What are your payment terms?

We accept T/T, L/C, and D/P for general orders, while PayPal and Western Union are accepted for small or sample orders.

Can I get free samples?

New customers can receive free samples of standard fasteners, with the client covering express charges. For existing customers, we offer free samples with express charges covered by us.

Do you accept small orders?

Yes, we accept all orders. We maintain ample stock of various fasteners and can produce quickly.

Flat Fasteners Hardened Washers ASTM F436

Name: Flat Fasteners Hardened Washers ASTM F436
Brand: Ningbo Steel Bolt Co., Ltd
SKU: 2114807135

Zhejiang, ChinaNingbo Steel Bolt Co., Ltd

US$0.10-1.00

1,000 Pieces

Product profile

Customization

Available

Type

Flat Gasket

Material

Steel

Model NO.

ASTM F436

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Standard

Packing

Cartons+Plastic Bags

Standard

DIN

Finish

Plain

Application

Industry

Surface Treatment

Hot DIP Galvanized

Transport Package

Carton+Pallet

Specification

M6-M100

Trademark

ningbo-bolt

Origin

Zhejiang, China

Production Capacity

100000 Piece/Pieces Per Month

Key features

ASTM F436 Standard: Hardened washers meeting ASTM F436 and DIN standards for industrial applications.

Hot Dip Galvanized: Surface treated with hot dip galvanized finish for enhanced corrosion resistance.

OEM/ODM Support: Full OEM and ODM services available including customization from samples and designs.

ISO9001 Certified: Strict quality control following ISO9001 system with 100% qualified guarantee.

Fast Delivery: In-stock items delivered within 15 days; 1-2 containers within 25-35 days.

Lifetime Warranty: All products come with lifetime warranty support for mechanical defects.

Free Samples: Free standard fastener samples available for new and existing customers.

Flexible Payment: Accepts T/T, L/C, D/P, PayPal, and Western Union for various order sizes.

Company profile

High Repeat Buyers Choice

Ningbo Steel Bolt Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier and operates as a combined company involved in producing and selling fasteners, hardware products, auto parts, and oil pipeline fittings. It supports extensive product customization, including samples, designs, full customization, minor customization, and flexible customization. The supplier reports two production lines and one presence in a main export market, with an average lead time of one month in both peak and off-season periods. However, it lacks 3D software design services, SDK availability, in-stock capacity, overseas warehouses, overseas agents or branches, and offline trade-show participation. Finished products are checked by packing staff, while no written procedures or records are used for assessing service capability. The provided information does not establish certifications, financial strength, after-sales performance, or customer case history.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. It is a combined company whose stated business scope includes production and sales of fasteners, hardware products, auto parts, and oil pipeline fittings, as well as related import and export activities.

R&D capabilityThe supplier is identified as having professional technical research and development capability, and it offers multiple forms of customization. However, it explicitly does not provide 3D software design services and has no available SDK, so the evidence supports technical customization but not broader digital or software innovation capability.

Production capacityThe supplier reports two production lines, one-month average lead times in both peak and off-season, and six years of exporting experience. Countervailing controls are limited: finished products are checked by packing staff, there is no continuous quantity reconciliation for each batch or production run, no outsourcing SOP, no valid manufacturing-capacity contract with related subcontractors, and no in-stock capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad product-design and modification capability, although 3D software design services are not available.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturer of fasteners with years of experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.

Q:Do you provide OEM/ODM services?

Yes, we accept OEM/ODM services. Customization options include customization from samples, designs, full customization, minor customization, and flexible customization.

Q:How do you guarantee quality?

We ensure quality through strict control measures from raw materials to finished products, following the ISO9001 quality management system. All products are guaranteed to be 100% qualified with lifetime warranty support.

Q:What is the delivery time?

If the goods are in stock, we can deliver within 15 days. For quantities of 1-2 containers, delivery can be expected within 25-35 days.

Q:What is your packing method?

Our standard packing is 20-25kg per carton, with 36 or 48 cartons per pallet (approximately 900 kgs). We can also customize cartons with customer logos or according to specific requests.