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Stainless Steel 304 Bolt Nut Washer Set A2-70 M3-M16 OEM
US$0.01
1,000-49,999 Pieces
US$0.008
50,000+ Pieces
Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

bolt

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI

Grade

A2-70,A4-70,A2-80,A4-80

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Plain

Thread Type

External Thread

Anticorrosive Performance

Salt Spray Test Reach 1000-2000 Hours.

Precision Grade

Industrial Grade

Certificate

ISO9001:2008

Transport Package

Carton, Pallet

Specification

M5x10mm-M100x3000mm, 1/4X1"-4"X100"

Trademark

GONUO

Origin

China

HS Code

7318159090

Production Capacity

100ton/Month

Key features

Grade 12.9 High Strength Black Oxide Finish Full Thread Option
Grade 8.8 / 10.9 / 12.9 alloy and carbon steel, tempered for high tensile strength
Black oxide, zinc plated or plain finish, anti-rust and wear resistant
Full thread design for maximum grip in thick material and vibration applications
Size M8-M24 in stock, custom size and length produced to drawing
For heavy machinery, crane, press, mining and industrial equipment assembly
ISO9001 factory direct, batch inspection with MTC, stable bulk supply

Company profile

NINGBO YINZHOU GONUO HARDWARE CO., LTD.
Importers and ExportersYears of Export ExperienceExperienced TeamExhibition Experience
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2011-10-08Nearest Port: Ningbo ShanghaiAverage Response Time: ≤0.87hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CFR, CIF, DDP

AI-Powered supplier vetting

SummaryNingbo Yinzhou Gonuo Hardware Co., Ltd. is identified as a specialized manufacturer of nuts, serving industrial equipment, tools and hardware, automotive parts, and machinery sectors. It demonstrates broad customization capability, including sample-, drawing-, minor-, flexible-, and full-customization services, supported by engineering assistance and new product activity in the past year. The supplier reports ISO9001:2015 certification, documented service procedures, corrective/preventive-action processes, and complaint-handling procedures. Production information indicates nut output of 1,000 tons, while quality inspection staffing appears limited and finished products are checked by packing staff. The supplier exports to multiple regions and is located near Ningbo and Shanghai ports. It lacks SDK, ODM, in-stock, overseas warehouse, and overseas showroom capabilities; fire drills were not conducted regularly during the past year. Financial information is limited to year references, so credibility cannot...
Supplier typeThe supplier is explicitly described as a specialized manufacturer dedicated to researching, producing, and selling nuts. Its stated trade coverage includes industrial equipment, tools and hardware, automotive parts, and manufacturing machinery, confirming a manufacturing-oriented industrial supplier profile.
CertificationsThe supplier reports an ISO9001:2015 certificate, providing explicit evidence of a quality management system certification. No additional certifications are identified in the provided information.
After-Sales capabilityThe supplier reports written procedures and followed records for service capability assessment, corrective and preventive actions, and customer complaint handling. This supports the existence of structured after-sales and issue-resolution processes, although actual service performance outcomes are not provided.
R&D capabilityThe supplier reports new products during the past year, has 41–50 years of total R&D engineer experience, and provides engineering support from drawing review through process design and sample validation. However, it reports no available SDK and no ODM service, so the evidence supports product-development capability but not a full collaborative development platform.
Production capacityThe supplier reports nut production of 1,000 tons and serves multiple export markets, with peak-season lead time of one month and off-season lead time within 15 workdays. However, it reports no in-stock capacity, no overseas warehouse, and finished-product checking by packing staff; outsourcing procedures and contracts are also of unknown status.
Customization capabilityCustomization is explicitly offered from samples, designs, minor requirements, flexible requirements, and full specifications. The engineering team supports drawing review, process design, and sample validation for non-standard nuts involving thread type, dimensions, mechanical properties, and surface treatment.

Product Q&A

Q:What is the corrosion resistance performance?
A:
Salt spray test reaches 1000-2000 hours for superior resistance in marine and chemical environments.
Q:What sizes are available?
A:
Sizes range from M5x10mm to M100x3000mm and 1/4X1" to 4"X100".
Q:Can you provide custom thread types?
A:
Yes, external thread types are available to meet custom specifications.
Q:What is the lead time for orders?
A:
Off-season lead time is within 15 workdays, and peak season lead time is one month.
Q:Is the company ISO certified?
A:
Yes, our processes are ISO 9001 certified to ensure consistent quality.

Send Inquiry

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