What payment terms do you accept?

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

Which industries can use these fasteners?

They are widely used in metal building, mechanical machines, wind energy, PV energy, oil & gas, and automotive sectors.

Heavy-Duty Grade a Collar Screws for Reliable Fastening

Name: Heavy-Duty Grade a Collar Screws for Reliable Fastening
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2299233515

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

US$0.03

10,000-49,999 Pieces

US$0.01

50,000-999,999 Pieces

US$0.005

1,000,000+ Pieces

Product specifications

M

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Durable Grade a Pan Head Screws with Collar - DIN

Groove

Word

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI

Grade

8.8

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Wide Material Selection: Available in Carbon Steel, Stainless Steel, and Alloy Steel including 65Mn, SS304, SS316, SS2205, SS2507.

Diverse Finish Options: Offers White Zinc, Yellow Zinc, Black, HDG, Dacromet, Plain, and Passivation finishes.

Multiple Grade Standards: Available in grades 4.8, 6.8, 8.8, 10.9, 12.9, and others.

Free Samples Available: Customers can request samples at no cost before placing an order.

Customizable Packaging: Packaging is tailored according to specific customer requirements.

Broad Application Scope: Suitable for Metal Building, Mechanical Machine, Wind Energy, PV Energy, Oil & Gas, and more.

Fast Lead Time: Average lead time is within 15 workdays for both peak and off-peak seasons.

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

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: ≤0.04hTerms 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 materials are available for these fasteners?

We offer Carbon Steel, Stainless Steel (SS304, SS316, etc.), and Alloy Steel options.

Q:Do you provide free samples?

Yes, samples are available free of charge for your testing and evaluation.

Q:What surface finishes can be applied?

We provide White Zinc, Yellow Zinc, Black, HDG, Dacromet, Plain, and Passivation finishes.

Q:What is the average lead time for orders?

The average lead time is within 15 workdays, regardless of peak or off-peak seasons.

Q:Can the packaging be customized?

Yes, packaging is arranged according to your specific requirements.

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