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.

Premium Copper Lead Flat Washers for Heavy-Duty Applications

Name: Premium Copper Lead Flat Washers for Heavy-Duty Applications
Brand: OPPU (Tianjin) Industrial Parts Co., Ltd.
SKU: 2309195985

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

US$0.05-0.10

1,000 Pieces

Product specifications

M

Product profile

Customization

Available

Type

Flat Gasket

Material

Stainless Steel

Model NO.

Copper Lead Flat Washers

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Standard

Specification

M3, M4, M6, M8-M20

Trademark

oppu

Origin

Tianjin

HS Code

7415290000

Production Capacity

5000ton/Year

Key features

Wide Material Selection: Available in Stainless Steel (201, 304, 316, 430) and Carbon Steel.

Customized Sizes: Metric sizes (M6-M20) and Inch sizes (1/4"-2-3/4") with customization options.

Multiple Grade Options: Includes A2-70, A4-70, A4-80, 8.8, 10.9, and 12.9 grades.

Diverse Finish Choices: Polishing, Black Oxide, Zinc Plating, Hot-dip Galvanizing, Bluing, and more.

Comprehensive Standards: Meets GB, DIN, ISO, ANSI/ASTM, BS, and BSW international standards.

Free Samples Available: Samples are complimentary, though delivery charges apply.

Strict Quality Control: 100% QC inspection steps performed before shipment.

ISO Certified Manufacturer: Certified under ISO9001:2015, ISO40001:2018, and ISO14001.

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 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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