It has many advantages, like light weight, good rigidity, flexible and has well anti-seismic capability. It adopts the load-carrying style, safety margin and can bear large wind load and brisance.
Hydraulic Arch Machine Hydraulic Arch Machine,Automatic Arch Machine,Steel Panel Arch Machine,Trapezoid Sheet Arch Machine Botou Xianfa Roll Forming Machine Factory , http://www.rollformingmachinecn.com
biemtallic screw barrel, PE PVC Bimetallic Extrusion Machine Screw and Barrel, twin conical screw barrel, PU PC Bimetallic,plastic machinery screw barrel
Specification:
Screw Diameter: D20mm-D220mm
Mould clamping force: 250T-3200T
Shot weight: 30G-30000G
Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)
(3)9Cr18MOV
Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Co-based alloy
(4)NiCo-based alloy
(5)Tungsten carbide/Wolfram carbide
Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: ≥ 950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Focus on quality and service.
Experienced manufacturer, we will be the best choice.
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Main Base materialsÂ
  1.38CrMoAlA  (Nitriding Steel)Â
2.  SKD-61   (Special Tool Steel) 3.  42CrMo (Ultrahigh Strength  Steel) 4. DC53 ( Cold Work  Die Steel)   5. W6Mo5Cr4V2 ( High-Speed  Tool  Steel ) 6. HPT  Â
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Main Alloy Materials 1.  Ni-based alloy/Deloro alloyÂ
2.  Tungsten carbide/Wolfram carbide 3.  NiCo-based alloy 4. Fe-based alloy 5. Co-based alloy    Â
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Processing Technics 1. Heat treatmentÂ
2.  Quenching 3. Nitriding treatment 4.  Bimetallic alloy welding 5. Bimetallic alloy centrifugal casting 6. Hard-chrome electroplating  Â
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Technical parameters Nitriding layer depthÂ
0.5-0.8mmÂ
Nitrided hardnessÂ
HRC56-58Â
Nitrided brittlenessÂ
Less than grade 1Â
Surface roughnessÂ
Ra 0.4Â
Linearity of screwÂ
0.015mmÂ
Hard-chrome plating hardnessÂ
≥HRC57Â
Chrome-plating layer depthÂ
0.03-0.09mmÂ
Bimetallic layer depthÂ
3 mmÂ
Bimetallic layer hardnessÂ
HRC58-62Â
Above are main technical information, a suitable screw and barrel will be made according to your requirement.Â
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Diversified design styles, well adaptable, scientific design and advanced construction methods, all above make the archedroof building precise and quality guaranteed.
The outline of the building is beautiful. With bright color and smooth lines, it adds the tone of the building and make city more beautiful.