Product Introductions
Product Specifications
Round profiles 25 ~ 450mm
1. Rectangular, square profile 25 × 25 ~ 300 × 300 mm
2. Regular polygon and rectangular profiles 25 × 30 ~ 60 × 400 mm
3. Semicircle profile R20 ~ 200 mm
4. Symmetrical and asymmetrical shaped cross-section and other sections and plates
5. specific iron bars
6. small diameter(25-50mm ) profile production
7. production of large diameter section and casting iron bars 450mm wide 500mm cast iron casting sheet
8. The machine with the knife in skateboarding series of special iron bars
9. High-grade hydraulic components for hydraulic valve block special iron bars
10. Resistant ductile iron alloy products
11. Glass molds for cast profiles products
12. Develop 18-50mmd pipe wall thickness
Iron bars Features and Benefits
Uniform and dense microstructure
Excellent mechanical properties
Finished high
Excellent pressure resistance
High fatigue limit strength
Excellent surface coating
Rough saving, light weight, high precision, thermal deformation
Machining performance
The total cost savings Parts
Iron bars and typical application areas Parts
|
Hydraulic valve |
Modular valves, combination valves, valves, relief valves, solenoid valves, hydraulic manifold |
|
Hydraulic parts |
Piston, cover, cylinder cover, guide sleeve hydraulic motor housing |
|
Machine tool |
Side panels, rear panels, sleeves, pistons, cylinder end caps, pins, spring card sets, columns, pressure rings, gears, bushings, guide |
|
Injection Molding Machine |
Valves, manifold, cylinder, fixed side panels, movable plates, plastic plates, screws |
|
Rubber Machinery |
Hydraulic cylinders, the upper and lower plates, column |
|
Printing Machinery |
Mixing the ink roller, ink rails, guides, gear |
|
Civil engineering machinery |
Valves, cylinder piston, Manifold |
|
Textile Machinery |
Gears, bearing housing, balance blocks, catheters, bearings, Oldham, cams, grooved shaft |
|
Car |
Dampers, valves, catheters, mechanical seals, bushings, gaskets, balance blocks, bearing |
|
Shipping |
Oil separator, cylinder, piston, valve bushings, engine valve stem cover, cylinder body parts |
|
Power Equipment |
Rotary air conditioning compressor roll sets, motor gear, freezers rotor, generator disc |
|
Dies |
Glass, aluminum, plastic, wheel, pressure casting punch and die |
|
Crane |
Pulleys, bushings, bearings |
|
Engineering Machinery |
Bushings, ring, kava, wear sleeve, ground cover, gears, shafts |
|
Oil drilling |
Drillable packer / drillable bridge plug, suction pipe, drill pipe |
|
Railway vehicles |
Bogie bushing, brake system bushings, shaft |
|
Nonferrous Metallurgy |
Casting riser tubes, suction casting, thermocouple protection tube |
|
Air conditioning compressor |
Rolling piston rings, piston |
|
Car |
Gears, shafts, dry cylinder liners, piston rings, steering pump stator ring |
|
Tractor / Ship |
Dry cylinder liners, piston rings, steering pump stator, ring gear, gear sets, liners, partitions |
|
Mining Machinery |
