Shijiazhuang Huawo Automobile Accessories Co.,Ltd
We are an engine valve manufacturer,We have 29 years experience in production. It passed ISO9001 in 2006 and gained ISO/TS16949 certificate in 2008.
we select high quality special valve bar material,such as. 4Cr9Si2,4Cr10Si2Mo,21-4N,X60,X80,21-4NWNB,GH751,Etc
The production use connetion processing line,heat treatment with network continuous furnace,welding of double metals,valve seat welding (STELI),U quenching for valve rod slot,chrome plating and soft nitriding on surface,
Product Information:
Model:6090
Type:Intake&Exhaust
OEM:R520223 R520224
Material:1.4718(X45CrSi93)/1.4871(X53CrMnNiN219)
Size:STD
MOQ:1 set
Packing:Neutral packing or customized packing
Delivery:3-7 days
Complaint
