Paul Frame
    Thank you very much for all your help regarding the SADT Concrete Hammer and hardness tester which are working well and we are very pleased with it.
Contact Person : Hu
Phone Number : 010-82600228

Jjg944-2013 Webster Instrument Hardness Tester

Place of Origin Made in China
Brand Name SADT
Certification ISO9001, CE, SGS
Model Number W-20
Minimum Order Quantity 1pc
Price Negotiation
Packaging Details rigid carrying case
Delivery Time 3 days upon advanced payment
Payment Terms T/T, Western Union, Paypal
Supply Ability 5000 pcs /year

Contact me for free samples and coupons.

Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

Product Details
Testing Range 0-20HW / 25-110HRE / 58-131HV Resolution 0.5HW (5-17HW)
Repeatability 0.5HW (5-17HW) Weight 0.5 Kg
Application The Most Popular Model,used To Test Normal Alu- Minum Profiles Sample Require-ment Thickness 0.6 Mm - 6 Mminner Diameter >10 Mm
Standards ASTM B647-84(2000), YS/T420-2004, JJG944-2013
High Light

webster instrument hardness tester


jjg944-2013 webster instrument


jjg944-2013 webster hardness tester

Leave a Message
Product Description

Webster Hardness Tester W-20


W-series portable Webster hardness testers can perform on-site hardness tester on aluminum alloys. The test result canbe got with only a simple clamp. It is convenient, efficient and reliable. It is preferred to test aluminum alloys me-chanical performance in accordance with American standard ASTM B647. It is used for quick test the hardness of aluminum profiles, tubings, sheets, accessories and other soft metal. Especially suitable for quick, non-destructiveon-site 100% final products qualification test. W-series Webster hardness testers can be also used for testing hardness of copper, brassand soft steel.






  • Indenter: Re-engineered with advanced material and new production technology
  • manufactured, higher hardness, long service life, good interchangeability.
  • Indicator Hand: High strength indicator hand, less likely to be bent by long-term us-
  • ing or mis-operation.
  • Dial Glass: High strength, high toughness, uneasy to be broken or scratched.
  • Handle: Forged aluminum alloy handle with fine anodized finishing, high resistance
  • to abrasion and stain.
  • Stability: Stable full scale point, stable calibration point, indicator never glides.
  • Conversion: Results can be converted to Vickers, Rockwell and Brinell.



Standard package


Main unit  1

Standard Webster test block 1

Spare indenter  1

Calibration wrench 1

Small screwdriver 1

Operation manual 1

Carrying case 1



Optional accessories

Standard Webster test blockDial glass






Model W-20
Testing range 0-20HW / 25-110HRE / 58-131HV
Resolution 0.5HW (5-17HW)
Repeatability 0.5HW (5-17HW)
Weight 0.5 kg

the most popular model,used to test normal alu-

minum profiles

Sample require-ment thickness 0.6 mm - 6 mminner diameter >10 mm
Standards ASTM B647-84(2000), YS/T420-2004, JJG944-2013


Jjg944-2013 Webster Instrument Hardness Tester 0Jjg944-2013 Webster Instrument Hardness Tester 1Jjg944-2013 Webster Instrument Hardness Tester 2Jjg944-2013 Webster Instrument Hardness Tester 3Jjg944-2013 Webster Instrument Hardness Tester 4Jjg944-2013 Webster Instrument Hardness Tester 5Jjg944-2013 Webster Instrument Hardness Tester 6Jjg944-2013 Webster Instrument Hardness Tester 7