GB/T15393-94《鋼絲鍍鋅層》,標準修訂主要參照GB/T1.1-2000《標準化工作導則》和ISO 7989-2:2007(E)《鋼絲和鋼絲製品 — 鋼絲的有色金屬塗層》,非等效採用ISO7989-2:2007(E)《鋼絲和鋼絲製品 — 鋼絲的有色金屬塗層》,與GB/T15393-94相比主要變化如下: ——增加鋅合金鍍層的技術要求、試驗方法及檢驗規則。本標準的附錄A為資料性附錄。由中國鋼鐵工業協會提出。由全國鋼標準化技術委員會歸口。
基本介紹
- 中文名:鋼絲鍍鋅層
- 國標號:GB/T15393-94
- 修訂標準:《標準化工作導則》
- 變化1:增加鋅合金鍍層的技術要求
- 變化2:增加試驗方法
- 變化3:增加檢驗規則
範圍
規範性引用檔案
技術要求
Al | Ce+La | Fe 不大於 | Si 不大於 | Pb 不大於 | Cd 不大於 | Sn 不大於 | 其他元素每種 不大於 | 其他元素總量 不大於 | Zn |
4.7~6.2 | 0.03~0.10 | 0.075 | 0.015 | 0.005 | 0.005 | 0.002 | 0.002 | 0.04 | 餘量 |
鋼絲直徑,mm | 鋅層重量,g/㎡ 不小於 | |||||||
A | AB | B | C | D | E | F | ||
A1 | B2 | |||||||
≤0.25 | - | - | 30 | 20 | 18 | 15 | 12 | 5 |
>0.25~0.40 | - | - | 50 | 30 | 25 | 20 | 12 | 5 |
>0.40~0.50 | 90 | 75 | 60 | 35 | 30 | 20 | 15 | 8 |
>0.50~0.60 | 110 | 90 | 70 | 50 | 35 | 20 | 15 | 8 |
>0.60~0.80 | 120 | 110 | 80 | 60 | 40 | 20 | 15 | 10 |
>0.80~1.00 | 150 | 130 | 90 | 70 | 50 | 25 | 18 | 10 |
>1.00~1.20 | 180 | 150 | 110 | 75 | 60 | 25 | 18 | 10 |
>1.20~1.40 | 200 | 160 | 120 | 85 | 60 | 25 | 18 | 14 |
>1.40~1.60 | 200 | 160 | 130 | 90 | 70 | 35 | 30 | 20 |
>1.60~1.80 | 220 | 180 | 130 | 100 | 70 | 40 | 30 | 20 |
>1.80~2.00 | 230 | 200 | 155 | 105 | 80 | 45 | 30 | 20 |
>2.00~2.20 | 230 | 200 | 155 | 110 | 80 | 50 | 40 | 25 |
>2.20~2.50 | 240 | 210 | 155 | 110 | 80 | 55 | 40 | 25 |
>2.50~2.80 | 250 | 220 | 165 | 120 | 90 | 65 | 45 | 25 |
>2.80~3.00 | 250 | 230 | 165 | 125 | 90 | 70 | 45 | 25 |
>3.00~3.20 | 260 | 230 | 165 | 125 | 90 | 80 | 50 | 25 |
>3.20~3.60 | 270 | 250 | 185 | 135 | 100 | 80 | 50 | 30 |
>3.60~4.00 | 270 | 250 | 190 | 135 | 100 | 85 | 60 | 30 |
>4.00~4.40 | 290 | 250 | 200 | 135 | 110 | 95 | 70 | 35 |
>4.40~5.20 | 290 | 270 | 245 | 160 | 110 | 95 | 70 | 40 |
>5.20~6.00 | 290 | 270 | 245 | - | 110 | 100 | 80 | 50 |
>6.00~7.50 | 290 | 290 | - | - | - | - | - | - |
>7.50~10.00 | 300 | 300 | - | - | - | - | - | - |
鋼絲公稱直徑,mm | 鋅合金層重量,g/㎡ 不小於 | ||
A級 | B級 | C級 | |
>1.24~1.50 | 185 | 370 | 555 |
>1.50~1.75 | 200 | 400 | 600 |
>1.75~2.25 | 215 | 430 | 645 |
>2.25~3.00 | 230 | 460 | 690 |
>3.00~3.50 | 245 | 490 | 735 |
>3.50~4.25 | 260 | 520 | 780 |
>4.25~4.75 | 275 | 550 | 825 |
>4.75~5.50 | 290 | 580 | 870 |
鋼絲直徑,mm | 纏繞試驗 | |
芯棒直徑為鋼絲直徑的倍數 | 纏繞圈數不小於 | |
≤0.30 | 1 | 6 |
>0.30~1.00 | 4 | 6 |
>1.00~2.00 | 5 | 6 |
>2.00~0.50 | 7 | 6 |
>7.50~10.00 | 鋼絲試驗應繞鋅棒至少彎曲90°鋅棒直徑為鋼絲直徑的5倍 |
