This page is not the official website. Generated by AI, does not constitute any advice. If needed, please click here to visit the corresponding official website.

Precision Industrial Fasteners &
Machining Parts Manufacturer

JNZC is a leading Chinese manufacturer of custom fasteners and precision machining components for wind power, hydrogen energy, oil & gas, rail, and heavy industrial applications. With advanced R&D, strict quality control, and OEM/ODM capabilities, we deliver reliable, high-performance solutions globally.

Explore Our Products

Trusted Fastener Manufacturer Since 2003

Jinan ZhongChuan Equipment Co., Ltd. (JNZC) is a professional industrial fastener and precision machining parts manufacturer based in China. We specialize in high-strength, corrosion-resistant fasteners for critical applications across multiple high-demand industries.

Our comprehensive manufacturing capabilities include hot forging, cold forming, heat treatment, precision machining, thread rolling, surface treatment, and full NDT inspection. Every product is engineered to meet international standards and customer-specific technical requirements.

  • OEM & ODM Custom Solutions
  • ISO-Certified Quality Assurance
  • Global Supply to Wind, Rail, Oil & Gas, and Heavy Equipment
Industrial fasteners manufacturing

Our Industrial Fastener & Machining Products

We manufacture a wide range of high-performance fasteners and precision components for critical applications. All products undergo rigorous inspection and are customizable to meet your exact specifications.

Anchor Bolts

Anchor Bolts

High-strength anchor bolts for wind turbine foundations, construction, and heavy equipment. Available in custom lengths and grades.

  • Material: 42CrMo, 35CrMo, Q345B
  • Standards: GB, ASTM, DIN
  • Surface: Hot dip galvanized, Dacromet
Double End Studs

Double End Studs

Precision-engineered double end studs for flange connections in power, gas, and oil industries.

  • Grades: 8.8, 10.9, 12.9
  • Thread: UNC, UNF, Metric
  • Heat Treated & NDT Inspected
Main Bearing Bolts

Main Bearing Bolts

Critical fasteners for wind turbine gearboxes and diesel engines. Designed for high fatigue resistance.

  • Material: 42CrMoA, SCM435
  • Tensile Strength: Up to 1200 MPa
  • Preload Controlled & Tracked
Hexagon Nuts

Hexagon Nuts

Heavy-duty hex nuts for high-torque applications. Compatible with bolts and studs in corrosive environments.

  • Grades: 8, 10, 12
  • Coating: Zinc, Dacromet, Geomet
  • Standards: ISO 4032, DIN 934
Rocker Shafts

Rocker Shafts

Precision-machined rocker shafts for diesel engines and industrial power systems. High wear resistance.

  • Material: 20CrMo, 42CrMo
  • Process: Forging + CNC Machining
  • Surface: Hard Chrome Plating
Wheel Studs

Wheel Studs

High-tensile wheel studs for heavy trucks, mining, and construction equipment. Anti-corrosion coated.

  • Grade: 10.9 / 12.9
  • Thread: M14-M30
  • Surface: Zinc Flake Coating
Precision Machining Parts

Precision Machining Parts

Custom CNC-machined components including flanges, tappets, gear racks, and hydraulic devices.

  • Tolerance: ±0.01mm
  • Materials: Alloy Steel, Stainless Steel
  • Processes: Grinding, Turning, Milling
Hydraulic Nuts

Hydraulic Nuts

High-pressure hydraulic nuts for tensioning in wind turbines, offshore platforms, and heavy machinery.

  • Pressure: Up to 150 MPa
  • Material: 42CrMo, 30CrNiMo8
  • Seals: Nitrile or Viton

Advanced Manufacturing & Quality Capabilities

From R&D to final inspection, JNZC integrates cutting-edge technology and strict process control to ensure every fastener meets the highest standards of performance and reliability.

R&D Center

In-house research and development team focused on material science, heat treatment optimization, and anti-loosening technologies for next-gen fasteners.

OEM & ODM Services

Full customization from design to delivery. We support low-volume prototypes and high-volume production with full documentation and traceability.

Quality Assurance

Comprehensive inspection system including Physical & Chemical Testing, Metrology Center, NDT, and full batch traceability for every product.

Industries We Serve

Our fasteners and components are trusted in mission-critical applications across high-performance sectors.

Wind Power

Anchor bolts, main bearing bolts, blade studs for onshore and offshore turbines.

Hydrogen Energy

High-pressure fasteners resistant to hydrogen embrittlement.

Oil & Gas

Corrosion-resistant bolts and studs for offshore platforms and pipelines.

Rail & Locomotive

High-strength fasteners for bogies, couplings, and track systems.

Heavy Trucks & Mining

Wheel studs, U-bolts, and chassis fasteners for extreme conditions.

Power & Gas Turbine

High-temperature fasteners for turbine casings and generator mounts.

Heavy Lift

Lifting eyes, clevis pins, and structural bolts for cranes and rigging.

Diesel Engine

Cylinder head bolts, connecting rod bolts, rocker shafts.

Get in Touch with JNZC

For custom quotes, technical inquiries, or OEM/ODM collaboration, visit our official website to contact the JNZC team directly.

Visit Official Website
China Quality Suppliers fobcompany.info

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact support@fobcompany.info via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者 不想被fobcompany.info收录 请用企业邮箱联系support@fobcompany.info 取消收录 我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact support@fobcompany.info

如果您是其他域名合作 也请联系support@fobcompany.info