GB/T 37607-2025 English PDFGB/T 37607: Historical versions
Basic dataStandard ID: GB/T 37607-2025 (GB/T37607-2025)Description (Translated English): Corrosion-resistant alloy wire rod and wire Sector / Industry: National Standard (Recommended) Date of Implementation: 2026-03-01 Older Standard (superseded by this standard): GB/T 37607-2019, GB/T 38589-2020 GB/T 37607-2019: Corrosion-resistant alloy wire rod and wire---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Corrosion-resistant alloy wire rod and wire ICS 77.140.99 H59 National Standards of People's Republic of China Corrosion resistant alloy wire rod and wire Published on.2019-06-04 2020-05-01 implementation State market supervision and administration China National Standardization Administration issued ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the China Iron and Steel Association. This standard is under the jurisdiction of the National Steel Standardization Technical Committee (SAC/TC183). This standard was drafted. Maanshan Ningdan Special Alloy Co., Ltd., Yongjia County Sanhe Spring Co., Ltd., Yongxing Special Stainless Steel Co., Ltd. Co., Ltd., China Aviation Industry Corporation Jincheng Nanjing Electromechanical Hydraulic Engineering Research Center, Nanjing Debang Metal Equipment Engineering Co., Ltd. Company, Metallurgical Industry Information Standards Institute, Danyang Kaixin Alloy Material Co., Ltd., Nanjing Intean Special Steel Co., Ltd., Baosteel Special Steel Limited company, Jiangsu Shenyuan Group Co., Ltd. The main drafters of this standard. Ren Weiping, Ye Long, Run Changsheng, Ren Jiayi, Gu Jianlin, Deng Jiaai, Meng Weidong, Yan Yuming, Chen Minmin, Jing Zhengwei, Zhang Daonen, Han Hongwei, Li Xiaodong, Tu Yuguo, Wang Shuchang. Corrosion resistant alloy wire rod and wire1 ScopeThis standard specifies the grade, size, shape, technical requirements, test methods, inspection rules, packaging, marking and corrosion resistance of corrosion resistant alloy wire rods and wires. Quality certificate, etc. This standard is applicable to corrosion resistant alloy wire rods with nominal diameters of 4.5mm to 18.0mm and resistance to nominal diameters of 0.10mm to 16.0mm. The etched alloy cold drawn (pull) wire (hereinafter referred to as the alloy material), other specifications can also be referred to.2 Normative referencesThe following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 223.5 Determination of acid-dissolved silicon and total silicon content - Reducing silyl molybdate spectrophotometric method GB/T 223.8 Methods for chemical analysis of steels and alloys - Sodium fluoride separation - EDTA titration GB/T 223.9 Determination of aluminium content in steels and alloys - chrome azure S spectrophotometric method GB/T 223.11 Determination of chromium content in steels and alloys - either titration or potentiometric titration GB/T 223.14 Methods for chemical analysis of steels and alloys - Determination of vanadium content by extraction spectrophotometric method GB/T 223.17 Methods for chemical analysis of steels and alloys - Determination of titanium content by diantipyrylmethane photometric method GB/T 223.18 Methods for chemical analysis of steels and alloys - Separation of sodium thiosulfate - Iodometric method GB/T 223.19 Methods for chemical analysis of steels and alloys - s. GB/T 223.22 Methods for chemical analysis of steels and alloys - Determination of amount of cobalt by nitroso-R salt spectrophotometric method GB/T 223.25 Methods for chemical analysis of steels and alloys - s GB/T 223.26 Determination of molybdenum content of steels and alloys - thiocyanate spectrophotometric method GB/T 223.28 Determination of molybdenum content by the method of α-benzoin method GB/T 223.38 Methods for chemical analysis of steels and alloys - Ion exchange separation - Gravimetric method GB/T 223.40 Determination of bismuth content of steels and alloys - chlorosulfonol S spectrophotometric method GB/T 223.42 Methods for chemical analysis of steels and alloys - Ion exchange separation - Bromopyrogallol red spectrophotometric method GB/T 223.43 Determination of tungsten content of steels and alloys - Gravimetric method and spectrophotometric method GB/T 223.62 Methods for chemical analysis of steels and alloys - Determination of phosphorus content by butyl acetate extraction spectrophotometry GB/T 223.63 Determination of manganese content by sodium periodate (potassium) photometric method GB/T 223.64 Determination of manganese content in steels and alloys - Flame atomic absorption spectrometry GB/T 223.65 Determination of cobalt content in steels and alloys by flame atomic absorption spectrometry GB/T 223.73 Determination of iron content in steels and alloys - Titanium trichloride - Potassium dichromate titration GB/T 223.75 Determination of boron content in steel and alloys - Distillation - Curcumin photometric method GB/T 223.79 Determination of multi-element content of iron and steel by X-ray fluorescence spectrometry (conventional method) GB/T 223.85 Determination of sulfur content of steel and alloys - Infrared absorption method after induction furnace combustion GB/T 223.86 Determination of total carbon content of steels and alloys - Infrared absorption method