What is the minimum order quantity?

We accept any order size, including small orders, and maintain stock for various fasteners like hex bolts, nuts, and screws.

How is quality controlled?

We request QC inspection at every production link for each batch and provide MTC and mill certificates upon completion.

What standards do your bolts comply with?

Our bolts comply with DIN, ANSI, GB, JIS, BSW, and GOST standards.

Heavy Hex Bolts ASTM A139 B7

Name: Heavy Hex Bolts ASTM A139 B7
Brand: Jiaxing Haina Fastener Co., Limited
SKU: 822303155

Zhejiang, ChinaJiaxing Haina Fastener Co., Limited

US$0.10

100 Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

ASTM A139

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

6.8

Surfure Treatment

Black

International Standard

DIN, ANSI, GB, JIS, Bsw, GOST

Used

Machinery, Chemical Industry, Environmental, Build

Available Material

Stainless Steel Carbon Steel High Carbon Steel

Transport Package

20-25kg/Carton+900kg/Pallet

Specification

carbon steel

Trademark

Origin

China

HS Code

731815

Production Capacity

500ton/Month

Key features

Customizable Surface Treatment: Options include Black, Zinc, HDG, Black Oxide, and more.

Wide Material Selection: Available in Stainless Steel, Carbon Steel, and High Carbon Steel.

Multiple Standard Compliance: Meets DIN, ANSI, GB, JIS, BSW, and GOST standards.

Professional Manufacturing: Designed and manufactured according to buyer specifications.

Free Sample Availability: Free samples for standard fasteners; shipping costs may apply.

Flexible Order Acceptance: Accepts small orders with extensive stock for various fasteners.

Quality Assurance: QC inspection at every link; MTC and mill certificates provided.

Competitive Pricing: Cost-effective prices from professional factory supply.

Company profile

Years of Export ExperiencePatents AwardedFast DeliveryManagement Certification

Jiaxing Haina Fastener Co., Limited

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2012-10-05Nearest Port: Shanghai, NingboAverage Response Time: ≤6.61hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is a limited trading company specializing in fasteners, solar brackets, and hardware products, with a strong export trade capacity, particularly in various international markets. Despite having R&D capabilities, including ODM and OEM services, the supplier lacks 3D software design services and ERP integration for sustainable development. With a small team of 19 employees, the supplier demonstrates a capacity for customization from samples and designs. They do not possess overseas warehouses or showrooms but have participated in trade shows. Financially, they have a significant annual production output, primarily from exports.

Supplier typeThe supplier is a limited company with no affiliations to any larger company group and operates as a trading company.

After-Sales capabilityThe supplier's technology engineers are responsible for providing technical support for production and after-sales service.

Financial creditThe supplier has a significant annual production output and a high percentage of total sales from exports, indicating strong financial credibility.

Production capacityThe supplier produces a considerable quantity of fasteners, bolts, nuts, and thread rods, indicating robust production capability.

Customization capabilityThey provide a wide range of customization options, including full and minor customization from samples and designs.

Product Q&A

Q:What surface treatments are available?

Options include Black, Zinc (Yellow, White, Blue, Black), Hot Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, anodization, Nickel plated, and Zinc-Nickel plated.

Q:What materials can be used for these bolts?

Available materials include Stainless Steel (SS201, SS303, SS304, SS316, SS316L, SS904L, F593), Carbon Steel, and High Carbon Steel.

Q:What are the payment terms?

We accept T/T and LC for general orders, and PayPal and Western Union for small orders or samples.

Q:How long is the delivery time?

Stock items: 2-5 days. 1-2 containers: 18-25 days. Over 2 containers: Priority production available. Peak season: 15-30 days; Slack season: 10-15 days.

Q:Do you provide free samples?

Yes, free samples are provided for standard fasteners. New customers pay express charges; existing customers may have shipping covered by us.