• JRC manhole cover ,telecom manhole cover System 1
  • JRC manhole cover ,telecom manhole cover System 2
JRC manhole cover ,telecom manhole cover

JRC manhole cover ,telecom manhole cover

Ref Price:
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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
20 m.t
Supply Capability:
100 m.t/month

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CW4 JRC4  Manhole cover

WEIGHT: 77 KG

SIZE :  1150*645*96

JRC manhole cover ,telecom manhole cover

Material: iron casting, ductile iron or grey cast iron

Loading class: EN124, B125, C250, D400, E600, F900

Type: Round, Square, Triangle, Recessed

Accessories: Gasket, bolts and nuts, spring

Material grade:

(1)Ductile iron according to ISO1083, ISO945,

(2)Ductile iron GGG5000-7

(3)Grey iron GG20 25

Sample Available: Sample for free, but should pay the freight cost.

Coating:

(1)Black bitumen,

(2)Fusion bonded epoxy powder coating,

(3)Coating as per customers' requirement

Designs:

(1)EN124 A15, B125, C250, D400, E600 and F900 or equal standard

(2)Green sand or resin shell sand or DISA LINE for choose

(3)Most pipeline(telecom electric , sewerage, water, drainage , gas pipeline)

(4)As per customers' drawings or samples

Process:

(1)Molding boards

(2)Green sand with hand molding or DISA line molding


Automatic Production Line:

JRC manhole cover ,telecom manhole cover

Ensure high productivity


Supply Ability

  • Supply Ability:

  • 300 Metric Ton/Metric Tons per Month

Packaging & Delivery

  • Packaging Details

  • WOODEN PALLET

  • Port

  • XINGANG,CHINA





    Q: What are the factors affecting the machining process of the casting material and structure?
    Medium carbon steel begins, and the casting can not be punched and tapped directlyStainless steel, ordinary grade (Fe based alloy element content, less) can not do heat treatment. But processing small holes or tapping to heat treatment (solution. In practice, the annealing treatment can also be). There are a lot of stainless steel matrix is not to say, for example, nickel, cobalt and tungsten. And so on.
    Q: What are the effects of stiffeners on castings, or on welded parts (for 2 tons or less), casting or weldments on stiffeners?
    Please consider the following points:1, batch: if the product batch is very large, casting will certainly have advantages, cost sharing will be very low. If less, it is recommended to use weldments.2. Reinforcement structure: if the structure is relatively simple, it is recommended to use welded parts, complex, preferably casting.
    Q: the parts of the threaded hole is casting, casting the hole directly, and then tapping or casting, and then punch 10When the casting is ready, punch it again before tapping it Is the hole casting good or is it punched and tapped on the drilling machine after casting?
    You need to confirm what you use tap processing, so as to determine the size of the casting hole
    Q: I often see Waixiejiagong drawings, casting, how to distinguish the latheman.
    What you say is the difference between rough drawing and processing drawingThere must be a difference between the rough drawings and the rough ones
    Q: The difference between cement sand castings, resin sand castings and vacuum casting parts
    The clay wet sand castings casting weight from a few kilograms until tens of kilograms, but the clay dry type of casting production can be weighed dozens of tons.For medium and large castings, cast iron, cast steel can be self hardening sand with resin can be water glass sand production, can obtain the precise size, smooth surface castings, but casting precision, surface roughness, density and microstructure, mechanical properties and material cost of sand casting production is often poor, so when the higher performance requirements of castings, should adopt other casting methods, such as casting (lost wax casting), die casting, low pressure casting.
    Q: How to cast iron and wrought iron collocation
    2, listen: Pig beating sound boring, wrought iron beating sound loud.
    Q: How do you mark it on the drawing? Do you need to discuss it with the manufacturer?Because the casting allowance is the standard, then, after all, is the theoretical value, the actual level depends on the manufacturer, so is it necessary to ask the manufacturer?
    Casting parts do not need to provide drawings of casting blank, the casting factory according to your drawings in the required surface will be sufficient allowance, and the rest of the size according to the mechanical design manual and the casting manual can be found. The general foundry casting technology division will mark put shrinkage and the allowance of the map in your chart (usually with the red pen) for the production of wood or other material wood workers die drawings.
    Q: What foundry factories are used in the casting parts of China's major automobile manufacturers?
    This is too muchYou do not have a specific list of statistics, but there are many foundries in china!Moreover, car prices are unlikely to be ordered in the local factories!
    Q: When the blank is a casting, the margin is evenly distributed, how should rough machining?Please help friends from mechanical classes.There is another problem: in the NC milling plane contour machining, when the rough margin is large, how to deal with.Who can help in time, add 20 reward. Urgently!!
    Personal advice:Because of the large margin, your outline is easy to guarantee;So the key is to consider the assembly and aesthetics of the casting. You have to find the machining criteria;Rough the datum so that it can be machined;After the outline, turn back to the finishing line.If the casting requirement is not high, the benchmark can be directly processed; (not recommended)Over
    Q: How can the casting be free of trachoma?
    Measures for the prevention of trachoma in castings:1, sand compaction to high, paint two times;

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