Are you a manufacturer or trading company?

Sinofastener is a fastener manufacturer in Ningbo, China, with many years of experience in bolts, nuts, and OEM/ODM production.

Do you provide OEM/ODM service for fasteners?

Yes, we accept OEM/ODM services, producing custom screws, bolts, and special nuts based on customer drawings and samples.

How do you control your fastener quality?

We perform QC inspection on every production link for each batch, controlling the full process from raw material to packing, and provide MTC and mill certificates.

Hot-DIP Galvanized Hex Bolt Grade 8.8 for Power Transmission Tower

Name: Hot-DIP Galvanized Hex Bolt Grade 8.8 for Power Transmission Tower
Brand: Ningbo Zhonglian Fastener Manufacture Co., Ltd.
SKU: 2146179955

Zhejiang, ChinaNingbo Zhonglian Fastener Manufacture Co., Ltd.

US$0.01

1,000-999,999 Pieces

US$0.001

1,000,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

HEX BOLT

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN

Grade

8.8

Application

Machinery

Finish

Hot Galvanizing

Certification

Is09001

Delivery Time

25days

MOQ

800kgs

Sample

Free

Durability

Enhanced

Transport Package

25kg/Carton+Pallet

Specification

M6--M24 1/4" -- 1"

Trademark

FAST

Origin

Ningbo, Zhejiang

HS Code

7318220000

Production Capacity

2500 Tons/Month

Key features

Hot-Dip Galvanized Finish: Provides enhanced corrosion resistance for extreme environmental conditions and decades of reliable service.

Grade 8.8 Strength: Precision-engineered carbon steel fasteners with controlled hardness to prevent brittle fracture and ensure ductility.

Hydrogen Embrittlement Prevention: Mandatory dehydrogenation baking after galvanizing for Grade 8.8/10.9 to ensure structural integrity.

OEM/ODM Customization: Custom screws, bolts, and nuts available based on drawings and samples with flexible production options.

Industry Standard Compliance: Meets stringent standards including DL/T 284, ASTM A394, ISO 9001:2015, DIN, and ANSI specifications.

35+ Years Experience: Trusted manufacturer with over 35 years of industry experience serving customers in more than 80 countries.

Free Sample Policy: Free samples provided for standard fasteners; new customers only pay for express shipping costs.

Flexible Delivery Terms: Delivery time of 30-45 days, flexible according to order quantity, with shipment via Ningbo port.

Company profile

Ningbo Zhonglian Fastener Manufacture Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedNearest Port: Ningbo Port, Shanghai portAverage Response Time: ≤5.04h CertifiedTerms of Payment: LC, T/T, D/P CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryNingbo Zhonglian Fastener Manufacture Co., Ltd., established in 1997, is a combined limited company based in Zhejiang, China. The company specializes in the production of various fasteners and has an extensive international reach, exporting to multiple countries. It holds several ISO certifications, indicating a commitment to quality standards. The firm operates a sizable manufacturing facility and is equipped with a significant number of automated production lines, enhancing its production capabilities. Despite its established market presence and certification credentials, detailed information on after-sales service and specific customer cases is limited.

Supplier typeThe supplier is a combined limited company based in Zhejiang, China.

CertificationsThe company holds ISO9001 and ISO14001 certifications, showcasing compliance with quality and environmental management standards.

Financial creditThe company's annual sales exceeded 400 million RMB as of 2010, indicating significant financial operations.

R&D capabilityThe company highlights audacious innovation in its policy and utilizes advanced production systems.

Production capacityThe supplier has a monthly production capacity of 2500 tons and extensive production facilities with advanced equipment.

Customization capabilityThe production of non-standard fasteners suggests some level of customization capability.

Product Q&A

Q:What are your main products?

We are a China fastener manufacturer producing bolts, screws, threaded rods, nuts, washers, anchors, rivets, stamping parts, machined parts, and hardware in carbon steel and stainless steel.

Q:How do you ensure quality in every process?

We conduct QC inspection at every production step with strict quality control, providing MTC, mill certificates, and ISO 9001:2015 certification for quality assurance.

Q:What is your delivery time for fasteners?

The delivery time is typically 30-45 days, which is flexible according to order quantity, with shipments departing from Ningbo port.

Q:What are your payment terms?

We accept 30% T/T in advance and 70% balance against B/L copy. For small orders under 1000 USD, 100% payment in advance is required.

Q:Can you provide samples of bolts and nuts?

Yes, we provide free samples for standard fasteners. New customers only need to pay the express shipping cost.