What is the production lead time?

Standard items take 15-25 working days. Custom/special items take 25-35 working days. Very large or complex orders may take 40-50 working days.

What standards and grades do you produce?

We produce Metric (ISO/DIN) grades 4.8, 8.8, 10.9, 12.9; Imperial (ANSI/ASME) Grades 2, 5, 8; and Stainless Steel classes A2-70, A4-80, among others.

What is the difference between a Hex Bolt and a Hex Cap Screw?

Technically, Hex Cap Screws have tighter tolerances and are often used in tapped holes, while Hex Bolts may have looser tolerances and are used with nuts. In practice, we manufacture to precise specifications based on intended use.

Hot Dipped Galvanized High Precision CNC Machining Construction Accessories Hex Bolt

Name: Hot Dipped Galvanized High Precision CNC Machining Construction Accessories Hex Bolt
Brand: Weifang Shengao Machinery Co., Ltd.
SKU: 694377052

Shandong, ChinaWeifang Shengao Machinery Co., Ltd.

US$0.03-3.19

100 Pieces

Sample price:US$0.50/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

SA-LS335

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Hot Galvanizing

Name

Hex Bolt

Material Type

Steel: 35CrMoA, 35CrMo, 30CrMoA, 30CrMo, 42cr2moa,

Place of Origin

Shandong, China

Thread

Unc,Unf,Uef,Un,Uns

Quality Stardard

ISO, DIN, ANSI, JIS, BS and Non-Standard

R & D Service

Design and Drawing

Dimension

Customized

Unique

15 Years of Manufacturing

OEM and ODM

100% with Drawings and Samples

Delivery Time

30 Days After Payment

OEM Sample

About 10 Days

MOQ

2000 Pieces for Trial Order

OEM Package

Anti-Rust Package System

Inner Package

Carton Box/Plastic Bag

Transport Package

Plywood Box

Specification

SGS

Trademark

Shengao

Origin

Weifang City, Shandong Province, China

HS Code

87089910

Production Capacity

50000PCS/Year

Key features

15 Years Manufacturing Experience: Over 15 years of professional experience in the fasteners industry.

Wide Material Selection: Available in Carbon Steel, Stainless Steel, Alloy Steel, Brass, and Aluminum.

Comprehensive Surface Treatments: Options include Zinc Plating, Hot-Dip Galvanizing, Black Oxide, and Dacromet.

Full OEM/ODM Customization: Supports custom dimensions, materials, threads, and private label packaging.

Strict Quality Control: Equipped with 3D detectors, hardness testers, and salt spraying testers.

2-Year Quality Guarantee: Provides a 2-year quality guarantee period after shipment.

High Production Capacity: Supply ability of 1000 tons per month for standard items.

Multiple Standard Compliance: Meets ISO, DIN, ANSI, ASME, BS, GB, and JIS international standards.

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: ≤2.53h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryWeifang Shengao Machinery Co., Ltd. specializes in mechanical parts and exhibits strong customization and export capabilities. Despite having a good design service offering, the company lacks innovation in R&D, as no new products were developed recently. Limited resources are evident with only 9 employees and no overseas presence. Financial credibility is unclear, and after-sales service procedures are in place. The supplier holds a result of 0 from a TUVRHEINLAND audit.

Supplier typeThe supplier is focused on mechanical parts and operates as a limited company. It is not part of a larger company group.

CertificationsThe supplier has been audited by TUVRHEINLAND, but the audit result is 0, indicating no certification.

After-Sales capabilityThe supplier has documented procedures for handling customer complaints and corrective actions, indicating a structured approach to after-sales service.

R&D capabilityThe supplier lacks innovation in R&D as there were no new products developed in the past year and it does not offer ODM services.

Customization capabilityThe supplier offers extensive customization services, including full and minor customization, indicating strong capabilities in this area.

Product Q&A

Q:What is a Hex Bolt?

A Hex Bolt, also known as a Hex Head Bolt or Hex Cap Screw, is a threaded fastener with a six-sided head designed to be tightened with a wrench or socket, typically used with a nut or in a tapped hole.

Q:What materials are available for your hex bolts?

We offer Carbon Steel (grades 4.8 to 12.9), Stainless Steel (AISI 304/316), Alloy Steel, Brass, Silicon Bronze, and Aluminum to suit various strength and corrosion resistance needs.

Q:What surface treatments do you offer?

We provide Zinc Plating (Clear/Blue/Yellow), Hot-Dip Galvanizing, Black Oxide, Nickel, Chrome, Dacromet, and Plain finishes for corrosion protection and aesthetics.

Q:Can you customize bolts (OEM)?

Yes, we specialize in OEM manufacturing, offering non-standard lengths, diameters, thread pitches, custom head markings, special materials, and private label packaging.

Q:What is the Minimum Order Quantity (MOQ)?

Standard sizes/grades have an MOQ of 1,000 kg. Special grades/sizes/coatings have an MOQ of 500 kg per item. Large project OEM orders are negotiable.