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- Build the First Brand of Electricity Industry in China
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● Approach to Products
Customer Recognition
Business Planning
Guoyuan Introduction
Organizational Structure
Product Introduction
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Company Production
Guoyuan Introduction
Hebei Guoyuan Electric Power Equipment Co., Ltd (Guoyuan) founded in 1998 is an enterprise that professionally works on production and development of parts of turbine, gas turbine, nuclear power, boiler and coal mill in power industry. Our company products mainly include:
● The fasteners of alloy steel, heat-resistance stainless steel and high temperature alloy ● Diaphragm ● Valve rods and elements and plugin in the valve, separator and cylinder modules.
● Seal rings, gland rings, oil buffer ;
Guoyuan Introduction
Our products are found in 5MW-1000MW
turbine sets all over the world, and we
successively achieve strategic cooperation
for steam and gas turbines with
GE&ALSTOM, MAN,SIEMENS,
DOOSAN, TOSHIBA ,MITSUBISHI,
and Harbin turbine Co., Ltd, Beijing
BEIZHONG Steam Turbine Generator
Co.,Ltd , Jinan Power Equipment Co.,
Ltd, Beijing Power Equipment Factory
and and other famous electric companies
at home and abroad . Our products are
exported to France, the U.S., Mexico,
South Korea, Switzerland, Japan, South
Africa, India and other countries.
Customer Recognition – Guoyuan Honor
Guoyuan passed ISO 9001: 2000 Quality Management System
Certification in 2000.
Guoyuan passed the certificate of qualified supplier for NANJING
TURBINE & ELECTRIC MACHINERY (GROUP) CO.,LTD in
2004.
Guoyuan obtained qualification certificate of qualified supplier for
ALSTOM in 2006.
Guoyuan obtained FPR(fully released) Certificate of cylinder bolt for
ALSTOM in 2008.
Guoyuan obtained the certificate of qualified supplier for Japan
TOSHIBA in 2009.
Guoyuan became the qualified supplier for NANJING TURBINE &
ELECTRIC MACHINERY (GROUP) CO., LTD in 2010.
Guoyuan smoothly passed the selection of DOOSAN from the South
Korea to be strategic cooperative partner in 2010.
Guoyuan obtained FPR Certificate of coupling bolts for ALSTOM in 2011;
Guoyuan became the qualified supplier for MAN in 2011.
Guoyuan obtained the certificate of qualified supplier for Beijing
BEIZHONG Steam Turbine Generator Co., Ltd in 2012.
Guoyuan obtained FPR certificate for seal ring from ALSTOM.in 2012.
Guoyuan became a qualified supplier for BEIJING POWER EQUIPMENT
GROUP CO.,LTD in 2012.
Guoyuan became the qualified supplier for GE in 2015.
Guoyuan became the qualified supplier for Siemens. in 2016
Guoyuan became the qualified supplier for Mitsubishi in 2016
Guoyuan became the qualified supplier for Harbin turbine in 2016
Customer Recognition - Extensive Strategic Cooperation
Customer Recognition - Extensive Strategic Cooperation
Customer Recognition - Qualification Certificate
Guoyuan successfully passed ISO9001, ISO14001, and OHSAS18001 management system certification in quality, environment and health from 2000 to now.
Customer Recognition - Qualification Certificate
Guoyuan operationers own ISO9712/EN473 operation certificate of UT、MT、PT .
组织结构 Organizational Structure
Product Introduction - Seal Rings
Nibase soldering 15CrMoA honey comb
seal ring
X22CrMoV12-1 Helical teeth seal
ring
X06Cr13
Diaphragm high-low-teeth seal ring
X06Cr13
Diaphragm front seal ring
10CrMo910
High pressure comb teeth seal ring
Product Introduction – Gland/Seal Rings
ALSTOM 1000MW Unit G17CrMo5-5 (Material) High-pressure Gland Ring
ALSTOM 1000MW Unit Stg20S (Material) Intermediate-pressure Gland Ring
ALSTOM 1000MW Unit GGG40(Material) Low-pressure Gland Ring
Other common casting materials for gland rings: Stg20S , Stg30T, G17CrMo5-5 , 10Cr9Mo1VNbN and GGG40
Product Introduction - Nuclear Power/Gas/Steam Turbine
Cylinder fastener
M125-TK×840 High pressure bolt X22CrMoV12-1
M125 HP Nut
X22CrMoV12-1
M125 HP support ring
X22CrMoV12-1
UN1-7 HP Bolt
A437 B4B
UN6 HP Bolt
ASME SA193 B16
Product Introduction - Nuclear Power/Gas/Steam Turbine
High-Temperature Alloy Fasteners
M80 Special BoltNi80TiAl/CrNi20TiAl
M80 Special Nut Ni80TiAl/CrNi20TiAl
M80 Expansion Sleeves Ni80TiAl/CrNi20TiAl
UN4 Special Bolt B50A369
UN4 Special Nut A286
UN 5 Special Bolt INCOL718
Product Introduction - Nuclear Power/Gas/Steam Turbine
Diaphragm Fastener
UN1 ½ Flange Bolt
ASME SA194 GRADE 3
UN7/8 Hexagon Bolt
ASME SA193M GRADE B16
UN1 Pipe Sleeve Nut
ASME SA193M GRADE B7
M27-T Balancing Bolt
X19CrMoVNbN 11-1
UN1 ¾ Cap Nut
ASTM A437 Grade B4B
M20-T Positioning Bolt
21CrMoV12-1
Product Introduction- Nuclear Power/Gas/Steam Turbine
Coupling Fasteners
Excellent performance - The new coupling bolt has scientific structures and easy operation to disassemble or install. It also has high positional accuracy and tightly mate with the location hole. Besides it could be reused to greatly decrease failure rate, labor intensity and troubleshooting cost and enhance maintenance quality of generating unit so that shorten maintenance time.
