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Jiangsu [Baoyun Stainless Steel] 16 is the diameter of the wire rope, ZA is a grade A galvanized steel wire, 6 is a wire rope with 6 strands, 19 is a wire rope with 19 steel wires in each share, W is a wire rope structure for Wallington wire rope.
NF is the natural fiber core of the wire rope, 1770 is the nominal tensile strength of the steel wire, ZZ is the right co-twist, and 190 is the minimum breaking tensile force.
8 is the diameter of the wire rope, NAT is the smooth steel wire, 6 is the wire rope has 6 strands, 19 is the wire rope with 19 steel wires in each strand of the wire rope, SF is the steel wire rope is the synthetic fiber core, 1440 is the nominal tensile strength of the steel wire.
zz is the right twist in the same direction.
There are wire ropes with diameters.
Such as 6x19fc
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Commonly used specifications and models for wire ropes include *7, etc. Steel wire rope refers to the spiral steel wire bundle that twists the steel wire that meets the requirements of mechanical properties and geometric dimensions according to certain rules.
The wire rope is composed of steel wire, rope core and grease, which plays the role of lifting, traction, tensioning and bearing in material handling machinery.
Classification of wire rope: It can be classified according to the material of the rope making wire, the surface state, the twisting method, the use of the wire rope, etc.
The characteristics of wire rope: it can transmit long-distance loads, has a large safety factor, is light in weight, easy to carry and transport, wear-resistant, and shock-resistant.
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1. Specifications of galvanized steel wire rope are cold galvanized and hot-dip galvanized, and the specifications are millimeter, millimeter, millimeter, millimeter, 2. The national standard wire rope specifications are millimeters, millimeters, millimeters, 11 millimeters, millimeters, 14 millimeters, millimeters, millimeters, millimeters, 26 millimeters, and 28 millimeters of 6*19 wire ropes. Specifications are mm, 11mm, 13mm, 15mm, mm, mm, mm, 24mm, 26mm, 28mm, 30mm, mm, mm, mm, mm, 39mm, 43mm, 47mm and the characteristics of wire rope 1
Wire ropes can convey loads over long distances. 2. The bearing has great safety performance and is safe and reliable to use. 3.
Light weight, easy to carry and transport. 4.It can withstand numerous loads and variable loads.
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1. Specifications of galvanized steel wire ropeIt is divided into cold galvanized and hot-dip galvanizing, and the specifications are millimeter, millimeter, millimeter, milli
2. National standard wire rope specifications6*19 wire rope with specifications of mm, mm, mm, 11mm, mm, 14mm, mm, mm, mm, 26mm and 28mm.
6*37 wire rope with specifications of mm, 11mm, 13mm, 15mm, mm, mm, mm, 24mm, 26mm, 28mm, 30mm, mm, mm, 39mm, 43mm, 47mm, 50mm, 52mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 100mm, 110mm and 120mm.
Wire rope features:1. The wire rope can convey the load over long distances.
2. The bearing safety performance is large, and the use is safe and reliable.
3. Light weight, easy to carry and transport.
4. It can bear many loads and variable loads.
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Wire rope characteristic code and marking method (GB T 8706-2006).
Wire rope characteristic code.
Marking method. 1) Cross-sectional shape code.
1) Code of cross-sectional shape of steel wire.
Round steel wire No code.
Triangular wire v
Rectangular steel wire r
Trapezoidal wire t
Oval wire Q
Z-shaped steel wire z
H-shaped steel wire H
2) Strand cross-sectional shape code.
Round strands have no code.
Triangle strand v
Combined Core B
Oval strand q
Flat or banded strand p
Compacted strand k
3) Code of cross-sectional shape of wire rope.
3) Code of cross-sectional shape of wire rope.
Round wire rope No code.
Compacted wire rope k
Braided wire rope BR
Flat wire rope p
Single-suture PS
Double-suture PD
Rivet riveting pn
2) The code of the stock structure type.
1) Ordinary stock structure code and example.
The marking of the main characteristics of the wire rope should be arranged in the order of size, wire rope structure, core structure, wire rope grade, wire surface state, twisting type and direction.
1) Size. The nominal diameter of round wire rope and braided wire rope should be expressed in mm, and the nominal size (width and thickness) of flat wire rope should be indicated and expressed in mm.
For clad wire ropes, two values should be indicated: the outer dimension and the inner dimension. For round strand wire ropes coated with solid polymer, the outer and inner diameters are separated by a diagonal ( ), such as:
2) Wire rope structure.
1) The multi-strand wire rope structure should be marked in the following order.
Single-layer wire rope: number of outer strands The number of wires in each outer strand and the marking of the corresponding strands - Example of marking of the core: 6 36WS-IWRC
Parallel twisted dense wire rope: the number of strands in the outer layer each.
The code B indicates that the strand core is composed of multiple steel wires and immediately follows the strand shape code, for example, a triangular strand with a combined core composed of 25 steel wires is marked V25B.
The code K indicates that strands and wire rope structures are formed through an additional compaction process, e.g. a 26-wire compacted strand with a West Tile type is labeled K26WS.
n is an additional code and placed after the base type code, e.g. sn for compound silu and wn for compound Wallington.
An example of a wire rope marking series that lists the minimum amount of information required to describe a wire rope
Note: The spacing between the features of this example and other parts of this standard usually leaves no room in practice.
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The most commonly used wire rope diameter is 10-20 mm diameter, used by all kinds of cranes and electric hoists, the structure is 6*19w, 6*36ws, 19*7, 35*7 and other line contact wire ropes, of course, manganese phosphate coated wire ropes are in short supply.
Crane users need high-quality wire ropes, which should be wire ropes with long service life and highly stable and reliable quality.
At present, the world's wire rope field for the first time to take prevention and control measures for fretting fatigue is the patented technology of the production of phosphating coated wire rope, rope wire after manganese phosphating or zinc-manganese treatment, the surface wear resistance and corrosion resistance of the wire is comprehensively improved, not easy to wear and not easy to corrode so that the fatigue life is greatly improved, the fatigue life is three times that of the same structure smooth wire rope, and the highest test value comparison has reached an astonishing four times. It can be verified by fatigue test, if you have the ability to fatigue life, you can do your own comparative test, the test results are the most credible, the service life of the wire rope is proportional to the fatigue life, the fatigue life is long, the service life is extended in the same proportion, the use cost is lower, and the stability is better. Because the supply exceeds demand, phosphate-coated wire rope is currently difficult to buy, and you need to ask a few more wire rope manufacturers for reference only.
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Below, GB8918-2006 Wire Rope Standard for Important Purposes and GB T 20118-2006 Standard for General Purpose Wire Ropes.
Domestic production is catching up with imports, but there is still a gap.