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TEST ITEMS AND TEST STAND LIST LENO Filter Co.,Ltd 
NO. FILTER TYPE Test Items Test Standard Test Rig Remark 
1 OIL FILTER 
grade efficiency 
ISO4548 
ISO16889 
oil-fuel filter 
efficiency test 
stand (multi-pass 
particle counting) 
LENO FilterTEST 
CENTER 
dust retain 
capacity 
ISO4548 
ISO16889 
oil-fuel filter 
efficiency test stand 
(multi-pass particle 
counting) 
life cycle 
SAE HS806 
JB/T5099 
JB/T6725 
oil filter life cycle 
test stand 
by-pass valve 
opening pressure 
SAE HS806 
JB/T5099 
pulse fatigue 
SAE HS806 
ISO4548 
JB/T5099 
/pulse fatige test 
stand 
pressure drop 
SAE HS806 
JB/T5099 
JB/T6725 
oil filter complex 
performance test stand 
clean filter 
efficiency 
SAE HS806 
JB/T5099 
JB/T6725 
accumulated 
efficiency SAE HS806 
anti-drain back 
valve leakage 
SAE HS806 
JB/T5099 
anti-drain back valve 
leakage test stand
2 FUEL FILTER 
grade efficiency ISO19438 oil-fuel filter 
efficiency test stand 
(multi-pass particle 
counting) 
LENO FilterTEST 
CENTER 
dust retain 
capacity ISO19438 
Filtration 
efficiency 
ISO4020 
SAE J905 
automatic fuel filter 
performance test stand 
pressure drop 
ISO4020 
SAE J905 
dust retain 
capacity 
ISO4020 
SAE J905 
fuel/water 
separation 
efficiency 
SAE J1488 
SAE J1839 
fuel filter fuel-water 
seperation 
test stand 
3 AIR FILTER 
pressure drop 
ISO5011 
SAE J726 
automatic air filter 
performance test stand 
efficiency 
ISO5011 
SAE J726 
dust storage 
capacity(dust 
retain 
capacity+accumulate 
d efficiency) 
ISO5011 
SAE J726 
4 OTHER TESTS 
hydraustatic 
pressure 
SAE HS806 
JB/T5099 
JB/T6725 
ISO4020 
SAE J905 
hydraustatic pressure 
test stand 
LENO FilterTEST 
CENTER 
media flow rate GB/T5453 
media flow rate test 
stand 
media pore size ISO2942 
media pore size test 
stand 
element intact 
ISO4020 
JB/T6725 
GB5099 
GB5923 
bubble test stand 
water percentage 
water analysis test 
stand 
liquid viscosity 
rotating liquid 
viscosity test stand
Leno filter test report filter element
Leno filter test report filter element
Leno filter test report filter element
Leno filter test report filter element
Leno filter test report filter element

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Leno filter test report filter element

  • 1. TEST ITEMS AND TEST STAND LIST LENO Filter Co.,Ltd NO. FILTER TYPE Test Items Test Standard Test Rig Remark 1 OIL FILTER grade efficiency ISO4548 ISO16889 oil-fuel filter efficiency test stand (multi-pass particle counting) LENO FilterTEST CENTER dust retain capacity ISO4548 ISO16889 oil-fuel filter efficiency test stand (multi-pass particle counting) life cycle SAE HS806 JB/T5099 JB/T6725 oil filter life cycle test stand by-pass valve opening pressure SAE HS806 JB/T5099 pulse fatigue SAE HS806 ISO4548 JB/T5099 /pulse fatige test stand pressure drop SAE HS806 JB/T5099 JB/T6725 oil filter complex performance test stand clean filter efficiency SAE HS806 JB/T5099 JB/T6725 accumulated efficiency SAE HS806 anti-drain back valve leakage SAE HS806 JB/T5099 anti-drain back valve leakage test stand
  • 2. 2 FUEL FILTER grade efficiency ISO19438 oil-fuel filter efficiency test stand (multi-pass particle counting) LENO FilterTEST CENTER dust retain capacity ISO19438 Filtration efficiency ISO4020 SAE J905 automatic fuel filter performance test stand pressure drop ISO4020 SAE J905 dust retain capacity ISO4020 SAE J905 fuel/water separation efficiency SAE J1488 SAE J1839 fuel filter fuel-water seperation test stand 3 AIR FILTER pressure drop ISO5011 SAE J726 automatic air filter performance test stand efficiency ISO5011 SAE J726 dust storage capacity(dust retain capacity+accumulate d efficiency) ISO5011 SAE J726 4 OTHER TESTS hydraustatic pressure SAE HS806 JB/T5099 JB/T6725 ISO4020 SAE J905 hydraustatic pressure test stand LENO FilterTEST CENTER media flow rate GB/T5453 media flow rate test stand media pore size ISO2942 media pore size test stand element intact ISO4020 JB/T6725 GB5099 GB5923 bubble test stand water percentage water analysis test stand liquid viscosity rotating liquid viscosity test stand