Product Introduction – Diaphragm
Diaphragm 15Cr1Mo1V+1Cr12Mo
Diaphragm 10Cr9Mo1VNb+X6Cr13
Product Introduction - Valve Parts
High- pressure Strainer
Stellite Valve Seat
Seal RingValve Pocket
Stellite Valve Rods
Valve Pocket(Before and After Carbonitriding)
Product Introduction – Other Parts
Fixed Support Balancing Sleeve Gland
Cylinder Oil Buffer
Hanging Pins
Babbitt Bearings
Approach to Products - 1 Product, 5 Procedures and 15 Inspections
Frame Diagram of Manufacturing Process Flow of Guoyuan Products (Product Traceability)
Raw Material Purchase
Chemical Composition
Analysis Performance and
Metallographic Inspection NDT
Warehousing Followed by Smelting Furnace No.
Heat Treatment
Material storage
Mechanical Property Inspection Metallographic Inspection Spectrum Inspection
Dimensional Inspection
Hardness Inspection
Dimensional Inspection Spectrum Inspection UT Inspection
Finishing Machining and Surface Treatment
Be Put in Storage
Delivery to Customer Site
Packaging
Spectrum Reinspection
Hardness Reinspection
Dimension and Surface Inspection
Rough Machining
Submitting Technical Report Submitting Packing List
MT/PT Crack Detection
Approach to Products - 1 Product, 5 Procedures and 15 Inspections
Approach to Products - Strict Standards for Material Selection
Purchasing Standards for Raw MaterialsMain order standards for fastener materials of Guoyuan –ISO, EN, DIN, BS, ASTM, GB, DL and JIS.
Main materials include: - 21CrMoV5-7/ ST460TS - 25Cr2MoVA - 34CrNiMo6/ST590 - ASME SA193 B16 / B5F5 - ASME SA193M GRADE B7 - ASME SA194 GRADE 3 - B50A951A/B50A125 - X22CrMoV12-1/ST12T - 2Cr12NiMo1W1V/C422 - Ni80TiAl/CrNi20TiAl - INCOL718 - B50A369 - A286
Guoyuan concentrates on high-heat treatment for electric materials whose temperature reaches up to 1300℃.
Approach to Products - Domestic Leading Heat Treatment Process
High Temperature Pit Furnace in the Heat Treatment Workshop
Approach to Bolts - Advanced Machining Equipment
Large CNC vertical and horizontal turning center - finishing machine sela ring and gland casing.
Approach to Bolts - Advanced Machining Equipment
CNC horizontal boring-milling center-Maching seal ring, gland casing:boring, drilling, twisting location hole, bolt hole.
Approach to Bolts - Advanced Machining Equipment
German DMG Numerical Control Turning Machine CTX 510
Japan LGMAZAK Numerical Control Turning Machine QTN 250/1000U
German DMG Numerical Control Turning Machine 1035
Korean KIA Numerical Control Turning Machine
Guoyuan carries out the inspection including chemical composition, mechanical property, hardness, metallography, magnetic powder /painting, spectrum , grain size and geometric dimensioning which are 9 items in total on produced products. Inspectors own ISO9712/EN473 and GB operation certificate. Guoyuan ensures that all products would be inspected totally.
