ENGINE VALVE  
BEDFORD B. M. W. CHEVROLET CATERPILLAR
DAIHATSU FORD FIAT HILLMAN
HINO HONDA ISUZU KOMATSU
LADA LAND ROVER LEYLAND LISTER
MAZDA MERCEDES BENZ MITSUBISHI NISSAN
PASSAT PERKINS PEUGEOT RENAULT
SUBARU TOYOTA SUZUKI VOLKSWAGEN/AUDI
VOLVO HONDA
     (MOTORCYCLE)
KAWASAKI HARLEY DAVIDSON
B&S
     (AGRIMOTOR)
HONDA
     (AGRIMOTOR)
KUBOTA
     (AGRIMOTOR)
MITSUBISHI
     (AGRIMOTOR)
KOHLER
     (AGRIMOTOR)
SHIBAURA
     (AGRIMOTOR)
YANMAR
     (AGRIMOTOR)
YAMAHA
 
  VALVE GUIDE 
CUMMINS DAIHATSU FIAT FUSO (MITSUBISHI)
HONDA ISUZU MAZDA NISSAN
PEUGEOT SUBARU SUZUKI TOYOTA
VOLKSWAGON HINO MERCEDES BENZ



INTRODUCTION
EVERPHONE INDUSTRIAL CO., LTD. IS ONE OF THE MANUFACTURER AND EXPORTER IN TAIWAN,
SPECIALIZING IN THE PRODUCTION OF ENGINE VALVES & VALVE GUIDES. THE PRODUCT RANGE
INCLUDES MOTORCYCLE, AUTOMOBILE, MARINE ENGINE & AGRIMOTOR....ETC.
THE ENGINE VALVE IS STEEL OF JIS SUH3, SUH36(21-4N), WHICH HAVE FEUTURES OF ANTI-WEAR,
ANTICORROSION AND HEAT STRENGTH, UNDER HIGH TEMPERATURE USE THE MATERIAL
CONSTRUCTURE STILL STABLE.
THE VALVE GUIDE IS CASTING IRON OF FC-25, THE PRECISION IS UP TO 0.0015".
BOTH HIGH CLASS QUALITY AND PRECISION SIZE OF OUR PRODUCTS FULFILL THE NEEDS OF ALL
FAMOUS AUTOMOBILE MANUFACTURERS IN THE WORLD. MOREOVER WE CAN ACCEPT FOR ANY
CUSTOMERS' DESIGN TYPES.

MATERIAL & SPECIFICATION

Chemical composition:

  C Si Mn P S Ni Cr Mo Cu W Applied to
SUH1 0.40-0.50 3.00-3.5 0.60 0.030 0.030 0.5 7.50-9.50       In Valve
SUH11 0.45-0.55 1.00-2.00 0.60 0.030 0.030 - 7.50-9.50 - - - In Valve
SUH3 0.30-0.45 1.80-2.50 0.60 0.030 0.030 0.6 10.00-12.00 0.70-1.30 0.30   in Valven
Ex Valve
Seat Insert
SUH4 0.75-0.85 1.75-2.25 0.20-0.60 0.030 0.030 1.15-1.65 19.00-20.50 - 0.030 - Ex Valve
(Seat Insert)
SUH31 0.30-0.45 1.50-2.50 0.60 0.040 0.030 13.00-15.00 14.00-16.00   0.30 2.00-3.00 Ex Valve
(Seat Insert)
SUH36
(21-4N)
0.475-0.575 0.25 8.00-10.00 0.030 0.040-0.090 3.25-4.50 20.00-22.00   0.30 - Ex Valve
SUH37
(21-12N)
0.15-0.25 0.75-1.00 1.00-1.50 0.025 0.025 10.50-12.50 22.00-20.00   0.30   Ex Valve

 

  C Cr W Fe Co Hardness HRC
STELLITE #1 2.5 30.0 12.0 3.0 Max. Bal. 54
STELLITE #6 1.0 28.0 4.0 3.0 Max. Bal. 44
STELLITE #12 1.35 29.0 8.0 2.0 Bal. 47

JIS SUH3
    ORDINARY HEAT-RESISTANCE ALLOY (MARTENSITIC) WHICH HAS MAGNETISM AND IS WIDELY
APPLIED TO INTAKE VALVE FOR INTERNAL COMBUSTION ENGINE.

JIS SUH36(21-4N)
  HIGH QUALITY HEAT-RESISTANCE ALLOY BELONGING TO AUSTEMTIC STEEL (NON-MAGNETIC)THAT
IS EXCELLENT IN WEAR AND CORROSION RESISTANCE UNDER HIGH TEMPERATURE AND APPLICABLE
TO EXHAUST VALVE FOR HEAVY DUTY ENGINE USE.

STELLITE
  COBALT-BAST ALLOY TO BE WELDED ON VALVE FACE (EXHAUST VALVE FOR HEAVY DUTY ENGINE)
FOR THE PURPOSE OF SPECIALLY IMPROVING WEAR AND CORROSION RESISTANCE UNDER HIGH
TEMPERATURE.

MATERIAL & SPECIFICATION (MS)

One-piece JIS SUH3
Two-piece valve
(21-4N & JIS SUH3 welded on stem)
One-piece 21-4N tip-welded
Hard-chromium plated
Tafftrided
High-frequency hardened
Stellite welded on valve face