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馬鋼材料厚度公差標准:
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馬鋼冷軋鋼板及鋼帶(最小屈服強度＜280MPa的冷軋鋼板及鋼帶)厚度公差標准
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| 摘自Q/MGB1001-2008 表4 |
單位：mm |
| 公稱厚度 |
厚度允許偏差 |
普通精度(PT.A)
|
高級精度(PT.B) |
母卷卷寬
|
母卷卷寬 |
| ≤1200 |
＞1200~1500 |
＞1500 |
≤1200 |
＞1200~1500 |
＞1500 |
| ≤0.30 |
±0.03 |
±0.04 |
/ |
±0.020 |
±0.025 |
/ |
| ＞0.30~0.40 |
±0.04 |
±0.05 |
±0.06 |
±0.025 |
±0.030 |
±0.035 |
| ＞0.40~0.60 |
±0.04 |
±0.05 |
±0.06 |
±0.030 |
±0.035 |
±0.040 |
| ＞0.60~0.80 |
±0.05 |
±0.06 |
±0.07 |
±0.035 |
±0.040 |
±0.050 |
| ＞0.80~1.00 |
±0.06 |
±0.07 |
±0.08 |
±0.040 |
±0.050 |
±0.060 |
| ＞1.00~1.20 |
±0.07 |
±0.08 |
±0.10 |
±0.050 |
±0.060 |
±0.070 |
| ＞1.20~1.60 |
±0.09 |
±0.11 |
±0.12 |
±0.060 |
±0.070 |
±0.080 |
| ＞1.60~2.00 |
±0.12 |
±0.13 |
±0.14 |
±0.070 |
±0.080 |
±0.100 |
| ＞2.00~2.50 |
±0.14 |
±0.15 |
±0.16 |
±0.100 |
±0.110 |
±0.120 |
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注：1）在焊縫區域的10m範圍內，厚度允許偏差可最大增加50%。除訂貨時另有協議，這一增量適用于所有厚度，
也適用于普通精度和高級精度的正負偏差。
2）當鋼帶厚 度不小于1.50mm時,兩端總長度30m內的厚度允許偏差允許比規定值超出30％。
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馬鋼冷軋鋼板及鋼帶(當280MPa≤規定的最小屈服強度＜360MPa時)厚度公差標准
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| 摘自Q/MGB1001-2008 表3 |
單位：mm |
| 公稱厚度 |
厚度允許偏差 |
普通精度(PT.A)
|
高級精度(PT.B) |
母卷卷寬
|
母卷卷寬 |
| ≤1200 |
＞1200~1500 |
＞1500 |
≤1200 |
＞1200~1500 |
＞1500 |
| ≤0.30 |
±0.03 |
±0.04 |
/ |
±0.020 |
±0.025 |
/ |
| ＞0.30~0.40 |
±0.03 |
±0.04 |
±0.05 |
±0.020 |
±0.025 |
±0.030 |
| ＞0.40~0.60 |
±0.03 |
±0.04 |
±0.05 |
±0.025 |
±0.030 |
±0.035 |
| ＞0.60~0.80 |
±0.04 |
±0.05 |
±0.06 |
±0.030 |
±0.035 |
±0.040 |
| ＞0.80~1.00 |
±0.05 |
±0.06 |
±0.07 |
±0.035 |
±0.040 |
±0.050 |
| ＞1.00~1.20 |
±0.06 |
±0.07 |
±0.08 |
±0.040 |
±0.050 |
±0.060 |
| ＞1.20~1.60 |
±0.08 |
±0.09 |
±0.10 |
±0.050 |
±0.060 |
±0.070 |
| ＞1.60~2.00 |
±0.10 |
±0.11 |
±0.12 |
±0.060 |
±0.070 |
±0.080 |
| ＞2.00~2.50 |
±0.12 |
±0.13 |
±0.14 |
±0.080 |
±0.090 |
±0.100 |
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注：1）在焊縫區域的10m範圍內，厚度允許偏差可最大增加50%。
