What's your delivery time?

Standard parts: 7-15 days. Non-standard parts: 15- 25 days. We will make the delivery as soon as possible with guaranteed quality.

How to Custom-made (OEM/ODM)?

If you have a new product drawing or a sample, please send it to us, and we can custom-make the hardware as you require. We will also provide our professional pieces of advice on the products to make the design more realistic & maximize the performance.

What are your terms of packing?

Generally, we pack our goods in neutral Transparent bags/ Color boxes/ plastic boxes/cartons. If you have a legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Which mode of transport would be better?

In general, the production is heavy, we advise you to make delivery by sea, Also we respect your views of other transportation as well.

Heavy-Duty Carbon Steel Washers for Mining Machinery with ISO 9001 (Stress Tested)

Name: Heavy-Duty Carbon Steel Washers for Mining Machinery with ISO 9001 (Stress Tested)
Brand: Hengling Metal Products (Huzhou) Co., Ltd.
SKU: 2097850692

Zhejiang, ChinaHengling Metal Products (Huzhou) Co., Ltd.

US$0.05

1,000-4,999 Pieces

US$0.04

5,000-9,999 Pieces

US$0.03

10,000-49,999 Pieces

US$0.02

50,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Type

Lock Washer

Material

Rubber

Model NO.

Carbon Steel Washers

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Heavy

Product Name

Carbon Steel Fastener

Keywords

Hardware Fastener

Model Number

Fastener Washers

Fastener Material

Carbon Steel

Mark

According to Customer's Requirement

Surface Treatment

Black, Zinc, Plain, Zinc Plated, Blue Anodized

Fastener Standard

GB, DIN, ISO, JIS

OEM & ODM Custom

Sample

Logo Custom

Transport Package

Standard Packaging or Customized

Specification

Standard Specifications or Customized

Trademark

HENGLING

Origin

Zhejiang, China

Production Capacity

5000000 Pieces/Year

Key features

ISO 9001 Certified Quality: Manufactured under ISO 9001:2015 management system with 100% finished product inspection.

High Strength & Durability: Carbon steel construction withstands high pressure and loads, ensuring long-term reliability.

Custom OEM/ODM Service: Accepts custom designs, samples, and drawings for non-standard fastener manufacturing.

Diverse Surface Treatments: Options include galvanizing, blackening, phosphating, and zinc plating for corrosion resistance.

Cost-Effective Solution: Lower production costs than stainless steel, ideal for large-scale projects with limited budgets.

Wide Application Range: Suitable for construction, automotive, machinery, and power equipment across various industries.

Fast Response Time: Quotations provided within 12 hours, with urgent cases handled via direct phone or email.

Flexible Payment Terms: Accepts T/T and LC payments, with 30% deposit for production and balance before shipment.

Company profile

Importers and Exporters

Hengling Metal Products (Huzhou) 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: 7 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.22h

AI-Powered supplier vetting

SummaryThe supplier is a combined hardware-processing and trading company offering screws, nuts, and fasteners. It reports broad customization, ODM and OEM capabilities, new products within the past year, six production lines, and seven years of export experience. Products can follow GB, DIN, ANSI, BS, and JIS standards and support various coating processes. However, quality and service controls show procedural weaknesses: finished-product inspections have instructions but no written records, and service procedures and corrective actions likewise lack records. The supplier has one quality inspector, no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and does not continuously reconcile production quantities by batch or lot. Financial information is insufficient for assessment, and no specific customer names or case details are provided.

Supplier typeThe supplier is identified as a combined company whose business scope covers hardware processing and sales, fasteners, metal products, equipment, and related goods, while its offered products specifically include screws, nuts, and fasteners. This indicates a combined manufacturing/trading profile rather than a narrowly specialized entity.

After-Sales capabilityThe supplier has procedures for service assessment, corrective and preventive actions, and complaint handling, but no written records for these processes. It also has no overseas warehouse, showroom, overseas agents or branches, and has no stated overseas service countries, which limits demonstrated after-sales support capability.

R&D capabilityThe supplier reports new products within the past year, ODM services, and broad design customization. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the demonstrated product-development and design-service capabilities.

Production capacityThe supplier reports six production lines, a cold-heading forming facility, and seven years of export experience, supporting established manufacturing capability for fasteners. Nevertheless, it does not continuously reconcile quantities by batch or lot, and only one quality assurance and control inspector is reported, indicating control limitations alongside the production capacity.

Customization capabilityThe supplier explicitly offers customization from samples, minor customization, customization from designs, full customization, and flexible customization. It also states that non-standard products can be customized and that various coating processes are available for screws, providing direct evidence of broad customization capability.

Product Q&A

Q:What are your main products and material supplies?

Our main products include Screws, Bolts, Nuts, rivets, Special Non-standard studs, and CNC Machining parts. Materials supplied include Carbon Steel, Alloy Steel, Aluminum alloy, Stainless Steel, Brass, Copper, and Titanium alloy, or according to your requirement.

Q:When can I get the price?

We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours. For any urgent cases, please contact us directly by phone or send an email to us.

Q:If you can not find the product you need, should you do it?

You can send the pictures/photos and drawings of the products you need by email, we will check if we have them. We develop new models every month, or you can send us samples by DHL/TNT, and then we can develop the new model especially for you.

Q:Can you strictly follow the tolerance on the drawing and meet the high precision?

Yes, we can. We can provide high-precision parts and make the parts as your drawing.

Q:How should I place an order and make a payment?

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