Sichuan Liuhe Forging Co., Ltd. Manufacturer of High Quality Special Steel. www.lhforging.com

Содержание

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Brief Introduction Application of High Quality Special Steel Process and Equipments Technical Research 1


Brief Introduction

Application of High Quality Special Steel

Process and Equipments

Technical Research

1

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1. Brief Introduction 2 The company is established in April, 2004


1. Brief Introduction

2

The company is established in April, 2004 in

Jiangyou, Sichuan
with the registered capital of USD13 Million. Its fixed asset equals USD230 Million with the total occupies area of 296,000 M2 and 823
staffs. Its sales income in 2017 is USD96 Million. The company is a
mixed ownership enterprice with state shares.
The company is mainly engaged in the production of high quality stainless steel, heat-resistant steel, superalloy, precision alloy forged products, forgings and machined parts.
Research Base of Blade Materials Used for Steam Turbine Units.
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3 Brief Introduction

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Brief Introduction

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Brief Introduction National High-Tec. Enterprise Gas Turbine Enterprise Alliance of Sichuan

Brief Introduction

National High-Tec. Enterprise
Gas Turbine Enterprise Alliance of Sichuan

Province
in 2014
Research Base of Blade Materials Used for Steam Turbine Units

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5 Vocation Health & Safety Management System: GB/T 28001-2011(OHSAS 18001:2007) Environmental


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Vocation Health & Safety Management System:
GB/T 28001-2011(OHSAS 18001:2007)
Environmental Management

System:
GB/T 24001-2004(idt ISO 14001:200
Test Center: CNAS Approved
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2. Application of High Quality Special Steel 6


2. Application of High Quality Special Steel

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Application Blades, strengthening rings applied for supercritical and ultra-supercritical units and

Application
Blades, strengthening rings applied for supercritical and ultra-supercritical units

and nuclear power steam turbines,forgings for bolts
Top grade heat-resistant, corrosion-resistant special steel, superalloy, corrosion-resistant alloy, precision alloy

Superior forged alloy and tool steel round bars & blocks

High Quality Special Steel Manufacturer

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Main products and application: Thermal power Steam turbines Nuclear power Gas

Main products and application:
Thermal power
Steam turbines
Nuclear power
Gas turbines

Blades,bolts,

stiffening rings for sprayers

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Application

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Product Photos 9 Application

Product Photos

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Application

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Product Photos 10 Application

Product Photos

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Application

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Product Photos 11 Application

Product Photos

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Application

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Product Photos 12 Application

Product Photos

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Application

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Packing Photos 13 Application

Packing Photos

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Application

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Product Photos 14

Product Photos

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Product Photos 15 Application

Product Photos

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Application

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Product Photos 16 Application

Product Photos

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Application

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Product Photos 17 Application

Product Photos

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Application

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Product Photos 18 Application

Product Photos

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Application

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Product Photos 19 Application

Product Photos

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Application

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Product Photos 20 Application

Product Photos

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Application

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Application Finished Blades & Machined Parts 21

Application

Finished Blades & Machined Parts

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Product Photos 22 Application

Product Photos

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Application

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Product Photos 23 Application

Product Photos

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Application

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Packing Photos 24 Application

Packing Photos

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Application

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Tangential supporting forgings Middle and small forgings: Small rotors, stiffening rings,

Tangential supporting forgings

Middle and small forgings:
Small rotors, stiffening rings, fastening

rings, tangential supporting plates,
diaphragms
Precision alloy rings for aviation field: 4J32
GH 600 tubeplates for chemical industry; 17-4 forgings for impellers

Forging of 1Cr10Mo1NiWVNbN rotors

Forging of GH600 tubeplates

Stiffening rings (Co3W2)

Forged rings (4J32)

5 Forged rings (C422)

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Application

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3. Process and Equipments 26


3. Process and Equipments

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Process and Equipments Typical process chart 27

Process and Equipments

Typical process chart

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Process and Equipments Since 2016, the company began to upgrade the

Process and Equipments

Since 2016, the company began to upgrade the

present equipments for the
aviation, gas turbine and superior tool steel projects with the total investment
of around USD130 million:
Melting:
1)Casting system: automatic casting car imported from Inteco, Austria;
2) Inert gas ESR FURNACES:
6MT*1: Manufactured by Consarc;
2MT*1;
3) VIM: 6MT *1 (Made by Consarc, USA);
4) VAR:6MT*1 (Made by Consarc, USA);
12MT*1 (Made by Consarc, USA);
Working:
1) 50/55 MN forging press imported from SMS, Germany
2) Rolling mill for round bars and flat bars;
Testing:
1) NDT Auto-Testing Line for round bars (Under discussion)
2) ICP spectrometry;
3) SEM (scanning electronic microscope)

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Process and Equipments 29

Process and Equipments

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(Heat treatment & machining) Process and Equipments 30

(Heat treatment & machining)

Process and Equipments

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Process and Equipments 31

Process and Equipments

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Process and Equipments Newly installed 6MT VIM 32 Under installation After instalation

Process and Equipments

Newly installed 6MT VIM

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Under installation

After instalation

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Process and Equipments Secondary remelting Equipments 33 Ordinary ESR furnaces: 5MT

Process and Equipments

Secondary remelting Equipments

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Ordinary ESR furnaces: 5MT

Inert gas ESR:

6MT

12MT VAR

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Process and Equipments 2000MT FORGING PRESS 34

Process and Equipments

2000MT FORGING PRESS

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Process and Equipments 6000MT forging press 35

Process and Equipments

6000MT forging press

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Process and Equipments Flexible rolling mill(induction heated) 36

Process and Equipments

Flexible rolling mill(induction heated)

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Process and Equipments Heat treatment furnaces 37

Process and Equipments

Heat treatment furnaces

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Test Equipements 1 38 Process and Equipments

Test Equipements 1

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Process and Equipments

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Test Equipements 2 39 Process and Equipments

Test Equipements 2

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Process and Equipments

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Process and Equipments Products and size range 40 Delivery condition: Hot

Process and Equipments

Products and size range

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Delivery condition: Hot working, Annealed,

Quenched and tempered;
Surface: Forging (rough machined), Blades (finish machined, Round bars (peeled/ rough turned).
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Process and Equipments 41 Capability: 1) Melting: 60,000MT (one cycle melting);

Process and Equipments

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Capability:
1) Melting: 60,000MT (one cycle melting); 30,000MT

(ESR)
2) Machining: 50,000MT
3)Heat treatment:25,000MT
4)Finish machining of blades: 30,000 pieces
Features:
1) Full process: Raw material, melting, ESR, forging, rolling, heat treatment,
machining;
2) High alloy, high value added;
3)Specific applications;
4)Easily arranged for small quantity and big lots
5) Outsourcing ability

Capability and Features of High Quality Special Steel

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4. Technical Development 42


4. Technical Development

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Participated in the drafting and revision of national standards: Second revision

Participated in the drafting and revision of
national standards:
Second revision unit

of ‘Steam Blade Materials’
‘Stainless steel for nuclear steam turbines’
Drafting unit of national standard of ‘Duplex stainless steel’
Five national tool steel specifications.

Technical research

成都理工大学硕士博士生工作站
授牌仪式

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Technical Development

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For supercritical, ultra-supercritical unit, nuclear power units and gas turbines: Acting

For supercritical, ultra-supercritical unit, nuclear power units and gas turbines:
Acting

as the leading role in the localization of blade materials

Technical Development

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Technical Development 45

Technical Development

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Austenitic stainless steel with higher alloy from ordinary grades to duplex


Austenitic stainless steel with higher alloy from ordinary grades

to
duplex stainless steel

Tool steel: Tool steel round bars and blocks for export:
D2,H13, SKD 11, SKD 61, A2, A8, S7,1.2379, 1.2344, 1.2343,
1.2767,1.2083,1.2390, M2, 4Cr13, NAK80, FS136, etc.

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Technical Development

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Superalloy, corrosion-resistant alloy and precision alloy: 47 Technical Development

Superalloy, corrosion-resistant alloy and precision alloy:

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Technical Development

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Technical Development 48 Orientation of key technical development in the next 5 years

Technical Development

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Orientation of key technical development in the next 5

years