2）除訂貨時另有協議，這一增量適用于所有厚度，也適用于普通精度和高級精度的正負偏差。
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馬鋼熱浸度鋼板及鋼帶（最小屈服強度＜280MPa的熱鍍鋅鋼板及鋼帶）厚度公差標准
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| 摘自Q/MGB1001-2008 表7 |
單位：mm |
| 公稱厚度 |
厚度允許偏差 |
普通精度(PT.A)
|
高級精度(PT.B) |
母卷卷寬
|
母卷卷寬 |
| ≤1200 |
＞1200~1500 |
＞1500 |
≤1200 |
＞1200~1500 |
＞1500 |
| ≤0.40 |
±0.04 |
±0.05 |
±0.06 |
±0.030 |
±0.035 |
±0.040 |
| ＞0.40~0.60 |
±0.04 |
±0.05 |
±0.06 |
±0.035 |
±0.040 |
±0.045 |
| ＞0.60~0.80 |
±0.05 |
±0.06 |
±0.07 |
±0.040 |
±0.045 |
±0.050 |
| ＞0.80~1.00 |
±0.06 |
±0.07 |
±0.08 |
±0.045 |
±0.050 |
±0.060 |
| ＞1.00~1.20 |
±0.08 |
±0.09 |
±0.10 |
±0.050 |
±0.060 |
±0.070 |
| ＞1.20~1.60 |
±0.10 |
±0.11 |
±0.12 |
±0.060 |
±0.070 |
±0.080 |
| ＞1.60~2.00 |
±0.12 |
±0.13 |
±0.14 |
±0.070 |
±0.080 |
±0.090 |
| ＞2.00~2.50 |
±0.14 |
±0.15 |
±0.16 |
±0.090 |
±0.090 |
±0.110 |
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注：1）在焊縫區域的10m範圍內，厚度允許偏差可最大增加50%。
2）除訂貨時另有協議，這一增量適用于所有厚度，也適用于普通精度和高級精度的正負偏差。 |
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馬鋼熱浸度鋼板及鋼帶（當280MPa≤規定的最小屈服強度＜360MPa時）厚度公差標准
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| 摘自Q/MGB1001-2008 表8 |
單位：mm |
| 公稱厚度 |
厚度允許偏差 |
普通精度(PT.A)
|
高級精度(PT.B) |
母卷卷寬
|
母卷卷寬 |
| ≤1200 |
＞1200~1500 |
＞1500 |
≤1200 |
＞1200~1500 |
＞1500 |
| ≤0.40 |
±0.05 |
±0.06 |
±0.07 |
±0.035 |
±0.040 |
±0.045 |
| ＞0.40~0.60 |
±0.05 |
±0.06 |
±0.07 |
±0.040 |
±0.045 |
±0.050 |
| ＞0.60~0.80 |
±0.06 |
±0.07 |
±0.08 |
±0.045 |
±0.050 |
±0.060 |
| ＞0.80~1.00 |
±0.07 |
±0.08 |
±0.09 |
±0.050 |
±0.060 |
±0.070 |
| ＞1.00~1.20 |
±0.08 |
±0.09 |
±0.11 |
±0.060 |
±0.070 |
±0.080 |
| ＞1.20~1.60 |
±0.11 |
±0.13 |
±0.14 |
±0.070 |
±0.080 |
±0.090 |
| ＞1.60~2.00 |
±0.14 |
±0.15 |
±0.16 |
±0.080 |
±0.090 |
±0.110 |
| ＞2.00~2.50 |
±0.16 |
±0.17 |
±0.18 |
±0.110 |
±0.120 |
±0.130 |
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注：1）在焊縫區域的10m範圍內，厚度允許偏差可最大增加50%。
2）除訂貨時另有協議，這一增量適用于所有厚度，也適用于普通精度和高級精度的正負偏差。 |
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