Wear ring sets, gears, shafts, engine cylinder |
|
Other |
Manifold, fan pulley, wheel housing, air compressors, rotors, sleeve, flange, winch wheel, lift hook, transfer roller, balance blocks |
|
Submarine cable industry |
High silicon chrome tubular anode |
|
Amorphous alloys |
Supply of high-purity silicon iron boron alloy |
|
Lock industry |
Lock blanks |
Cast iron material specification parameter table
Table 1 Section size tolerance, deflection and machining allowance to defects
|
Shape |
Size(mm) |
Section of tolerance(mm) |
Deflection(mm)
|
Machining allowance to defects(mm) |
|||
|
Gray iron bars.FC |
Ball iron bars.FCD |
Gray iron bars.FC |
Ball iron bars.FCD |
Gray iron bars.FC |
Ball iron bars.FCD |
||
|
Circular |
25mm-F45 |
0-+1.0 |
0-+1.5 |
≤4.0 |
≤5.0 |
≤1.0 |
≤1.0 |
|
50mm F65- |
0-+1.5 |
0-+1.5 |
≤3.0 |
≤4.0 |
≤1.5 |
≤1.5 |
|
|
F105-F150 |
-0.-+3.0 |
-0.-+4.0 |
≤2.0 |
≤2.5 |
≤2.5 |
≤2.5 |
|
|
Rectangle |
Thickness 25-45 |
0-+1.5 |
0-+2.0 |
≤5.0 |
≤5.5 |
≤2.0 |
≤2.0 |
|
Thickness 50-100 |
0-+2.5 |
0-+2.5 |
≤4.0 |
≤4.5 |
≤2.5 |
≤2.5 |
|
|
Thickness 100-120 |
0-+3.0 |
0-+3.0 |
≤3.0 |
≤3.5 |
≤3.0 |
≤3.0 |
|
|
Semicircle |
Absolute height40-55 |
0-+2.0 |
0-+2.0 |
≤4.0 |
≤4.5 |
≤2.0 |
≤2.0 |
|
Absolute height60-150 |
0-+3.0 |
0-+3.0 |
≤3.0 |
≤3.5 |
≤2.5 |
≤3.0 |
|
Table 2 Common product specifications, performance and chemical composition
|
JB/T10854-2008 |
HT/LZ200 |
HT/LZ250 |
HT/LZ300 |
QT/LZ450-10 |
QT/LZ500-7 |
QT/LZ600-3 |
QT/LZ700-2 |
|
|
IT |
FC200 |
FC250 |
FC300 |
FCD450 |
FCD500 |
FCD600 |
FCD700 |
|
|
chemical composition |
C |
2.8-3.85 |
2.8-3.8 |
2.8-3.8 |
3.0-3.9 |
3.0-3.9 |
3.0-3.9 |
3.0-3.9 |
|
And |
2.0-3.2 |
2.0-3.2 |
2.0-3.2 |
2.0-3.4 |
2.0-3.4 |
2.0-3.2 |
2.0-3.2 |
|
|
Mn |
0.3-0.8 |
0.3-0.8 |
0.3-0.8 |
0.1-0.4 |
0.2-0.4 |
0.2-0.6 |
0.2-0.8 |
|
|
P |
≤0.15 |
≤0.15 |
≤0.15 |
≤0.05 |
≤0.05 |
≤0.05 |
≤0.05 |
|
|
S |
≤0.12 |
≤0.12 |
≤0.1 |
≤0.03 |
≤0.03 |
≤0.03 |
≤0.03 |
|
|
Mg |
- |
- |
- |
0.02-0.1 |
0.02-0.1 |
0.02-0.1 |
0.02-0.1 |
|
|
Mechanical properties |
Tensile strength Mpa |
≥180 |
≥220 |
≥260 |
30≤D≤120 |
30≤D≤120 |
30≤D≤120 |
30≤D≤120 ≥700; 125≤D≤350 ≥650 |
|
Hardness HB |
140-190 |
170-220 |
180-260 |
130-180 |
140-200 |
150-220 |
180-260 |
|
|
Elongation% |
- |
- |
- |
30≤D≤120 |
30≤D≤120 |
30≤D≤120 |
30≤D≤120 |
|
|
size |
Circular |
25-400 |
25-150 |
|||||
|
A square |
25*25-350*350 |
30*30-120*120 |
||||||
|
A flat square |
25*40-25*400 |
25*40-30*220 |
||||||
|
Semicircle |
R25-R180 |
R30-R150 |
||||||
Standard
GRADE
RELEVANT STANDARD
HengongBar 200
ISO 200
EN-GJL-200
ASTM A48 CLASS 30
HengongBar 250
ISO 250
EN-GJL-250
ASTM A48 CLASS 35
HengongBar 300
ISO 300
EN-GJL-300
ASTM A48 CLASS 45
HengongBar 400-15
ISO 400-15
EN-GJS-400-15
HengongBar 400-18
ISO 400-18
EN-GJS-400-18
ASTM A536 CLASS 60-40-18
HengongBar 450-10
ISO 450-10
EN-GJS-450-10
ASTM A536 CLASS 65-45-12
HengongBar 500-7
ISO 500-7
EN-GJS-500-7
ASTM A536 CLASS 80-55-06
HengongBar 600-3
ISO 600-3
EN-GJS-600-3
ASTM A536 CLASS 80-60-03
