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Zinc Plated Butterfly Wing Nuts in Plain Metric Thread for Hand Screw

Name: Zinc Plated Butterfly Wing Nuts in Plain Metric Thread for Hand Screw
Brand: Weifang Shengao Machinery Co., Ltd.
SKU: 761397902

Shandong, ChinaWeifang Shengao Machinery Co., Ltd.

US$0.05-0.50

500 Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

After-sales Service

Warranty

Model NO.

SA-WN

Application

Machine Parts, Transportation, Decorations, Construction

Certification

CCC, CE, ISO

Surface Treatment

Yes

Technics

Casting

Material

Metal

Type

Tapping Screw

Name

Wing Nut

Finish

Plain

Casting Form Material

Metal

Casting Metal

Cast Steel

Casting Form Usage Count

Permanent

Surface Roughness

Ra3.2

Coating

Sodium Silicate

Machining Tolerance

+/-0.02mm

Casting Method

Precision Casting

Item

Precision Casting Parts

Raw Material

Carbon Steel, Stainless Steel

Tolerance

+-0.2 or as Drawings

Technology

Casting + Machining

Service

Shengao, OEM

Color

Nature or as Request

Transport Package

Plywood Box

Specification

SGS

Trademark

Shengao

Origin

Weifang, Shangdong, China

HS Code

87089910

Production Capacity

50000PCS/Year

Key features

Customization Options: Custom sizes, finishes, and markings available based on drawings or samples.

Wide Material Range: Available in Stainless Steel (SS201-420) and Carbon Steel (4.8-12.9 grades).

Comprehensive Certifications: ISO9001:2008, SGS, RoHS, CCC, CE, and ISO certified for quality assurance.

Strict Quality Control: Full inspection including dimensional verification, thread gauge testing, and salt spray testing.

Free Samples Available: Free product samples provided, buyer covers delivery charges.

Fast Delivery: Standard delivery within 7-15 days; urgent orders supported with fast shipping options.

Advanced Manufacturing: Precision casting and machining with advanced deburring and polishing technology.

OEM/ODM Service: Professional OEM/ODM supplier with over 10 years of manufacturing experience.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Weifang Shengao Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2010-04-06 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.56h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryWeifang Shengao Machinery Co., Ltd. is a limited company focused on mechanical parts, hardware, metal tools, CNC machine tools, and related components. It identifies as a professional technical supplier and offers 3D software design and broad customization services, including sample-, design-, full-, minor-, and flexible customization. The supplier has written procedures and records for service assessment, corrective actions, and complaint handling. Its export sales share is stated at 71%–90%, with three years of export experience. However, the supplier has nine employees, only two years of total R&D engineer experience, no new products in the past year, no ODM, SDK, or overseas service infrastructure, and no stated customer cases. Audit information is provided for a TUV Rheinland audit with a validity period from September 4, 2025 to September 3, 2026, but the evaluation result is recorded as 0 and no certification name is specified.

Supplier typeThe supplier explicitly identifies as a professional technical supplier and a limited company. Its stated business and product scope covers mechanical parts, hardware products, metal tools, CNC machine tools, functional components, forgings, and powder metallurgy products; the audit record identifies mechanical parts as the primary product.

After-Sales capabilityThe supplier has clear written procedures and followed records for corrective and preventive actions and for handling customer complaints. This directly supports an established service-response process, although the slices do not provide service performance results or response-time data.

Production capacityThe supplier reports an annual production output range, six to ten quality-control staff, on-time delivery, random production quality inspection, and its own factory. It has nine total employees, so the available evidence supports an operating production capability, while capacity beyond the stated output range cannot be determined.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also welcomes OEM and ODM requests according to its company description. These repeated statements provide direct evidence of broad customization coverage, although the separate record states that ODM is not available, creating a conflict on ODM specifically.

Product Q&A

Q:Do you offer free samples?

Sure, we are glad to send you free samples for your evaluation. But currently we need you to kindly pay the delivery charge on your side if you'd like to have our samples.

Q:How long does your delivery time take?

In general, our delivery time is within 7 days, and may be longer if the quantity is extremely large or special circumstances occur.

Q:Can I go to your factory to visit?

Of course, we welcome customers from all over the world to visit our factory.

Q:Does the product have quality inspection before loading?

Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed and customers can appoint third parties to inspect the products before loading too.

Q:How to pack the products?

Standard export sea-worthy packaging, the inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion and various climate changes during ocean transportation.