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GB/T 43357-2023Test methods for general property of steel wire ropes (English PDF)

钢丝绳一般性能试验方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 27, 2023

Implementation date

March 1, 2024

Scope

GB/T 43357-2023 is the English-translated version of 钢丝绳一般性能试验方法.

GB/T 43357-2023 is the Chinese standard "Test methods for general property of steel wire ropes".

Its scope clause reads: This document describes the wire rope diameter and its uniformity, out-of-roundness (ovality), lay length, weight per unit length, surface quality, looseness, Straightness, flatness, residual torsion, wire rope breaking tension, tensile broken wire, total elongation under specified force and total elongation at break, elastic elongation and structural elongation, actual elastic modulus, bending fatigue, rotational performance, radial stiffness, salt spray test, wire rope and strand oil content, rope core oil content rate, rope core moisture regain, strand gap rate, strand forming rate, strand expansion and contraction, split wire diameter, stretching, torsion, repeated bending, winding, Vickers hardness, Inspection, measurement and test methods for coating quality, coating adhesion, coating uniformity, and aluminum content of zinc-aluminum alloy coatings: This document is applicable to inspection, measurement and testing of relevant performance of various wire rope products:. Its clauses include normative reference documents; terms and definitions.

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Document preview — GB/T 43357-2023

National Standard of the People's Republic of China

ICS: 77.140.65
Classification: H 49

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 General provisions for specimens
5 Wire rope diameter and uniformity measurement
6 Measurement of wire rope out-of-roundness (ellipticity)
7 Wire rope lay length measurement
8 Measurement of weight per unit length of wire rope
9 Wire rope surface quality inspection
10 Check that the wire rope is not loose
11 Wire rope straightness measurement
12 Wire rope flatness inspection
13 Residual torsion test of wire rope
14 Wire rope breaking tensile test
15 Steel wire rope tensile wire breakage test
16 Test of total elongation and total elongation at break of steel wire rope under specified force
17 Steel wire rope elastic elongation and structural elongation test
18 Actual elastic modulus test of steel wire rope
19 Wire rope bending fatigue test
20 Wire rope rotation performance test
21 Wire rope radial stiffness test
22 Wire rope salt spray test
23 Steel wire rope and strand oil content test
24 Rope core oil content test
25 Rope core moisture regain test
26 Strand Gap Measurement
27 strand forming rate test
28 strand stretch test
29 Split wire diameter measurement
30 Split steel wire tensile test
31 Split wire torsion test
32 Split steel wire repeated bending test
33 Split wire winding test
34 Vickers hardness test of split steel wire
35 Split steel wire coating quality test
36 Split steel wire zinc layer adhesion test
37 Split steel wire coating uniformity test
38 Aluminum content test of split steel wire zinc-aluminum alloy coating
39 Numerical rounding and judgment rules
40 Test Report

1 Scope

This document describes the wire rope diameter and its uniformity, out-of-roundness (ovality), lay length, weight per unit length, surface quality, looseness,

Straightness, flatness, residual torsion, wire rope breaking tension, tensile broken wire, total elongation under specified force and total elongation at break, elastic elongation and structural elongation, actual elastic modulus, bending fatigue, rotational performance, radial stiffness, salt spray test, wire rope and strand oil content, rope core oil content rate, rope core moisture regain, strand gap rate, strand forming rate, strand expansion and contraction, split wire diameter, stretching, torsion, repeated bending, winding, Vickers hardness,

Inspection, measurement and test methods for coating quality, coating adhesion, coating uniformity, and aluminum content of zinc-aluminum alloy coatings:

This document is applicable to inspection, measurement and testing of relevant performance of various wire rope products:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations

For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document:

GB/T 228:1 Tensile testing of metallic materials Part 1: Room temperature test method

GB/T 238 Test method for repeated bending of metallic material wires

GB/T 239:1 Metallic material wires Part 1: Unidirectional torsion test method

GB/T 1839 Test method for quality of galvanized layer of steel products

GB/T 2972 Test method for copper sulfate in zinc layer of galvanized steel wire

GB/T 2976 Metal material wire winding test method

GB/T 4340:2 Vickers hardness test of metallic materials Part 2: Inspection and calibration of hardness tester

GB/T 4340:3 Vickers hardness test of metallic materials Part 3: Calibration of standard hardness blocks

GB/T 8358 Method for determination of actual breaking tension of steel wire ropes

GB/T 8706 Wire rope terminology, marking and classification

GB/T 10125 Artificial atmosphere corrosion test salt spray test

GB/T 12160 Calibration of extensometer systems for uniaxial testing of metallic materials

GB/T 12347 Steel wire rope bending fatigue test method

GB/T 16825:1 Inspection and calibration of static uniaxial testing machines for metallic materials Part 1: Tensile and/or pressure tests

Inspection and calibration of mechanical force measuring systems

GB/T 21965 Wire rope acceptance and defect terminology

GB/T 40342 Determination of aluminum content in hot-dip galvanized aluminum alloy coating on steel wire

YB/T 081 Numerical rounding of metallurgical technical standards and determination of test data

YB/T 4182-2008 Determination method of oil content of steel wire rope

YB/T 4288 Bending fatigue test method for steel wire ropes used in elevators

YB/T 4933 Vickers hardness test method for steel wires used in elevator wire ropes

3 Terms and definitions

The terms and definitions defined in GB/T 8706 and the following apply to this document:

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 28 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

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