What certifications do the products have?

The products hold ISO, RoHS, SGS, and TUV certifications to ensure quality and compliance.

What are the payment terms?

Payment can be made via T/T, L/C, PayPal, Western Union, or Money Gram.

Can non-standard bolts be customized?

Yes, OEM is available for non-standard bolts based on customer drawings or physical samples.

Zinc Plated Square Neck Mushroom Bolt M5-M20 Black Oxide

Name: Zinc Plated Square Neck Mushroom Bolt M5-M20 Black Oxide
Brand: Jiaxing Goshen Hardware Co., Ltd.
SKU: 1916532704

Zhejiang, ChinaJiaxing Goshen Hardware Co., Ltd.

US$0.03

10,000-49,999 Pieces

US$0.01

50,000-999,999 Pieces

US$0.005

1,000,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

M5-M20

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI

Grade

8.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Color-Zinc Plated

Size

M5-M20,Non Standard

Thread

Full Thread

Surface

Zp,HDG,Black Oxide

Name

Carbon Steel DIN603 Mushroom Head Square Neck Bolt

Delivery Time

7-25 Days

Certification

ISO, RoHS, SGS, TUV

Sample

Free

Transport Package

Bulk in Master Cartons, Then on Pallets

Specification

M5-M20

Trademark

Origin

Zhejiangjiaxing

HS Code

7318159090

Production Capacity

100ton/Week

Key features

Wide Size Range: Available in sizes M5-M20 and non-standard dimensions as requested.

Multiple Grade Options: Offered in Gr4.8, Gr8.8, Gr10.9, and Gr12.9 carbon steel grades.

Anti-Rust Finish: Features yellow zinc plating, HDG, or black oxide for excellent anti-rust performance.

Free Samples: Free samples are provided for quality verification before bulk orders.

OEM Customization: Non-standard bolts are available via OEM according to drawings or samples.

Multi-Industry Application: Suitable for machinery, chemical, building, marine, and railway industries.

Fast Delivery: Delivery time ranges from 7 to 25 days depending on order specifics.

Strict Certification: Products certified by ISO, RoHS, SGS, and TUV for quality assurance.

Company profile

Jiaxing Goshen Hardware Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-10-10Nearest Port: Shanghai, Ningbo, TianjinAverage Response Time: ≤3.17hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryJiaxing Goshen Hardware Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It supplies fasteners and related hardware, including bolts, nuts, screws, threaded rods, washers, and stamping parts, with stated production capacity across several product categories and more than 10 production lines. The supplier reports ISO9001-2008, SGS, RoHS, ISO 9000, and ISO 9001 certifications, and exports to multiple global regions, with exports representing 71%–90% of sales and exporting activity beginning in 2010. It states that products comply with ANSI, DIN, UNI, JIS, ISO, and GB standards and offers customized bolts. Evidence is insufficient to assess after-sales service, financial credibility, innovation strength, or a substantive customer-case history. The latest trade information shows one recorded transaction and one associated buyer, but no broader customer performance evidence is provided.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory, operates as a limited company in Zhejiang, China, and offers a focused hardware portfolio including bolts, nuts, screws, threaded rods, washers, and solar mounting accessories. Its stated business engagements also cover industrial equipment, tools and hardware, machinery, construction, and related sectors.

CertificationsThe supplier reports ISO9001-2008, SGS, RoHS, ISO 9000, and ISO 9001 certifications. It also states that its products meet ANSI, DIN, UNI, JIS, ISO, and GB standards, providing explicit evidence of quality-system and product-standard coverage.

Production capacityThe supplier reports production capacities of 1,000 tons each for stainless steel bolts and threaded rods, 800 tons for hex nuts, 600 tons for stamping parts, and 500 tons for stainless steel screws, supported by more than 10 production lines and dedicated manufacturing equipment. These stated capacities provide explicit evidence of established multi-product production capability.

Customization capabilityThe product information explicitly includes customized bolts and lists fastener categories such as bolts, nuts, washers, threaded rods, and wood screws. This supports the availability of at least some customization, although the scope of customization, engineering process, tooling capability, and minimum requirements are not specified.