What is the lead time for orders?

The average lead time is 1-3 months for both peak and off-peak seasons.

Do you offer OEM and ODM services?

Yes, we provide full OEM and ODM customization services to meet specific customer specifications and requirements.

What materials are used for the fish bolts?

We use high-quality materials including Q235, 45#, 40Cr, 42CrMo, and Stainless Steel to ensure durability and strength.

Customized Cold Heading Square Head Fish Bolt and Nut for Rail Joint Accessories

Name: Customized Cold Heading Square Head Fish Bolt and Nut for Rail Joint Accessories
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2077088502

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$0.10-1.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

Fish Bolt and Nut

Customized

Certification

ISO14001, ISO9001

Grade

4.8,5.6,8.8.10.9,12.9

Surface Finish

Plain, Black Oxide, HDG, etc

Material

Q235, 45#, 40cr, 42CrMo,Stainless Steel

Standard

GB/T 1346,GB,JIS,ANSI,DIN,BS

Processing

Hot Rolling

Material Type

Carbon Steel/Alloy Steel/Stainless

Production

OEM ODM Customization

Sizes

M1.6,M2,M2.5,M3,M3.5,M4,M5,M6,M8,M10-M20

Head Type

Pan,Binding,Cheese,Truss,Flat,Oval,Round,Fillister

Drive Type

Slotted(Socket),Square,Pz,Triangle,H,Torx(

Heat Treatment

Tempering,Hardening,Stress Relieving,etc.

Application

Railway, Engineering, Bridge Construction, Buildin

Quality Control

Inspection 100%

Hardness

HRC37-44

Status

Factory Manufacturer Wholesaler Supplier

Transport Package

Wooden Box/Pallet

Trademark

Kingrail Parts

Origin

China

HS Code

86080090

Production Capacity

50000PCS/Year

Key features

Customized Specifications: Available in various sizes, grades, materials, and surface finishes to meet specific customer requirements.

Wide Range of Standards: Manufactured according to international standards including BS, ASTM, DIN, JIS, ANSI, and GB/T.

Multiple Material Options: Offered in Carbon Steel, Alloy Steel, and Stainless Steel with grades ranging from 4.8 to 12.9.

Diverse Surface Finishes: Options include Plain, Black Oxide, HDG, Zinc, Wax, Bitumen, Dacromet, and Sherardizing.

ISO and CRCC Certified: Factories are certified with ISO14001, ISO9001, and CRCC for quality and environmental management.

1-Year Warranty Coverage: Comprehensive 1-year warranty provided for all mechanical defects and product quality.

Factory Direct Supply: Direct manufacturer with two factories in China, offering OEM and ODM customization services.

100% Quality Inspection: Strict quality control with 100% inspection process to ensure product reliability and safety.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.12h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company with business activities covering metal-product research and development, technical services, key systems and components, railway rolling stock parts, and related equipment sales. It reports ISO 9000 and ISO 9001 certification, OEM service for well-known brands, ODM capability, and broad customization options. Reported production capacity includes wheels, track materials, and metal products, while quality-control and traceability evidence is incomplete. The supplier has one R&D engineer, no new products reported in the past year, no available SDK, and no R&D audit documentation. After-sales service is included in the R&D engineer’s responsibilities, but documented complaint-handling and corrective-action records are absent. No monetary or financial figures are included in this assessment; the available records only identify financial information for three historical years. Overseas service infrastructure is limited, with no overseas agents, branches,...

Supplier typeThe supplier is explicitly classified as a trading company. Its stated activities include metal-product R&D and technical services, as well as sales of key systems, railway rolling stock parts, and related equipment.

CertificationsThe supplier reports ISO 9000 and ISO 9001 management-system certifications. However, quality assurance status is unspecified, and approved-supplier, corrective-action, and complaint-handling records are incomplete or undocumented.

Production capacityReported annual capacity includes 20,000 wheels, 10,000 tons of track materials, and 800 tons of metal products, supported by 11–20 quality-control staff and ISO certifications. However, the supplier states it has no in-stock service capacity, while raw-material traceability and outsourcing controls remain unknown.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization, and also provides ODM services. These statements directly support broad customization capability.

Product Q&A

Q:What customization options are available for the fish bolts?

We offer full customization including sizes (M1.6 to M20), grades (4.8 to 12.9), materials (Carbon Steel, Alloy Steel, Stainless Steel), and surface finishes (HDG, Black Oxide, etc.).

Q:Which international standards do your products comply with?

Our fish bolts are manufactured according to various international standards such as BS, ASTM, DIN, JIS, ANSI, and GB/T.

Q:What is the warranty period for these products?

We provide a 1-year warranty covering all mechanical defects for our railway fasteners.

Q:Are you a manufacturer or a trading company?

We are a factory manufacturer with two production facilities in Ma'anshan, China, specializing in railway fasteners for over 20 years.

Q:What certifications do your factories hold?

Our factories are certified with ISO14001, ISO9001, and CRCC, ensuring high quality and environmental compliance.