after induction furnace combustion Low-magnification structure and defect acid etching test method for GB/T 226 steel GB/T 228.1 tensile testing of metallic materials - Part 1 GB/T 228.2 tensile testing of metallic materials - Part 2. GB/T 239.2 Metallic materials and wires - Part 2. Two-way torsion test method GB/T 2039 metal material uniaxial tensile creep test method GB/T 2103-2008 General provisions for wire acceptance, packaging, marking and quality certificates GB/T 2975 steel and steel products mechanical properties test sampling position and sample preparation GB/T 4162 forging steel bar ultrasonic testing method GB/T 6394 method for determination of average grain size of metals GB/T 11170 Determination of multi-element content of stainless steels. Spark discharge atomic emission spectrometry (conventional method) GB/T 15007 corrosion resistant grade GB/T 15260 Corrosion-resistant nickel alloy intergranular corrosion test method for metals and alloys GB/T 20066 Sampling and sample preparation method for samples for determination of chemical composition of steel and iron GB/T 20123 Determination of total carbon and sulfur content of steels - Infrared absorption method after high-frequency induction furnace combustion (conventional method) GJB9443 remelting steel bar, steel billet low-order etching and evaluation method YB/T 4395 Determination of molybdenum, niobium and tungsten content by inductively coupled plasma atomic emission spectrometry Methods of chemical analysis of nickel and copper alloys - Part 2. Determination of copper content3 Ordering contentContracts ordered under this standard shall include the following. a) the standard number; b) alloy grades; c) specifications; d) weight (or quantity); e) delivery status (see 5.3); f) smelting methods (if necessary); g) Special requirements. 4 size, shape, diameter and weight 4.1 Wire rod size, shape, diameter and weight 4.1.1 The size and allowable deviation of the wire rod shall comply with the provisions of Table 1. The specific group shall be indicated in the contract. If not specified, it shall be in Group A. Table 1 Hot rolled wire rod size and allowable deviation unit is mm 4.1.2 The out-of-roundness of the wire rod shall not exceed 70% of the diameter tolerance. 4.1.3 The inner diameter of the coil of the wire rod shall comply with the requirements of Table 2. Table 2 The inner diameter of the wire rod coil is in millimeters 4.1.4 The wire rod is delivered according to the actual weight. 4.2 Cold drawing (drawing) wire size, shape, diameter and weight 4.2.1 The dimensions and tolerances of cold drawn (pull) wire shall comply with the requirements of Table 3. Table 3 Cold drawn (pull) wire size and tolerance unit is mm 4.2.2 The unroundness of the cold drawn (pull) wire shall not be greater than half of the diameter tolerance. 4.2.3 Cold-drawn (pull-out) wire is delivered in coils, entangled shafts, with or without a mandrel. Coil and dense layer winding Regular, and consists of an alloy wire, the wire should not be scattered, twisted or "∞" shaped when the coil is opened. Winding shaft or container packaging should be guaranteed The certificate line is smooth and the head is clearly marked. The inner diameter of the cold drawn (pull) wire coil shall comply with the requirements of Table 4. The demand side has special requirements for the inner diameter of the coil Time-seeking is determined by both parties. Table 4 Cold drawn (pull) wire size and coil inner diameter in millimeters 4.2.4 Cold drawn (pull) wire is delivered according to the actual weight.5 Technical requirements5.1 Brand and chemical composition The grade and chemical composition of the alloy (melting analysis) shall comply with the requirements of Table 5. The chemical composition of the finished product is allowed to be biased. GB/T 15007 provisions. 5.2 Smelting method The alloy is remelted and smelted by electric arc furnace plus refining and electric slag, or re-melted by vacuum induction slag; It is also indicated in the contract that other smelting methods that meet the requirements of this standard may also be used. 5.3 Delivery status 5.3.1 Wire rods shall be delivered in hot rolled or solid solution state. The surface can be hot rolled, pickled or peeled, delivered by the supplier and the buyer, and In the same note, it can also be delivered in other surface states. 5.3.2 Cold drawn (pull) wire shall be delivered in cold drawing, solid solution or solid solution aging. The surface should be delivered in pickled or peeled state. Both parties need to negotiate and indicate in the contract, and can also be delivered in other surface states. 5.4 Mechanical properties 5.4.1 The wire rod shall be tested for hardness or tensile strength. The specific requirements shall be determined by both parties. 5.4.2 The mechanical properties of the cold drawn (pull) wire treated by the heat treatment system recommended in Table 6 shall comply with the requirements of Table 6. 5.5 Surface quality 5.5.1 The surface of the wire rod shall be smooth, free from cracks, scars, flash, heavy skin, tensile marks, burrs, scratches, and allow individual depths not exceeding the ruler. The pitting and scratches of half of the inch tolerance exist. 