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

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

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TABLE OF CONTENTS
Brief Introduction
Application of High Quality Special
Steel
Process and Equipments
Technical Research
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1. Brief Introduction
The company is established in April, 2004 in Jiangyou,
Sichuan
with the registered capital of USD13 Million. Its fxed asset
equals USD230 Million with the total occupies area of
296,000 M2 and 823
stafs. 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.
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Brief Introduction
Sichuan Liuhe Forging Co.,
Ltd.
• Daily management
• Primary steelmaking,
forging, inspection
Beichuan ESR
Workshop
ESR
Wholly-owned subsidiary
Deyang Liuhe
Heat treatment & machining
Wholly-owned subsidiary
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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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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
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Application
High Quality Special Steel Manufacturer
Blades, strengthening rings
applied for supercritical and
ultra-supercritical units and
nuclear power steam
turbines,forgings for bolts
Superior forged alloy
and tool steel round
bars & blocks
Top grade heat-resistant,
corrosion-resistant special
steel, superalloy,
corrosion-resistant alloy,
precision alloy
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Application
Main products and application:
Thermal power
Steam turbines
Nuclear power
Gas turbines
Blades,bolts, stiffening
rings for sprayers
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Packing Photos
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Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Product Photos
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Application
Finished Blades & Machined Parts
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Application
Product Photos
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Application
Product Photos
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Application
Packing Photos
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Application
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
Tangential supporting
forgings
Stiffening rings (Co3W2)
Forged rings (4J32)
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Forged rings (C422)
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3. Process and Equipments
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Process and
Equipments
Typical process chart
One cycle
melting
Secondary
remelting
Forging
Heat treatment
Machining
IM
VIM
AOD
LF
VD
ESR: 14 sets (1MT - 6MT) ; VAR: 1MT 12MT
Electro-hydraulic hammers
Air hammers
2000MT forging press (Rolling milll of round bars
and fflat bars: under construction)
High-temperature furnace: 4 sets
Medium-temperature furnace: 4 sets
Machining center
Lathes
Milling machines
Delivery
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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
Process chart
(Melting & Forging)
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Process and
Equipments
(Heat treatment &
machining)
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Process and Equipments
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Process and Equipments
Newly installed 6MT VIM
Under installation
After instalation
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Process and Equipments
Secondary remelting Equipments
Ordinary ESR
furnaces: 5MT
Inert gas ESR: 6MT
12MT VAR
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Process and Equipments
2000MT FORGING PRESS
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Process and Equipments
6000MT forging press
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Process and Equipments
Flexible rolling mill(induction heated)
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Process and Equipments
Heat treatment furnaces
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Process and Equipments
Test Equipements 1
检测项目
化学成分
chemistry
热处理
Heat
treatment
检测设备 QA
Inspection Equipment
型号
数量
QTY
直读光谱仪 Direct-reading spectrometer
SPECTRO MAXx
LMF
2
氮氧仪 N/O analyzer
Eltra ON-900
1
碳硫仪 C/S analyzer
Eltra CS-800
1
碳硫分析仪 C/S analyzer
QL-CS1
1
手持式 XRF 分析仪
Portable Alloy Analysis Niton XL2 800
XL2
1
看谱镜 SPECTRUM TESTER
WX-5
3
1000 度箱式电炉 heat treatment furnace
SX-G16103
3
1000 度箱式电炉 heat treatment furnace
SX-G07103
2
1200 度箱式电炉 heat treatment furnace
SX-G07103
1
1300 度箱式电炉 heat treatment furnace
SX-G07103
1
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Process and Equipments
Test Equipements 2
检测项目
物理性能
Mechanical
property
高倍组织
Microscopes
探伤
NDT
测温
检测设备 QA
Inspection Equipment
型号
数量
QTY
拉伸试验机 Tension test
room temperature & high temperature
冲击试验机 Impact test 80℃
Zwick
Z250 、 GNT100
ZBC3302-A
高温持久蠕变试验机 high temperature rapture
test
GWT1304A
12
洛氏硬度计 RC tester
HR 150
1
电子布氏硬度计 HB tester
MC010-HBE-3000A
3
携带式里氏硬度计 Portable HL tester
金相显微镜 图像分析仪
HT 120
Axio Scope
1
1
金相显微镜 图像分析仪
Leica
1
金相显微镜
Axio Lab Al
3
磁粉探伤机 MT
CJW-3000L
1
超声波探伤仪 UT
CTS-22A/CTS-9006
5
光学高温计 SPECTROPYROMETER
WGG2-210
1
3
4
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Process and Equipments
Products and size range
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
Capability and Features of High Quality Special Steel
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
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4. Technical Development
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Technical Development
Technical research
成都理工大学硕士博士生工作站
授牌仪式
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.
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Technical Development
For supercritical, ultra-supercritical unit, nuclear power units and gas
turbines:
Acting as the leading role in the localization of blade materials
New type long blade
materials
1Cr12Ni3Mo2VN, 1Cr12Ni3Mo2VNbN,
X12CrNiMoV12-2, 2Cr12Ni4Mo3VNbN, B50A789G,
17-4PH (for HTC nuclear units)
High temperature blade
material for turbine units
1Cr11Co3W3NiMoVNbNB, NiCr20TiAl, MTB10AA,
1Cr10NiMoW2VNBN, X12CrMoWVNbN10-1-1
Superalloy matrials for
bolts
GH901, R-26, GH4145
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Technical Development
Materials approved
by Toshiba
K11C77E 、 K11C79E-R5 、 B50A789G round bars
(WTB)
Materials approved
by Mitsubishi
Gas turbine flat bars for DEC: 10705BA, BU, MBU
Mitsbishi projects: 10705BX, BY, CJ, BU
Materials approved
by Alstom
Flat bars: X11CrMoV 12-1, X10CrMoVNbN 9-1
Round bars: X12CrNiMoV 12-1,
X4CrNiCuMo 14-5(WTB)
Materials approved
by Mitsui
Z20 flat bars
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Technical Development
Austenitic stainless steel with higher alloy from ordinary grades to
duplex stainless steel
Nuclear power projects
for DEC
Duplex stainless steel
F304LN, SUS 310S
S31803, S32550, S32750, 1Cr21Ni5Ti
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
Superalloy, corrosion-resistant alloy and precision alloy:
Superalloy
GH825, GH80A, GH4033/GH4133, Inconel600,
Inconel625, Nimonic90A, HastelloyX, Haynes230
Precision alloy
4J32, 4J40, 4J42, 4J36
Corrosion alloy
UNS NO8020, UNS NO8825
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Technical Development
Orientation of key technical development in the next 5 years
Process
1) Automatic controlling technology for casting;
2) Process control and simulation of secondary melting;
3) Automatic controlling and simulation of high alloy rolling
Product
1) Development of stainless steel, heat resistant steel, super
strengh steel, super alloy for aviation industry
2) Development of material for gas turbines;
3) Development of super strength steel;
4) Development of top fastener materials;
5) Development of top hot working tool steel and plastic mould
steel
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THANK YOU
Sichuan Liuhe Forging Co. Ltd.
www.lhforging.com