T/JSGT 006-2021 Active Group standards

T/JSGT 006-2021 Tire cord steel wire and steel cord wire for tire cord

Publish Date: 2021-09-16 Implement Date: 2021-09-17 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Price: $ 20.00

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Basic Information

Standard Code: T/JSGT 006-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Metallurgy

ICS Name: \nSteel rods and steel bars

Publish Date: 2021-09-16

Implement Date: 2021-09-17

Scope

Main Technical Specifications: (1) Steel Grade and Chemical Composition The steel grade and chemical composition (smelting composition) of the wire rod shall comply with the requirements specified in Table 1. When the purchaser requests to analyze the chemical composition of the finished product, the allowable deviations from the chemical composition specified in Table 1 shall comply with the provisions of GB/T 222. If necessary, the content of harmful elements Sn and As can be detected after consultation between the parties and noted in the contract. Upon mutual agreement and specified in the contract, other steel grades and chemical compositions of the wire rod may be supplied. **Table 1: Steel Grade and Chemical Composition (Unit: %)** **Steel Grade** **Chemical Composition (Mass Fraction)** **CSiMnPSP+SCrNiCuAls** C72DA 0.70вАУ0.75 0.15вАУ0.30 0.45вАУ0.60 вЙ§0.015 вЙ§0.015 вЙ§0.030 вЙ§0.08 вЙ§0.08 вЙ§0.08 вЙ§0.005 LX72A 0.70вАУ0.75 0.15вАУ0.25 0.45вАУ0.55 вЙ§0.012 вЙ§0.010 вЙ§0.020 вЙ§0.05 вЙ§0.05 вЙ§0.05 вЙ§0.003 C82DA 0.80вАУ0.85 0.15вАУ0.30 0.45вАУ0.60 вЙ§0.015 вЙ§0.015 вЙ§0.025 вЙ§0.08 вЙ§0.06 вЙ§0.08 вЙ§0.005 LX86A 0.84вАУ0.88 0.15вАУ0.28 0.45вАУ0.60 вЙ§0.015 вЙ§0.015 вЙ§0.025 вЙ§0.08 вЙ§0.06 вЙ§0.08 вЙ§0.005 **(2) Gas Content Requirements** The gas content of the steel shall comply with the requirements specified in Table 2. **Table 2: Gas Content Unit: ppm** **Steel Grade** **NO** C72DA, C82DA, C86DA вЙ§50 вЙ§30 LX72A, LX82A, LX86A вЙ§50 вЙ§25 **(3) Smelting Methods** The steel shall be smelted in a converter or electric furnace and subjected to post-smelting refining. **(4) Delivery Condition** The wire rod shall be delivered in a hot-rolled condition. Each coil shall consist of a single wire rod. **(5) Mechanical Properties** The mechanical properties of the wire rod shall comply with the requirements specified in T