What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Do you offer heat treatment services?

Yes, we provide carburization, tempering, or high-frequency quenching.

Factory Direct Price Black Flat Head Hex Socket Screws

Name: Factory Direct Price Black Flat Head Hex Socket Screws
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2301212035

Tianjin, ChinaOPPU (Tianjin) Industrial Parts Co., Ltd.

US$0.05-0.10

10,000 Pieces

Product specifications

M

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

Black Flat Head Hex Socket Screws

Groove

Word

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW, JIS

Grade

8.8

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Diverse Material Options: Available in Stainless Steel and Carbon Steel to meet different strength and corrosion resistance needs.

Wide Size Range: Sizes available from M3 to M56, covering M3, M4, M6, M8-M20 for various applications.

Multiple Grade Standards: Offers Grade 4.8, 8.8, 10.9, and 12.9 to suit heavy industry and general industry requirements.

Comprehensive Surface Treatment: Options include Zinc Plated and Galvanized finishes for enhanced durability.

Fast Delivery Time: Standard delivery within 15-25 days, with peak and off-peak lead times both within 15 workdays.

ISO Certified Manufacturer: Certified under ISO9001:2015, ISO40001:2018, and ISO14001 for quality and safety management.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Sample Availability: Samples are available for customers to verify product quality before bulk orders.

Company profile

Cooperated with Fortune 500Self-brandedFast DeliveryQuality Assurance

OPPU (Tianjin) Industrial Parts Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 2025-06-01Nearest Port: tianjinAverage Response Time: ≤0.68hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CIF

About Our Factory & Business Background

AddressTianjin Xiqing Automobile Industrial Zone (Zhangjiawo Industrial Zone), No. 11 Taijin Road, Zone 1, Tianjin, China

Plant Area2834 square meters

Number of Employees34

Registered Capital10,000,000 RMB

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

Minimum Order Quantity1000 pcs

Supply Chain Partners200

Our Production Capability & Technical Expertise

Main ProductsHardware Fastener, Bolts, Nuts, Screws, Washer, Industrial Parts, Pins, Studs

Our Industry Experience & Global Business Record

Year of Establishment2012-08-06

Main MarketsAfrica, Domestic

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff3

Overseas Agent/BranchNo

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015, ISO45001:2018, ISO14001, Others

Cooperated with Fortune 500Yes

Product Q&A

Q:What raw materials are available for the nuts?

We offer carbon steel, alloy steel, stainless steel, brass, and bronze.

Q:Which standards do your products comply with?

Our products meet DIN, ANSI, ASTM, JIS, GB, ISO, IFI, and non-standard specifications.

Q:What surface finishing options are available?

Options include galvanized (various colors), dacromet, zinc plated, nickel alloy plated, and polishing.

Q:Can you provide custom packaging?

Yes, we support bulk, small boxes, or customer-specific packaging requests.

Q:What is the average lead time for orders?

Both peak and off-peak season lead times are within 15 workdays.

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