Oval Neck Track Bolt 

Concave Lock Nuts

Perno eclisa,oval neck track bolt gr2 hdg,,perno eclisa galv. cal

Structural Nuts,Heavy Hex Nuts:  A194 GR.2H,Gr.2HM,Gr.7/7M,Gr.4 ; DIN6915,ASTM A563
Structural Bolts, ASTM A193 Gr.B7,B7M; B16, A320 L7, Heavy Hex Bolts, A325,DIN6914 
DIN933/931 Hex Bolts Class 8.8, 10.9, 12.9 
Hex Cap Screw GR.5/GR.8 ,Grade A 307

Washer: USSF436, DIN125,DIN127,DIN6916

Pole Line Hardware Forged Thimble Eye Bolt with a Nut

Power Accessories Bolt Type Strain Clamp/Bolt Type Tension Clamp

Aluminium Alloy Cable Wedge Type Dead End Adjustable Tension Clamp Strain Clamp

Eye Nut for Electric Power

Heavy Duty Galvanized D Shackles with Screw Collar Pin

Bow & Based Plate & Thimble Hot DIP Galvanized Line Hardware Stay Rod

Transformer Mounting Metal Pole Bracket 


Heating Elements for Aluminum Casting & Foundry

Silicon Nitride  Ceramic Components

Heater Protection Tube

Riser Tube & Stalk 

Degassing Rotor

Thermocouple Protection Tube

Stopper Pipe

Seal Rings


Yiwu Ruihong Parts Company belongs to Grand Resources Group, which set up business institutions in many overseas regions, and established strategic partnerships with the world's top 500 enterprises or industry giants.  In 2022, the sales volume reached 76.1 billion yuan, and it was listed in the top 500 Chinese enterprises. 

Our factory has 89 sets of multi-station cold heading machines, 10 sets of continuous carburizing furnace, more than 90 sets of special hot forging equipment, 35 sets of CNC machining equipment, and we adopt the leading cold isostatic pressing (CIP) forming, machining to exact size, and pressure sintering production process. with an annual production capacity of 80,000 tons. Strict implementation of the ISO9001 quality system standards, from raw material processing to the production process each link in accordance with the strict process operation, and equipped with high-quality quality monitoring personnel and perfect testing equipment, the production and engineering to make effective control, to ensure the quality of each product produced.

The products are mainly used in construction machinery and equipment, building steel structure, ships, Bridges, roads, wind power generation, oil pipelines, aluminum die-casting equipment and other fields. Exported to Europe, North America, South America, the Middle East and Southeast Asia and other countries, popular with customers and trust.

Yiwu Ruihong Parts Company

Huzhou\Ningbo,Zhejiang,China

(86）572-2373192

(86) 18006626989

ruihongco@yeah.net