5.5.2 Cold drawn surfaces are not allowed to have defects such as scabs, folds, cracks, burrs, pits, scratches and scales, but are allowed to be used. There are individual pepsts and scratches that do not exceed half the dimensional tolerances. 5.6 Special requirements According to the requirements of the purchaser, after consultation between the supplier and the buyer, and in the contract, the alloy materials with the following special requirements can be supplied. a) testing low-magnification tissue; b) ultrasonic testing; c) checking the grain size; d) testing intergranular corrosion; e) testing high temperature stretching; f) testing process performance such as torsion; g) Other. Table 6 Mechanical properties of cold drawn (pull) wire at room temperature6 Test methods6.1 The inspection items and test methods of the alloy materials shall comply with the requirements of Table 7. 6.2 The chemical analysis method shall be carried out according to GB/T 11170, GB/T 20123 or the general method, but the arbitration analysis shall be in accordance with GB/T 223.5. GB/T 223.8, GB/T 223.9, GB/T 223.11, GB/T 223.14, GB/T 223.17, GB/T 223.18, GB/T 223.19, GB/T 223.22, GB/T 223.25, GB/T 223.26, GB/T 223.28, GB/T 223.38, GB/T 223.40, GB/T 223.42 GB/T 223.43, GB/T 223.62, GB/T 223.63, GB/T 223.64, GB/T 223.65, GB/T 223.73, GB/T 223.75, The provisions of GB/T 223.79, GB/T 223.85, GB/T 223.86, YB/T 4395 or YS/T 325.2 are carried out. Table 7 Test item list Serial number test item sampling quantity Sampling site and sampling method Wire rod cold drawn (pull) wire experiment method 1 Chemical composition 2/furnace steel ingot head and tail, GB/T 20066 See 6.2 2 Stretching 2/batch GB/T 2975 at room temperature, different discs (volume) GB/T 228.1 3 hardness 2/batch of arbitrary parts - negotiated by both parties 4 Low magnification 2/batch equivalent to the intermediate billet of the alloy spindle or tail GB/T 226, GJB9443 5 Ultrasonic testing by disc (volume) Intermediate billet or billet before rolling GB/T 4162 6 grain size 1/batch of any disk (volume) on any part GB/T 6394 7 intergranular corrosion 1/batch of billet before rolling or negotiate GB/T 15260 or both parties negotiate 8 high temperature stretching 2/batch GB/T 2975, different discs (volume) GB/T 228.2, GB/T 2039 9 torsion 2/batch of different discs (volume) GB/T 239.2 10 Surface quality by disk (volume) - visual 11 Dimensions, shapes, and disk diameters (volumes) - Measuring tools that meet the accuracy requirements7 Inspection rules7.1 Inspection and acceptance The inspection and acceptance of the alloy material shall be carried out by the supplier's quality and technical supervision department. The purchaser has the right to inspect the alloy material in accordance with the provisions of this standard. acceptance. 7.2 Batch rule Alloy materials shall be submitted for inspection and acceptance in batches. Each batch should be of the same grade, the same heat number, the same specification, the same delivery status, the same heat The composition of the alloy material of the furnace. 7.3 Sampling location and number of samples The sampling area and sampling quantity of the alloy material shall comply with the requirements of Table 7. 7.4 Re-inspection and decision rules 7.4.1 When the result of chemical composition analysis is unqualified, re-sampling is allowed to analyze the unqualified elements, and the re-inspection result is still unqualified, then The furnace was judged to be unqualified. 7.4.2 When the mechanical properties, hardness, grain size and torsion test results are unqualified, it is allowed to pass from the batch of alloy materials (including alloys that are not qualified at first pass). Double samples were taken for retesting. If the result of the retest is still unqualified, the criticism is unqualified. 7.4.3 When the size and shape are unqualified, the single disc (volume) is judged as unqualified. 7.4.4 When the surface quality is defective, it is allowed to be cut and re-distributed. 8 Packaging, sign and quality certificate 8.1 The packaging and marking of alloy materials shall comply with the requirements of Class C or Class E of GB/T 2103-2008, and other types of packaging shall be required. Indicated in the contract. 8.2 The quality certificate of the alloy material shall include. a) the name of the production unit; b) the name of the user; c) the contract number; d) product name; e) brand number; f) the standard number; g) specifications; h) weight (quantity); i) smelting methods; j) smelting furnace number; k) batch number; l) delivery status; m) chemical composition; n) mechanical properties at room temperature; o) the date of packaging; p) Test results for special requirements.Appendix A(informative appendix) Corrosion resistant alloy grades at home and abroad Corresponding to the corrosion resistance grades at home and abroad, see Table A.1. Table A.1 Comparison of corrosion resistant alloy grades at home and abroad ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 37607-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 37607-2025_English as soon as possible, and keep you informed of the progress. 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