鋼絲直徑,mm | 纏繞試驗 | |
芯(合金)棒直徑為鋼絲直徑的倍數 | 纏繞圈數不小於 | |
>1.24~2.25 | 3 | 8 |
>2.25~3.50 | 4 | 8 |
>3.50~5.50 | 5 | 8 |
試驗方法
序號 | 試驗項目 | 試驗方法 | 取樣部位 |
1 | 鋅層重量 | GB/T 2973 | 任一端 |
2 | 硫酸銅試驗 | GB/T 2972 | 任一端 |
3 | 纏繞試驗 | GB/T 2976 | 任一端 |
4 | 表面質量 | 肉眼檢查 | 任一部位 |
鋼絲直徑, mm | 硫酸銅試驗(浸置次數) 不小於 | |||||||||||||||
A | AB | B | C | D | E | F | ||||||||||
A2 | A2 | |||||||||||||||
60S | 30S | 60S | 30S | 60S | 30S | 60S | 30S | 60S | 30S | 60S | 30S | 60S | 30S | 60S | 30S | |
≤0.25 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
>0.25~0.40 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
>0.40~0.50 | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | - | - | - | - | - |
>0.50~0.60 | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - | - | - | - | - |
>0.60~0.80 | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - | - | - | - | - |
>0.80~1.00 | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | - |
>1.00~1.20 | 2 | - | 2 | - | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | - |
>1.20~1.40 | 2 | - | 2 | - | 1 | 1 | 1 | - | - | 1 | - | - | - | - | - | - |
>1.40~1.60 | 2 | 1 | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - |
>1.60~1.80 | 2 | 1 | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - |
>1.80~2.00 | 2 | 1 | 2 | - | 2 | - | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - |
>2.00~2.20 | 2 | 1 | 2 | - | 2 | - | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - |
>2.20~2.50 | 3 | - | 2 | - | 2 | - | 1 | 1 | 1 | - | - | 1 | - | 1 | - | - |
>2.50~2.80 | 3 | - | 2 | - | 2 | - | 1 | 1 | 1 | 1 | - | 1 | - | 1 | - | 1 |
>2.80~3.00 | 3 | - | 2 | 1 | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 |
>3.00~3.20 | 3 | - | 2 | 1 | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 |
>3.20~3.60 | 3 | - | 3 | - | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | 1 |
>3.60~4.00 | 3 | 1 | 3 | - | 2 | - | 1 | 1 | 1 | 1 | 1 | 1 | - | 1 | - | 1 |
>4.00~4.40 | 3 | 1 | 3 | - | 2 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | 1 |
>4.40~5.20 | 3 | 1 | 3 | - | 3 | - | 2 | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 |
>5.20~6.00 | 3 | 1 | 3 | - | 3 | - | - | - | 1 | 1 | 1 | 1 | 1 | - | - | 1 |
>6.00~7.50 | 3 | 1 | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
>7.50~10.00 | 4 | - | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - |