Announcement　of　the　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People　s　Republic　of　China

Foreword

1　General　Provisions

2　Basic　Requirements

3　Equipment　Foundation，Foundation　Bolt　and　Base　Plate

• 3.1　Hand-over　and　Acceptance　of　Equipment　Foundation

• 3.2　Base　Line　and　Base　Mark　for　Equipment　Installation

• 3.3　Foundation　Bolt

• 3.4　Base　Plate

4　Equipment　and　Material　Mobilization

• 4.1　Equipment　Mobilization

• 4.2　Material　Mobilization

5　Converter　Installation

• 5.1　Trunnion　Bearing　Pedestal　and　Trunnion　Bearing

• 5.2　Backing　Ring

• 5.3　Furnace　Body

• 5.4　Tilting　Device

• 5.5　Removable　Guard　Board　and　Fixed　Guard　Board

6　Installation　of　Oxygen　Lance　and　Sublance

• 6.1　Oxygen　Lance

• 6.2　Sublance

• 6.3　Nitrogen　Sealing　Device

• 6.4　Probe　Mounting　Machine　and　Pulling　Machine　for　Sublance

7　Installation　of　Hood

• 7.1　Skirt　of　Hood

• 7.2　Removable　Hood

8　Installation　of　Waste　Heat　Boiler

• 8.1　General　Requirements

• 8.2　Flue

• 8.3　Boiler　Barrel

• 8.4　Piping　for　Steam　and　Water　Systems

• 8.5　Heat　Accumulator

• 8.6　Deoxidization　Water　Tank

9　Installation　of　Electric　Arc　Furnace

• 9.1　Rail　Chair

• 9.2　Tilting　Device

• 9.3　Tilting　Locking　Device

• 9.4　Cradle

• 9.5　Furnace　Body

• 9.6　Furnace　Cover，Electrode　Rotating　Mechanism　and　Furnace　Cover　Lifting　Mechanism

• 9.7　Electrode　Lifting　Mechanism　and　Electrode　Clamping　Mechanism

• 9.8　Oxygen　Lance

10　Installation　of　Ladle　Refining　Furnace

• 10.1　Track　for　Buggy　Ladle

• 10.2　Buggy　Ladle

• 10.3　Furnace　Cover　Cradle，Furnace　Cover　and　Furnace　Cover　Lifting　Mechanism

• 10.4　Electrode　Lifting　Mechanism　and　Electrode　Clamping　Mechanism

11　Installation　of　Vacuum　Ladle　Refining　Furnace　and　Vacuum　Oxygen　Decarburization　Converter

• 11.1　General　Requirements

• 11.2　Vacuum　Tank

• 11.3　Vacuum　Tank　Cap　and　Tank　Cap　Lifting　Mechanism

• 11.4　Vacuum　Device

• 11.5　Oxygen　Lance

12　Installation　of　Recirculation　Vacuum　Degassing　Refining　Furnace

• 12.1　General　Requirements

• 12.2　Vacuum　Degassing　Chamber　Car　and　Degassing　Chamber

• 12.3　Ladle　Lifting　Device

• 12.4　Preheating　Device　for　Vacuum　Degassing　Chamber

• 12.5　Oxygen　Lance

13　Installation　of　Casting　Equipment

• 13.1　Ladle　Turret

• 13.2　Tundish　Car　and　Track

• 13.3　Roaster

14　Installation　of　Continuous　Steel-casting　Equipment

• 14.1　Mold　and　Vibrating　Device

• 14.2　Secondary　Cooling　Device

• 14.3　Exchange　Device　for　Segment

• 14.4　Withdrawal　and　Straightening　Unit

• 14.5　Dummy　Bar　Receiving　and　Sending　Device　and　Dummy　Bar　Disconnecting　Device

• 14.6　Flame　Cutting　Machine

• 14.7　Rocking　Shear

• 14.8　Crop　Collecting　Device

• 14.9　Burring　Machine

15　Installation　of　Discharging　and　Finishing　Equipment

• 15.1　Run-out　Roller　Table

• 15.2　Turntable

• 15.3　Pusher，Puller　and　Tilter

• 15.4　Scarfer

• 15.5　Lifting　Guard　Board　and　Marking　Punch

• 15.6　Cross　Travelling　Trolley

• 15.7　Centering　Device

16　Installation　of　Hot　Metal　Mixer

• 16.1　Base　and　Roller

• 16.2　Furnace　Shell

• 16.3　Tilting　Device

• 16.4　Cover　Manipulator

17　Installation　of　Hot　Metal　Pretreatment　Equipment

• 17.1　Desulfurizer（Dephosphorizer）Conveying　Device

• 17.2　Stirring　Desulfurization　Equipment

• 17.3　Injection　Dephosphorization　Equipment

• 17.4　Molten　Iron　Tank　Car　and　Track

• 17.5　Slag　Remover

18　Test　Run　of　Steel-making　Mechanical　Equipment

• 18.1　General　Requirements

• 18.2　Test　Run　of　Converter

• 18.3　Test　Run　of　Oxygen　Lance　and　Sublance

• 18.4　Test　Run　of　Hood

• 18.5　Test　Run　of　Waste　Heat　Boiler　System

• 18.6　Test　Run　of　Electric　Arc　Furnace

• 18.7　Test　Run　of　Ladle　Refining　Furnace

• 18.8　Test　Run　of　Vacuum　Ladle　Refining　Furnace　and　Vacuum　Oxygen　Decarburization　Converter

• 18.9　Test　Run　of　Recirculation　Vacuum　Degassing　Refining　Furnace

• 18.10　Test　Run　of　Casting　Equipment

• 18.11　Test　Run　of　Continuous　Steel-casting　Equipment

• 18.12　Test　Run　of　Discharging　and　Finishing　Equipment

• 18.13　Test　Run　of　Hot　Metal　Mixer

• 18.14　Test　Run　of　Hot　Metal　Pretreatment　Equipment

19　Safety　and　Environmental　Protection

Explanation　of　Wording　in　This　Code

Normative　Standard