1 Scope
This standard specifies product classification, technical requirements, test methods, inspection rules, marking, packing, transport and storage of rotary dryer drum.
This standard is applicable to rotary dryer drum (hereinafter referred to as "dryer") which utilizes direct heat transfer mode to dry materials. This dryer is mainly used for drying slag, clay, limestone, coal, metal concentrate and some chemical materials, etc.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, all editions indicated are valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the latest editions of the standards indicated below.
GB 191-1990 "Packaging-Pictorial Marking for Handling of Goods"
GB/T 699-1999 "Quality Carbon Structural Steels"
GB/T 700-1988 "Carbon Structural Steels"
GB/T 1720-1979 "Method of test for Adhesion of Paint Films"
GB/T 1804-1992 "General Tolerances-Tolerances for Linear Dimension without Tolerance Indications"
GB/T 3274-1988 "Carbon Structural and Low Alloy Steel-Rolled Plates and Strips"
GB/T 3323-1987 "Methods for Radiographic Inspection and Classification of Radiographs for Fusion Welded Butt Joints in Steel"
GB/T 3768-1996 "Acoustics-Determination of Sound Power Levels of Noise Sources Using Sound Pressure-Survey Method Using an Enveloping Measurement Surface over a Reflecting Plane"
GB/T 6388-1986 "Transport Package Shipping Mark"
GB/T 9439-1988 "Grey Iron Castings"
GB 9969.1-1998 "General Principles for Preparation of Instructions for Use of Industrial Products"
GB/T 10095-1988 "Accuracy of Involute Cylindrical Gears"
GB/T 11352-1989 "Carbon Steel Castings for General Engineering Purpose"
GB/T 13306-1991 "Plate"
GB/T 13384-1992 "General Specifications for Packing of Mechanical and Electrical Product"
JB 4730-1994 "Nondestructive Testing of Pressure Vessels"
JB/T 88521-1999 "Drum Dryer-Wheel Device"
JB/T 8853-1999 "Reduction Cylindrical Gear Units"
3 Product Classification
3.1 Type
3.1.1 According to the position of driving device, the dryer is classified into left and right driving types: in view of feed direction, it is left driving (see Figure 1) if the driving device is on the left of the dryer; it is right driving if on the right, (see Figure 2).
Contents
Foreword I
1 Scope
2 Normative References
3 Product Classification
4 Technical Requirements
5 Test Methods
6 Inspection Rules
7 Marking, Label and Operation Instruction
8 Packing, Transport and Storage