The List of Inspection Items for Power Products
No. ItemFrequency
Standards
1Chemical
Composition1PC/Batch
ISO, EN, DIN, ASTM, GB, DL, JIS
2Mechanical
Property2PC/Batch
3 Metallography2PC/Batch
4 Grain Size 2PC/Batch
5 Hardness 100%
6 Spectrum 100%
7 Ultrasound 100%EN10228-3, EN10308, SEP1923,
JB4730, DL694
8Magnetic Pow
der100% EN10228-1, JB4730
9Dimension and
Appearance100% Followed by the drawing
Approach to Products - Inspection Standard for Perfection
Approach to Products – Complete Inspection Equipment
Spectrograph Direct Reading Spectrometer Inspection TaskEach product would be made spectrum inspection for 4 times from raw materials entering the factory to finished products delivery to make sure the product materials 100% qualified.
Impact Testing Machine Universal Testing Machine The Projector for Impact of Metal Notch
Raw materials in each furnace would be made mechanical property test after heat treatment to make sure the intensity index of fasteners 100% qualified.
Approach to Products – Complete Inspection Equipment
Leeb Hardness Tester
Ultrasonic Flaw Detector
Brinell Hardness Tester
Magnetic Defect Detector
We would make an ultrasonic test and magnetic powder inspection on fasteners by personnel with IS09712/EN473 Qualification according to EN10308, EN10228, SEP1923, JB4730, DL694 and other standards to ensure that there is 100% no defect for finished products.
We would make hardness test on semi-finished and finished products for three times after heat treatment on raw materials to make sure that the hardness index of fasteners is qualified to 100% .
Approach to Products – Complete Inspection Equipment
Microhardness Tester
Low temperature impact
Microstructure tester
Customer Recognition – Customer Investigation
The experts from TOSHIBA headquarters visited our company in 2009.
Customer Recognition – Customer Investigation
Peter Eisl, the expert from ALSTOM headquarters visited our company to investigate bolt machining in 2008 and gland ring process in 2012.
Customer Recognition – Customer Investigation
Ian Chilton, the expert for heat treatment from ALSTOM headquarters made Class A Identification for the heat treatment of blade on November 21, 2008.
Customer Recognition – Customer Investigation
The experts for 800 MW Unit in South Africa Project ARNOT 4 and 6 from ALSTOM visited to our company to investigate.
Customer Recognition – Customer Investigation
The experts from BEIJING BEIZHONG Steam Turbine Generator Co., Ltd visited to our company on June 26, 2013.
The experts from MDT China Production Co., Ltd visited to our company on March 27, 2013.
Customer Recognition – Customer Investigation
Customer Recognition – Customer Investigation
The experts from DOOSAN visited to our company on September 11, 2013.
Customer Recognition – Customer Investigation
The experts for gas turbine from ALSTOM visited to our company on June 25, 2014.
Customer Recognition – Customer Investigation
The experts for valve parts from ALSTOM visited to our company on July 26, 2014.
Customer Recognition – Customer Investigation
The experts Volker grant for gas turbine from ALSTOM visited to our company on Sept 09, 2015.
Customer Recognition – Customer Investigation
Edward Chan, the GE Quality Director of Worldwide Steam Turbine Suppliers visited to our company on Apr 15, 2016.
Customer Recognition – Customer Investigation
The quality engineer from Siemens visited to our company for certification on Jan. 22, 2016
Customer Recognition – Customer Investigation
Edward Chan, the GE Development specialist of Steam power systems visited to our company on 28th Jul. 2016.
Customer Recognition – Customer Investigation
The experts from Mitshubishi visited to our company in Aug.2016.
Customer Recognition – Customer Investigation
The quality engineers from Harbin turbine visited our company for certificate in Nov.2016.
Customer Recognition – Customer Investigation
The sourcing managers from GE Hungary visited our company in Nov.24 , 2016.
Customer Recognition – Customer Investigation
Mr.Mizutani and Mr.Wu from Toshiba visited our company for certificate on Nov.31 2016.
Business —— Qualification
1、Qualification certificate – With the support of GE&ALSTOM quality and technique, Guoyuan obtained 10 FPR and more than 20 LPR in total.
2、FPR mainly covers seal rings ,gland ring , fasteners , etc.
Seal Ring FPR(Full product release)Certificate
Business - Material
Guoyuan Raw materials in stock —— Purchase raw materials in batch for customers in accordance with order plan in each January and June;
At present, materials in stock meet the requirement for all orders and even materials with several specifications are in rich;
Suppliers for raw materials: – BGH – FUSHUN SPECIAL STEEL SHARES CO., LTD
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Business - Quality and Productivity Condition
2、 Productivity Condition
Full productivity of Guoyuan is 1,500 tons.
Annual output in 2016 is 1, 125tons and production load rate is 75%.
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1、 Guoyuan Quality Target Product Profile (QTPP)
Products’ RTY is 99.3% in 2016
Qualification rate of Products is 100% in2 016
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