규격서(COMMODITY DESCRIPTION)

품 명 및 규 격 DESCRIPTION	단위 UNIT	수량 QUANTITY
Creep Testing Machine	set	3

SPECIFICATION

이 시험기는 고온용 소재의 Creep 특성시험을 수행할 수 있어야 한다.

이 시험기는 1연식 loading frame(3set), digital controller, data acquisition system, furnace,

extensometer, grip & fixture, 운용 software 및 고온시험에 필요한 accessories로 구성되어 있어야 한다.

1.     Main Frame

-	Load capacity : 2 tonf

-	Loading frame  : Each frame lever  3 creep tester

-	Loading type : Lever and weight type

-	Lever ratio : 20 :1

-	Load accuracy is less than +/-0.2 % of nominal value.

-	Loading frame dimension : 2,500 mm W x 550 mm D x 2,400 mm H

-	Adjustable leveling bolt and vibration isolation pad.

-	Specimen rupture sensing S/W

-	6 digit timer with manual reset.

-	Counter balanced lever arm with precision ratio adjustment and rotational knife edge.

-	Set of load weights : 1,2,3,5,10,15 kg : total weight : 100kg.

2.     Draw Head for auto leveling

-	Linear travel : 100 mm

-	Automatic variable speed motor drive.

-	Pull rod

-	Automatic obtain the  specimen elongation.

3.     Furnace	3set

- Three zone front split type

-	Stability of temperature : 1C

-	Temperature gradient through 50 mm GL is less than +/- 2C

-	Max. temperature : 1200C

-	Nominal operating temperature : 1100 C

-	Control system : Digital PID control with SCR or Triac power.

-	Heating element : Super Kanthal

-	T/C : R type

-	Over temp. control

-	Dimension : 300 mm H x 250 mm Dia. ( Inner dia. : 100 mm)

-	Power capacity: 3.5 Kw , AC220 V 60 Hz Single Phase.

-	Furnace cart

-	End bore dia. : 25 mm

-	End caps dia. : 40 mm

4.     High Temp. Extensometer	3set

-	Stroke:50mm

-	Extension rod: MAR 247

-	Displacement gage: 50mm

-	Operating temperature: Up  to 1100 C

5.     Accessories

-	Pull rod : 2 set for each frame -total 6 set

-  Material :   MAR 247

-	Threaded type adapter : 3 set for each frame

-  Pin type adapter : 3 set for each frame

-	Displacement gage : 25 mm

6.     Data acquisition system for three creep testers

- This system should be designed for two data acquisition of temperature and strain on three creep testers.

- This system should be consisted of main computer, data acquisition system and interface parts and control software.

- All data input/output is possible during data acquisition is processing.

- All data is stored to hard disk automatically and data acquisition rate can be changed during testing period.

The specification of this system should be as follows.

-  Main computer

Pentium 500 MHz micro processor

64MB RAM

8GB Hard

17" monitor

-  Data acquisition system

Channel :MUX 12 channel

UNIDAS board

16 bit resolution

-  Interface parts

Hardware to existed three creep tester

Including A/D converter

-  System software

This software has following functions

Continuous data acquisition of 16 channel

Data acquisition rate changing function during testing

Time, temp., displacement plot smultaneously

-  Cable

3 cables for two temp. signal and one strain

REMARK :

1) ISO 9001 인증업체에 한함

2) 상기 사양의 평가가 가능한 catalog 및 자료 제출후 사양 확인업체에 한함

3) 설치 후 일년 Warranty

4) 설치 및 교육-설치 장소에서 실시