Tender For supply of pig spares for onshore and offshore pipelines - sealing disc for 48 inch pipeline bi-di pig. , spacer disc for for 48 inch pipeline bi-di pig. , guide disc for 48 inch pipeline bi-di pig . , guide disc for 30 inch pipeline bi-di pig. , spacer disc for 30 inch pipeline bi- di pig. , high density foam pig for 48 inch pipeline. , high density foam pig for 10 inch pipeline.