熱軋薄板廠工藝規(guī)程-2006-06-01.doc

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1、唐山國豐鋼鐵有限公司熱軋薄板廠工藝規(guī)程（草案）目錄1目的22適用范圍23標(biāo)準(zhǔn)：33.1產(chǎn)品范圍及標(biāo)準(zhǔn)33.2各類鋼材內(nèi)控標(biāo)準(zhǔn)63.3商品卷表面質(zhì)量標(biāo)準(zhǔn)63.4冷軋用熱軋卷尺寸偏差與外形標(biāo)準(zhǔn)63.5冷軋用熱軋卷表面質(zhì)量標(biāo)準(zhǔn)73.6各類鋼材交貨標(biāo)準(zhǔn)73.7取樣方法83.8包裝標(biāo)準(zhǔn)84產(chǎn)品生產(chǎn)管理流程84.1生產(chǎn)規(guī)模84.2生產(chǎn)流程95熱軋工藝制度95.1溫度制度95.2換輥制度95.3PDI編制105.4軋制單位編制1021目的為加強(qiáng)職工規(guī)范操作，保證產(chǎn)品質(zhì)量和滿足顧客的要求。2適用范圍熱軋薄板廠所有工序。2

2、1標(biāo)準(zhǔn)：1.1產(chǎn)品范圍及標(biāo)準(zhǔn)1.1.1低碳鋼規(guī)格范圍牌號分類用途厚度標(biāo)準(zhǔn)CSiMnPSAlCuCrNi屈服強(qiáng)度抗拉強(qiáng)度伸長率180冷彎d(1.2~12.7)*(800~1200)(1.5~12.7)*(800~1300)Q195一般碳素結(jié)構(gòu)鋼≤4GB912-890.06~0.120.12~0.300.25~0.5≤0.045≤0.05≥195315~430≥334.0~12.7GB3274-88內(nèi)控≤0.06≤0.060.25~0.35≤0.025≤0.025Q195L一般碳素結(jié)構(gòu)鋼冷軋內(nèi)控≤0.08≤0

3、.080.25~0.5≤0.035≤0.03508AL優(yōu)質(zhì)碳素結(jié)構(gòu)鋼冷軋≤4GB710-91≤0.08≤0.03≤0.65≤0.035≤0.0350.015~0.065≤0.25≤0.10≤0.30≥195275~410≥33　4.0~12.7GB711-88內(nèi)控0.03~0.06≤0.030.25~0.35≤0.020≤0.0200.02~0.04SPHC優(yōu)質(zhì)碳素結(jié)構(gòu)鋼冷軋JISG3131≤0.15≤0.6≤0.05≤0.05≥270≥310/0.5a內(nèi)控≤0.08≤0.03≤0.65≤0.035≤0.

4、0350.015~0.065SPHD優(yōu)質(zhì)碳素結(jié)構(gòu)鋼冷軋JISG3131≤0.08≤0.030.25~0.50≤0.035≤0.035≥195275~410≥38　內(nèi)控≤0.06≤0.030.30~0.40≤0.025≤0.025St12優(yōu)質(zhì)碳素結(jié)構(gòu)鋼冷軋DIN1614≤0.10≤0.035≤0.035≤440≥29內(nèi)控≤0.08≤0.03≤0.65≤0.035≤0.0350.015~0.06508優(yōu)質(zhì)碳素結(jié)構(gòu)鋼　GB710-910.05~0.110.17~0.370.35~0.65≤0.035≤0.035

5、內(nèi)控10中碳鋼規(guī)格范圍牌號分類用途厚度標(biāo)準(zhǔn)CSiMnPSAlCuCrNi屈服強(qiáng)度抗拉強(qiáng)度伸長率180冷彎d(1.2~12.7)*(800~1000)(1.5~12.7)*(800~1300)Q215一般碳素結(jié)構(gòu)鋼≤4GB912-890.09~0.150.12~0.30≤0.045≤0.045≤0.050≥215335~450≥30　4.0~12.7GB3274-88內(nèi)控Q235一般碳素結(jié)構(gòu)鋼≤4GB912-890.14~0.220.12~0.300.30~0.65≤0.045≤0.050≥235375~5

6、00≥25a/1.5a4.0~12.7GB3274-88內(nèi)控S235JREN10025-2≤0.19≤1.50≤0.045≤0.0450.015~0.035≤0.6≥235360~510≥261.5a協(xié)議0.12~0.16≤0.050.55~0.65≤0.025≤0.025SS400JISG31010.14~0.180.1~0.20.4~0.6≤0.025≤0.0250.015~0.03≥245400~510≥211.5a內(nèi)控10優(yōu)質(zhì)碳素結(jié)構(gòu)鋼≤4GB710-910.07~0.130.17~0.370.2

7、5~0.65≤0.035≤0.035295~430≥244.0~12.7GB711-880.07~0.14≤0.040≥335≥320內(nèi)控15優(yōu)質(zhì)碳素結(jié)構(gòu)鋼≤4GB710-910.12~0.180.17~0.370.35~0.65≤0.035≤0.035335~470≥244.0~12.7GB711-880.12~0.19≤0.040≥370≥300.5a內(nèi)控20優(yōu)質(zhì)碳素結(jié)構(gòu)鋼≤4GB710-910.17~0.230.17~0.370.35~0.65≤0.035≤0.035≤0.25≤0.25≤0.30　

8、355~500≥244.0~12.7GB711-880.17~0.24≤0.040≥410≥28a內(nèi)控0.17~0.220.18~0.300.40~0.50≤0.025≤0.02510高碳鋼及低合金鋼規(guī)格范圍牌號分類用途厚度標(biāo)準(zhǔn)CSiMnPSAlCuCrNi屈服強(qiáng)度抗拉強(qiáng)度伸長率180冷彎d(1.5~12.7)*(800~900)(1.6~12.7)*(800~1000)(2.2~12.7)*(800~1300)Q345B一般