What is your delivery time for stock items?

If goods are in stock, delivery takes 2-5 days. For 1-2 containers, it takes 18-25 days.

How do you ensure product quality?

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

What is the minimum order quantity?

We accept any order size, including small orders, as we keep stock of various stainless steel and carbon steel fasteners.

DIN 557 Stainless Steel Square Nuts Grace C

Name: DIN 557 Stainless Steel Square Nuts Grace C
Brand: Jiaxing Haina Fastener Co., Limited
SKU: 822202065

Zhejiang, ChinaJiaxing Haina Fastener Co., Limited

US$0.01

1,000 Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Square Head

Model NO.

DIN 557

Connection

Common Bolt

Head Style

Square

Standard

DIN, ANSI, GB, JIS, GOST

Grade

8.8

Surfure Treatment

Plain

Internation Standard

DIN, ANSI, GB, JIS, Bsw, GOST

Used

Machinery, Chemical Industry, Environmental, Build

Class/Grade

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

Transport Package

20-25kg/Carton+900kg/Pallet

Specification

stainless steel

Trademark

Origin

China

HS Code

731815

Production Capacity

500ton/Month

Key features

Wide Material Selection: Available in SS201, SS303, SS304, SS316, SS316L, SS904L, and F594 stainless steel grades.

Custom Surface Treatment: Options include Plain, Zinc Plating (Yellow/White/Blue/Black), HDG, Black Oxide, and Anodization.

Multiple Standard Compliance: Meets DIN, ANSI, GB, JIS, GOST, and BSW international standards for global compatibility.

Flexible Grade Options: Available in Class/Grade 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, and 12.9.

Free Sample Policy: Free standard fastener samples provided; shipping costs covered by buyer for new customers.

Professional Manufacturing: Designed and manufactured per buyer specifications with durability testing and quality guarantees.

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: ≤5.79hTerms 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 SS201, SS303, SS304, SS316, SS316L, SS904L, and F594 stainless steel, as well as various carbon steel grades.

Q:Can you customize the surface treatment?

Yes, we provide Plain, Zinc Plating (Yellow, White, Blue, Black), Hot Dip Galvanized (HDG), Black Oxide, Geomet, Dacroment, Anodization, Nickel Plated, and Zinc-Nickel Plated options.

Q:What is the lead time for customized products?

Lead time is 15-30 days during busy season and 10-15 days during slack season.

Q:Do you provide free samples?

Yes, free samples are available for standard fasteners. New customers pay express charges, while old customers receive free shipping.

Q:What are your payment terms?

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