What quality control tests are performed?

We perform chemical composition, ultrasonic, penetration, radiographic, magnetic, tensile strength, impact, hardness, and dimension tests.

What is the maximum size of the rolls?

Max shaft diameter is 2200mm, length 13000mm; max gear wheel diameter is 13000mm.

Heavy Duty Steel Plant CNC Milling Large Rolling Press Working Roller

Name: Heavy Duty Steel Plant CNC Milling Large Rolling Press Working Roller
Brand: Maanshan Kingrail Technology Co., Ltd.
SKU: 2021336792

Anhui, ChinaMaanshan Kingrail Technology Co., Ltd.

US$1,500.00

1-99 Pieces

US$500.00

100+ Pieces

Product profile

Customization

Available

Casting Method

Special Casting

Casting Form Material

Metal

Model NO.

Large Rolling Press Working Roller

Casting Metal

Cast Iron

Casting Form Usage Count

Permanent

Surface Treatment

Electroplating

Surface Roughness

Ra6.3

Coating

Sodium silicate

Machining Tolerance

+/-0.01mm

Standard

ASME

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Product Name

Large Steel Mill Work Roll

Forging or Casting

Forging

OEM Service

Yes

Surface Machining

Grinding

Heat Treatment

Quenching and Tempering

Certificate

ISO9001:2015

Surface Hardness

HRC50-56 Depth 8-12mm

Process

CNC Turning,Lathing,Milling,Boring,Grinding,Drilli

Transport Package

Wooden Box/Pallet

Specification

large

Trademark

King Steel

Origin

China

Production Capacity

100000meter/Year

Key features

Large Scale Manufacturing: China's largest manufacturer of casting work rolls and backup rolls.

Customization Service: OEM service available; customize mill work rolls per client specifications.

High Precision Tolerance: Machining tolerance of +/-0.01mm for high precision applications.

Multiple Certification: Certified with CE, RoHS, ISO 9001:2000, ISO 9001:2008, and ISO9001:2015.

Comprehensive Testing: Full inspection including chemical, ultrasonic, radiographic, and hardness tests.

Wide Material Range: Available in alloy steel, carbon steel, high chrome iron, and ESR quality rolls.

Advanced Heat Treatment: Processes include quenching, tempering, annealing, and surface hardening.

Extensive Dimensions: Max shaft diameter 2200mm, length 13000mm; max gear wheel diameter 13000mm.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Maanshan Kingrail Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.98h

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.