annual capacity for screws, bolts, nuts, anchors, and washers, and broad customization and ODM capabilities. The supplier exports directly, with exports representing 90% of total sales, and reports OEM service for well-known brands. However, it has no overseas showroom, agents, branches, warehouse, or inventory service capability. Service-control procedures exist in some areas but lack written records, while assessment procedures are absent. Product innovation is supported by new products developed during the past year, although no SDK is available. The provided information does not establish certification holding or specific customer references.

Supplier typeThe supplier is classified as both a Trading Company and Manufacturer/Factory, with a limited-company structure and operations in Ningbo, Zhejiang, China. Its stated business scope covers hardware, metal products, building materials, machinery-related products, and other goods, supporting a broad hardware-trading profile alongside manufacturing activity.

After-Sales capabilityThe supplier has participated in an offline trade show and accepts multiple quotation and payment terms, but it has no overseas showroom, overseas agents or branches, overseas warehouse, or in-stock service capability. Complaint-handling and corrective/preventive-action procedures are stated to exist but have no written records, while no written service-assessment procedures or followed records are available.

R&D capabilityThe supplier reports that it developed new products during the past year and provides ODM services, indicating active product-development capability. It does not have an available SDK, but the provided evidence supports innovation activity in product development rather than software integration.

Production capacityStated annual capacity includes 5,000 tons of screws, 6,000 tons of bolts, 3,500 tons of nuts, 2,000 tons of anchors, and 3,750 tons of washers. The supplier reports one-month average lead times in both peak and off-seasons and describes more than 15 years of production and export experience, although its in-stock capability is explicitly unavailable and manufacturing-capacity control records are unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad product-design and customization support.

Product Q&A

Q:Are you a trading company or manufacturer?

We are an industry and trade integration company.

Q:What products can you supply?

NINGBO ANBOR HARDWARE CO., LTD offers a range from standard fasteners to customized products, including screws, nuts, bolts, anchors, washers, thread rods, and riggings.

Q:Do you provide free samples?

Yes, we can provide free samples for standard fasteners. However, for non-standard customized samples requiring mold opening, a certain mold fee needs to be charged.

Q:What is the minimum order quantity and are there mold fees?

The minimum order quantity for non-standard fasteners is 1-2 tons depending on difficulty and size. A mold fee is charged but will be refunded after reaching a certain amount.

Q:What are the delivery times?

Samples usually take 15-30 days and mass production usually takes 25-50 days, depending on the quantity ordered.