Our factory, Ningbo Kingbell Powder Metallurgy Co., Ltd has specialized in manufacturing items of metal powder metallurgy structure components spare parts for almost 20 years. We have exported our products to US, Korea, Germany, Iran, and so on.Kingbell are ...

Product class： ShunChi Industrial Co., Ltd.

We are a professional factory manufacturing valve seat rings made of many kinds of materials, such as alloy cast iron, heat resistant, grey cast iron, iron base and copper base types.

Intake & Exhaust Engine vales for diesels & gas engineMaterial: SUH1, SUH35, SUH11, SUH3valve seat:Material: Cast-Iron, Powder metalQualtiy Guarantee: 6 month