us6070618a high pressure fuel injection pipe and a


US6070618A - High pressure fuel injection pipe and

US6070618A - High pressure fuel injection pipe and

In a high pressure fuel injection pipe constituted by forming a connection head portion having a frusto-conical shape, a circular arc shape or a counter shape in a connection end portion comprising a double metal pipe constituted by press-fitting a thin internal pipe to an external pipe made by a thick steel pipe, the internal pipe is made of an austenitic stainless steel pipe US6070618A - High pressure fuel injection pipe and US6070618A US09/028,140 US2814098A US6070618A US 6070618 A US6070618 A US 6070618A US 2814098 A US2814098 A US 2814098A US 6070618 A US6070618 A US 6070618A Authority US United States Prior art keywords pipe fuel injection pressure fuel injection pipe internal Prior art date 1997-02-26 Legal status (The legal status is an US6070618A High pressure fuel injection pipe and a A high-pressure fuel injection pipe, which has an outside diameter (phi) of 6.35 mm, an inside diameter (phi) of 4.35 to 2.95 mm, and a wall thickness (t) of about 1.0 to 1.7 mm, can serve as a high-pressure fuel injection pipe for in-cylinder injection type gasoline engines which have an injection pressure of 4 to 20 MPa, and can adequately us6070618a high pressure fuel injection pipe and a - Ital us6070618a high pressure fuel injection pipe and a Deep processing, bending, heat treatment, cutting, forging, etc. can be carried out according to your needs us6070618a high pressure fuel injection pipe and a - Ital Steel raw materials and basic processing us6070618a high pressure fuel injection pipe and a