1, Salt bath nitride treated surface and satellite welding for wear resistance.
2, Material: Heat-resistant steel alloy
1) Intake Valves: 40Cr, 4Cr9Si2
2) Exhaust Valves: 4Cr9Si2(SUH1), 21-4N(SUH35)
3, Specifications:
1) diameter: 16-60mm,
2) Valve length: 39-120mm
4, Primary competitive advantages:
1) Guarantee/warranty
2) International approvals
3) Quality approvals
4) Small ...
Inquiry Now