What is your sample policy?

We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Do you test all your goods before delivery?

Yes, we have 100% test before delivery.

How do you make our business long-term and good relationship?

1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

10b21 8.8grade Bolt and Nuts for Wood Connecting

Name: 10b21 8.8grade Bolt and Nuts for Wood Connecting
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 1924538965

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$0.60

100-999 Pieces

US$0.50

1,000-9,999 Pieces

US$0.40

10,000+ Pieces

Product profile

Customization

Available

After-sales Service

Free After Service

Warranty

Free After Service

Model NO.

nuts01

Customized

Certification

ISO14001, ISO9001

Other Name

Sleeper Screw, Rail Screw or Lag Bolt

Material

Q235, 10b21, Stainless Steel

Standard

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

Processing

Hot Rolling

Surface

Bronze, Zinc, Rainbow, Plain, Nickle, Passivated, Electr

Production

OEM ODM

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, Philips, Triangle, H, Torx(

Heat Treatment

Tempering, Hardening, Stress Relieving, etc.

Application

Railway, Engineering, Bridge Construction, Buildin

Grade

4.8, 5.6, 8.8.10.9, 12.9

Quality Control

Inspection 100%

Transport Package

Wooden Box/Pallet

Specification

Rail Screw Spike for Wooden or Concrete Sleeper

Trademark

Kingrail Parts

Origin

China

HS Code

86080090

Production Capacity

50000PCS/Year

Key features

Customized Options: Available for size, material, surface treatment, and grade based on customer drawings.

ISO Certification: Certified under ISO9001 and ISO14001 standards with full quality control.

100% Quality Inspection: All goods undergo 100% testing before delivery to ensure compliance.

Wide Material Range: Offers Q235, 35#, 45#, 60#, 40Cr, 20MnTiB, 35CrMo, and 42CrMo materials.

Diverse Surface Treatment: Includes natural oiling, blackening, hot-dip galvanizing, electro-galvanizing, and more.

OEM and ODM Service: Capable of producing according to samples, technical drawings, and building molds.

High Strength Grades: Available in grades 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 10.9, and 12.9.

Global Application: Suitable for railway, engineering, bridge construction, and timber construction worldwide.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.27h

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 information should we provide if we need a price?

Drawing with all size; material; surface treatment; quantity.

Q:What are your terms of payment?

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q:What are your terms of delivery?

FOB, CRF, CIF, DDU.

Q:How about your delivery time?

Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:Can you produce according to the samples?

Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.