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X Z Z Machinery Co.,Ltd
X Z Z Machinery Co.,Ltd. Forged products, seamless pipe and steel plate, excellent quality and competitive price give a benefit to help with savings.
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X Z Z Machinery Co.,Ltd Quality Info

X Z Z Machinery Co.,Ltd
X Z Z Machinery Co.,Ltd
Province/State: Jiangsu
Country/Region: China
Tel: 0512-55395553
Contact Person:
Mr Rick s
Quality Control

Quality Control Table

 Our company has passed the ISO9001: 2000, TUV Rheinland of PED quality management system certification,At the same time our company has received Germany GL, US ABS, Norway, DNV, France BV and other classification societies certified. 

 

Item Process Facility Inspection items Standard

01
 
Steel material
 inpection
  Chemical composition
(EF+LF+VD)
Material standard
  surface Ingot inspection 
specification
  Ingot type and weight Material standard
02
 
Material
store
  Division put warehous management
1
 
Heat  Heat furnace Temperature/Time

Heating process 

specification
Forging production 

procedure

2
Forging Press

Reduction ratio,forging 

temperature,deformation, 

Surface and dimensions

Forging process card
Forging procedure
3
Heat treatment heat treatment
 furnace
heat treatment charts 1st heattreatment card
Forging procedure
4
Rough 
inpection
  Dimensions, apperance,
 Mark
Inspection specification
Forging procedure
5
Rough UT UT equipment

Single defect, concentrated 

defectsbottom wave 

attenuation

UT standard or 

customer'stechnical 

requirements

6
Saw cutting Saw machine Dimension IQC and forging
7
rough turning turning-lathe Dimension,appearance 

Rough machining 

drawing

8
UT UT equipment

Single defect, concentrated 

defects bottom wave attenuation

UT standard or 

customer'stechnical 

requirements

9
Q+T 
heat treatment
heat treatment
 furnace
heat treatment charts

Heating process 

specification

10
Sampling or machining machining tool rough machining drawing
sampling drawing

sample machining 

drawing

11
mechanical 
property test
 tensile testing machine/
impact testing machine

ambient temperature,humidity,

Test temp.Sample dimension, 

test method

Standard
technical specification
12
finish 
machining
machining 
tool
Dimension,appearance  finish machining drawing
13
UT UT equipment

Single defect, concentrated 

defectsbottom wave 

attenuation

UT standard or 

customer'stechnical 

requirements

14
MT MT equipment Magnetic particle 
indication
Test standard or 
Technical requirements
15
Mark Steel seal marking content Product standard
Technical requirements
Forging process
16
Final 
inspection
  Appearance, dimension, mark
acceptance inspection

Product inspection 

specification
Product standard
P.O.

17 Protection/
package
Blasting
Blasting equipment
appearance
coating thickness
Product standard
Technical requirements

 

 

 

 

Item Quantity Inspection method Inspector Record

01
Each batch Material cert.&
Re-inspection
IQC Qualified supplier list
/Material inspection record/
Warehouse record
Each piece VT IQC
Each piece Electronic scale warehouse
 keeper
02
Each batch VT warehouse
 keeper
Process inspectoion
 table
1
Each furnace infrared thermometer Furnace
 operator
computer data recorder
Heat precedure card
Computer data recorder
2
Each piece infrared thermometer, callipers, ruller and VT Foreman Forging card
3
Each furnace infrared thermomete Foreman computer data recorder
Heat precedure record
Computer data recorder
4
Each piece tape measure/callipers/ ruler 
VT
QC Forging inspection card
VT
5
Each piece Contact scanning
 method
UT inspector Forging inspection
 card
6
Each piece tape measure/ ruler 
VT
Foreman Process shift
 list
7
Each piece Tape measure/ruller/callipers
VT or Special measuring tool
Operator or 
QC
Forging inspection card
rough machining drawing
8
Each piece Contact scanning
 method
UT operator Forging inspection 
card
9
the same 
furnace
infrared thermometer
temperature recorder
Foreman heattreatment card
temperature recorder
10
Each piece vernier caliper
impact test projector
Operator or 
QC
Sampling record
11
Each piece Hygrothermograph,vernier caliper
vernier caliper, Extensometer
Test operator test record
test report
12
Each piece Ruller, vernier caliper,dialgage
micrometer etc.
Operator or 
QC
finish machining
drawing
13
Each piece Contact scanning
 method
UT inspector UT report
14
Each piece yoke method MT inspector MT report
15
Each piece VT Operator or 
QC
monotype
16
Each piece

VT, measure tooling, standard, 

technical requirements, certficates

FQC Product certificate/
forging inspection process
17 Each piece ultrasonic thickness gauge Operator or 
QC
anticorrosive coating
report


 

Certifications

X Z Z Machinery Co.,Ltd Certifications
Standard: DNV certificate
Number:
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard: API 6A certificate
Number:
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard: ABS certificate
Number:
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard: LR certificate
Number:
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard:
Number: 320582000201008130029S
Issue Date: 2010-08-13
Expiry Date: 2060-08-12
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard:
Number:
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard:
Number: 320582560283125
Issue Date: 2010-08-13
Scope/Range:
Issued By:
X Z Z Machinery Co.,Ltd Certifications
Standard:
Number: 0718663
Issue Date: 2010-08-13
Expiry Date: 2014-08-12
Scope/Range:
Issued By: AQSIQ

Company Profile

X Z Z Machinery Co.,Ltd

Tel:0512-55395553

Fax:86-512-55395552

Contact Person: MrRick s

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