ZHAOHUA CONSTRACTION AND MACHINERY CO.,LTD

Dalian Zhaohua construction and machinery Co., Ltd, was founded in 1998. We have more than 20years experiences in undercarriage parts and GET product .

We produce integrates four-rollers & one-link, machinery and accessories into a whole, located in Laiwu City Shandong Province, covering 50 thousand square meters, with more than 300 sets of equipment & over 600 staff, some of whom are professors of university and senior engineers. In addition, we have advanced processing apparatus and manufacturing works including six forging assemblies, six CNC machining centers, four thermal treatment lines and forging moulds processing and testing detection machine with high automation and advanced technology dominates domestically. Not only design of product, forging, cutting processing, thermal treatment, but also track link assembly, it forms a complete manufacturing and processing assembly with annual production capacity of 50 thousand track links,2 million creeper tread. At present, dozers of link pitches and over 200 types of products have been developed. Under the guidance of scientific management, the process of production has strictly supervised by ISO 9001: 2000. We keep a long-term cooperation of supplying the parts for many machines manufacturers, and also export to Southeastern Asia and Europe & America. In the spirit of “mutual benefits, joint developemt”, we are constantly devoted to perfecting quality system, and enhancing the quality of products. Welcome new and old friends from home and abroad to visit our company.

Products:

	Track roller bulldozer	1.Material: Wheel:40Mn2axisofthebody: 50Mn　　　　　　　Inside and outside thecover,shaft seat:QT450-10　　　　　　　Ironsets,bracket:QT450-10　　　　　　　Bush:CuPb10S...
	Front idler PC300-6	1.Material:wheel body:ZG40Mnaxis: 50Mn　　　　 Excavatorbracket:QT450-10　　　　Thebulldozercarriage:ZG40Mn　　　　Bush:CuPb10Sn102.Heat Treatment:　Wheel body:...
	Track link assembly SD16	1.Track link　　1) Material:ofMnB35or40Mn2　　2)Heat Treatment:tonequality:30-36HRC+treadIF quenching:48-54HRC　　3)Processing: Millingside-drillscrewhol...
	Carrier roller	1.Material: Wheel:40Mn2axisofthebody: 50Mn　　　　 Inside and outside thecover,shaft seat:QT450-10　　　　Ironsets,bracket:QT450-10　　　　Bush:CuPb10Sn102.Hea...
	segment D355	1.Material:35MnB2.Heat Treatment:thetooth profileIFquenching:48-54HRCor in whole quenching48-54HRC.3.Hot forgingprocess is made ofonlyprocessingthe...
	Cutting blade	1.Material:1)35MnB:after quenching:30-36HRC　　　　2)80:24-30HRCheat treatment2.Process route: Profile---Drilling---thecounterbore---redsquare hole---h...