How do you ensure product quality?

We conduct QC inspections at every production link for each batch and provide Material Test Certificates (MTC) upon completion.

What is the minimum order quantity?

We accept small orders and any quantity. We maintain stock for various stainless steel and carbon steel fasteners.

Can you customize the head type?

Yes, we can customize head types including Hexagon, Round, Square, Countersunk, Pan, and Mushroom.

DIN439 Black / Blue White Zinc Plated Thin Hex Nuts

Name: DIN439 Black / Blue White Zinc Plated Thin Hex Nuts
Brand: Jiaxing Haina Fastener Co., Limited
SKU: 770820865

Zhejiang, ChinaJiaxing Haina Fastener Co., Limited

US$0.01

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

M4-M100

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

6.8

Available Material

Carbon Steel, High Strength Steel, Stainless Steel

International Standard

DIN, ANSI, GB, JIS, Bsw, GOST

Head Type

Hexagon, Round, Square, Countersunk, Pan, Mushroom

Class/Grade

3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9

Surface Finishing

Hot Galvanizing, Black, Color-Zinc, Blue-White Zi

Transport Package

20-25kg/Carton+900kg/Pallet

Specification

M4-M100

Trademark

Origin

China

HS Code

73181600

Production Capacity

500ton/Month

Key features

Custom Material Options: Available in Carbon Steel, High Strength Steel, and Stainless Steel.

Multiple Surface Finishes: Options include Hot Galvanizing, Black, Color-Zinc, and Blue-White Zinc.

Wide Grade Range: Available in grades 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, and 12.9.

Flexible Head Types: Customizable to Hexagon, Round, Square, Countersunk, Pan, or Mushroom.

International Standards: Compliant with DIN, ANSI, GB, JIS, BSW, and GOST standards.

Free Sample Policy: Free standard fastener samples provided; shipping costs vary by customer status.

Quality Assurance: QC inspection for every production batch with MTC and mill certificate provided.

Fast Delivery: Stock items ship in 2-5 days; custom orders take 10-30 days depending on season.

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: ≤6.19hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

About Our Factory & Business Background

Address1-405 No. 1888 Canaan Plaza Zuili Road, Nanhu District, Jiaxing, Zhejiang, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsBolts, Nuts, Screws, Washer, Roof Hook, Steel Channel, Aluminum Accessories, Ground Screw, Threaded Rod &Stud Bolts

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What materials are available for these nuts?

We offer Carbon Steel, High Strength Steel, and various Stainless Steels (SS201, SS303, SS304, SS316, etc.).

Q:Can I customize the surface finish?

Yes, we provide Hot Galvanizing, Black, Color-Zinc, Blue-White Zinc, Black Oxide, Geomet, Dacroment, Nickel plating, and more.

Q:Do you provide free samples?

Yes, free samples are available for standard fasteners. New customers pay shipping, while existing customers may have shipping covered.

Q:What is the lead time for orders?

Stock items ship in 2-5 days. Custom orders take 10-15 days in slack season and 15-30 days in busy season.

Q:What are your payment terms?

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

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