API 15S RTP: What the Spec Covers, What a Certificate Proves, and How to Ask for It in an RFQ
API 15S RTP: what the spec covers and what evidence to request. API 15S is the API specification for spoolable reinforced plastic line pipe used in oilfield and related energy service. It is not a brand name, not a pressure class by itself, and not proof that every reinforced thermoplastic pipe (RTP) on a datasheet […]