Large Machinery Precision Parts

We buy steel ingot from Baotou Iron & Steel (Group) Co. LTD, Xingcheng Special Steel and Chengde jiankong Special Steel, who produce high-quality steel ingot. We have 18 years experience and have ability to meet customers’ any needs. We provide the lowest price and the highest quality, also, we have two years guarantee period. We have a level 2 lab.

We buy steel ingot from Baotou Iron & Steel (Group) Co. LTD, Xingcheng Special Steel and Chengde jiankong Special Steel, who produce high-quality steel ingot. We have 18 years experience and have ability to meet customers’any needs. We provide the lowest price and the highest quality, also, we have two years guarantee period. We have a level 2 lab.

Quality first is our principle.
HHF has been certified by API Q1 Quality Management System.
Customers are very satisfied with our high quality. Our technologists can design the drawings as per customers' requirements.

Material for flange : 16MnD or according to the customer's requirement
Application of fan flange : Mainly used in large wind power equipment
Production equipment for wind power flange : We can do forging , heat treatment , rough machining and final machining by our own factory
Inspection for large wind power flange : We have professional inspector and a physical and chemical laboratory construction of National Grade 2 standards

Material for Mandrel : H13 or according to the customer's requirement
Application of steel mandrel : Mainly used for seamless steel pipe piercing technology
Production equipment for forged mandrel : We can do forging , heat treatment , rough machining and final machining by our own factory
Inspection for forgd steel mandrel for seamless tube : We have professional inspector and a physical and chemical laboratory construction of National Grade 2 standards

Material for Alex : 50Mn or according to the customer's requirement
Application of forged steel alex : Mainly used for car or train equipment
Production equipment for alex shaft : We can do forging , heat treatment , rough machining and final machining by our own factory
Inspection for steel forged alex shaft : We have professional inspector and a physical and chemical laboratory construction of National Grade 2 standards

Material for flange : 16MnD or according to the customer's requirement
Application of fan flange : Mainly used in large wind power equipment
Production equipment for wind power flange : We can do forging , heat treatment , rough machining and final machining by our own factory
Inspection for large wind power flange : We have professional inspector and a physical and chemical laboratory construction of National Grade 2 standards

55Mn2,55Cr,60CrMnMo,60SiMnMo

Material for lifting tis : 4145H mod or according to the customer's requirement
Application of lifting eye : Mainly used for drilling pipe hoisting
Production equipment for lifting tis eye : We can do forging , heat treatment , rough machining and final machining by our own factory
Inspection for lifting eye : We have professional inspector and a physical and chemical laboratory construction of National Grade 2 standards