This standard specifies the classification, order contents, materials, technical requirements, inspection, test, acceptance method, and packaging, marking and quality certificate of compacted strand ropes.
This standard is applicable to compacted strand ropes used for mine shaft lifting, large pouring, petroleum drilling, large hoisting, boat, offshore facility, aerial ropeway, hoisting transportation, etc.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 228 Metallic Materials - Tensile Testing at Ambient Temperature (GB/T 228-2002, eqv ISO 6892:1998)
GB/T 238 Metallic Materials C Wire - Reverse Bend Test (GB/T 238-2002, idt ISO 7801:1984)
GB/T 239 Metallic Materials Wire Torsion Test (GB/T 239-1999, eqv ISO 7800:1984, ISO 9649:1990)
GB/T 1839 Test Method for Gravimetric Determination of the Mass Per Unit Area of Galvanized Coatings on Steel Products (GB/T 1839-2008, ISO 1460-1992, MOD)
GB/T 2104 Steel Wire Ropes C Packing, Marking and Certificate - General Requirements
GB/T 8170 Rules for Rounding off of Numerical Values
GB/T 8358 Method of Breaking Tensile Test for Steel Wire Ropes (GB/T 8358-2006, ISO 3108:1974, NEQ)
GB/T 8706 Steel Wire Ropes - Vocabulary, Designation and Classification (GB/T 8706-2006, ISO 17893:2004, IDT)
GB/T 15030 Steel Wire Ropes - Sisal Main Cores
GB/T 21965 Steel Wire Ropes - Vocabulary for Acceptance and Defect (GB/T 21965-2008, ISO 2532:1974, NEQ)
YB/T 5343 Steel Wire for Ropes
SH/T 0387 Surface Grease for Steel Wire Ropes
SH/T 0388 Hemp Core Grease for Steel Wire Ropes
3 Terms and Definitions
For the purposes of this standard, the following terms and definitions apply.
3.1
compacted strand
strand with the shape of steel wire and the dimension of strand changed but the metal cross-sectional area of steel wire unchanged after roll-die drawing, rolling, hammering and other deformation processing