本規范共19章,主要內容包括:總則,基本規定,設各基礎、地腳螺栓及墊板,設備和材料進場,轉爐設備安裝,氧槍和副槍設備安裝,煙罩設備安裝,余熱鍋爐設備安裝,電弧爐設備安裝,鋼包精煉爐設備安裝,鋼包真空精煉爐及真空吹氧脫碳爐設備安裝,循環真空脫氣精煉爐設備安裝,澆注設備安裝,連續鑄鋼設備安裝,出坯和精整設備安裝,混鐵爐安裝,鐵水預處理設備安裝,煉鋼機械設備試運轉,安全和環保等。

GB50742-2012······1

1 總則······16

2 基本規定······17

3 設備基礎、地腳螺栓及墊板······19

3.1 設備基礎交接驗收······19

3.2 設備安裝基準線和基準點······19

3.3 地腳螺栓······20

3.4 墊板······21

4 設備和材料進場······22

4.1 設備進場······22

4.2 材料進場······22

5 轉爐設各安裝······23

5.1 耳軸軸承座及耳軸軸承······23

5.2 托圈······25

5.3 爐體······26

5.4 傾動裝置······28

5.5 活動擋板和固定擋板······30

6 氧槍和副槍設備安裝······31

6.1 氧槍······31

6.2 副槍······33

6.3 氮封裝置······35

6.4 副槍探頭裝頭機和拔頭機······35

7 煙罩設備安裝······36

7.1 裙罩······37

7.2 移動煙罩······37

8 余熱鍋爐設備安裝······39

8.1 一般規定······39

8.2 煙道······39

8.3 鍋筒······40

8.4 汽、水系統管道······41

8.5 蓄熱器······43

8.6 除氧水箱······43

9 電弧爐設備安裝······44

9.1 軌座······44

9.2 傾動裝置······44

9.3 傾動鎖定裝置······45

9.4 搖架······45

9.5 爐體······46

9.6 爐蓋、電極旋轉及爐蓋升降機構······48

9.7 電極升降及電極夾持機構······49

9.8 氧槍······49

10 鋼包精轉爐設備安裝······51

10.1 鋼包車軌道······51

10.2 鋼包車······51

10.3 爐蓋吊架、爐蓋及爐蓋升降機構······52

10.4 電極升降及夾持機構······53

11 鋼包真空精煉爐及真空吹氧脫碳爐設備安裝······54

11.1 一般規定······54

11.2 真空罐······54

11.3 真空罐蓋及罐蓋升降機構······55

11.4 真空裝置······55

11.5 氧槍······56

12 循環真空脫氣精煉爐設備安裝······57

12.1 一般規定······57

12.2 真空脫氣室車及脫氣室······57

12.3 鋼包頂升裝置······57

12.4 真空脫氣窒預熱裝置······58

12.5 氧槍······58

13 澆注設備安裝······60

13.1 鋼包回轉臺······60

13.2 中間罐車及軌道······61

13.3 烘烤器······61

14 連續鑄鋼設備安裝······62

14.1 結晶器和振動裝置······62

14.2 二次冷卻裝置······63

14.3 扇形段更換裝置······64

14.4 拉矯機······65

14.5 引錠桿收送及脫引錠裝置······66

14.6 火焰切割機······69

14.7 擺動剪······70

14.8 切頭收集裝置······70

14.9 毛刺清理機······71

15 出坯和精整設備安裝······72

15.1 輸送輥道······72

15.2 轉盤······72

15.3 推鋼機、拉鋼機、翻鋼機······73

15.4 火焰清理機······74

15.5 升降擋板、打印機······75

15.6 橫移小車······75

15.7 對中裝置······76

16 混鐵爐安裝······77

16.1 底座和滾道······77

16.2 爐殼······78

16.3 傾動裝置······79

16.4 揭蓋機構······79

17 鐵水預處理設備安裝······81

17.1 脫硫(磷)劑輸送設備······81

17.2 攪拌脫硫設各······82

17.3 噴吹脫磷設備······83

17.4 鐵水罐車及軌道······84

17.5 扒渣機······85

18 煉鋼機械設備試運轉······86

18.1 一般規定······86

18.2 轉爐設備試運轉······87

18.3 氧槍和副槍設備試運轉······87

18.4 煙罩設備試運轉······88

18.5 余熱鍋爐系統試運轉······88

18.6 電弧爐設備試運轉······89

18.7 鋼包精轉爐設備試運轉······85

18.8 鋼包真空精煉爐和真空吹氧脫碳爐設備試運轉······90

18.9 循環真空脫氣精煉爐設備試運轉······91

18.lO 澆注設備試運轉······91

18.11 連續鑄鈿設備試運轉······92

18.12 出坯和精整設備試運轉······93

18.13 混鐵爐試運轉······93

18.14 鐵水預處理設備試運轉······93

19 安全和環保······95

本規范用詞說明······96

1 總則······104

2 基本規定······105

3 設各基礎、地腳螺栓及墊板······108

3.1 設備基礎交接驗收······108

3.2 設備安裝基準線和基準點······108

3.3 地腳螺栓······108

3.4 墊板······109

4 設備和材料進場······110

4.1 設備進場······110

4.2 材料進場······110

5 轉爐設備安裝······111

5.1 耳軸軸承座及耳軸軸承······111

5.2 托圈······111

5.3 爐體······111

5.4 傾動裝置······114

6 氧槍和副槍設備安裝······115

6.1 氧槍······115

6.2 副槍······115

7 煙罩設備安裝······117

7.2 移動煙罩······117

8 余熱鍋爐設備安裝······118

8.1 一般規定······118

8.2 煙道······118

9 電弧爐設備安裝······119

9.1 軌座······119

9.3 傾動鎖定裝置······119

9.4 搖架······119

9.5 爐體······120

9.6 爐蓋、電極旋轉及爐蓋升降機構······120

9.7 電極升降及電極夾持機構······121

10 鋼包精轉爐設備安裝······122

10.3 爐蓋吊架、爐蓋及爐蓋升降機構······122

10.4 電極升降及夾持機構······122

11 鋼包真空精煉爐及真空吹氧脫碳爐設備安裝······123

11.2 真空罐······123

11.3 真空罐蓋及罐蓋升降機構······123

11.5 氧槍······123

12 循環真空脫氣精煉爐設備安裝······124

12.2 真空脫氣室車及脫氣室······124

12.4 真空脫氣室預熱裝置······124

13 澆注設備安裝······125

13.1 鋼包回轉臺······125

14 連續鑄鋼設各安裝······126

14.1 結晶器和振動裝置······126

14.2 二次冷卻裝置······126

14.4 拉矯機······126

14.5 引錠桿收送及脫引錠裝置······127

14.9 毛刺清理機······127

15 出坯和精整設備安裝······128

15.6 橫移小車······128

15.7 對中裝置······128

16 混鐵爐安裝······129

16.1 底座和滾道······129

16.2 爐殼······129

17 鐵水預處理設備安裝······130

17.5 扒渣機······130

18 煉鋼機械設備試運轉······131

18.1 一般規定······131

18.3 氧槍和副槍設備試運轉······131

19 安全和環保······132

引用標準名錄······87

附:條文說明······98