Send Your RFQ to Synbase Steel Prefer to send drawings, BOMs or attachment lists by email? sales@synbasesteel.com Synbase Quote Request FormYour Name *EmailPhone/WhatsAppYour MessageSubmit Form
Home – Welded Steel Pipe – LSAW Pipe (Longitudinal SAW + DSAW + JCOE) – pipe process selector Pipe Process SelectorLSAW vs SSAW vs ERW vs Seamless — by diameter, pressure & service Outside diameter (inch) Under 16″ (≤ 400 mm) 16″ – 24″ (400 – 610 mm) Over 24″ (> 610 mm) Service pressure High pressure (oil/gas transmission, Class 1–2) Medium pressure (gathering, heat lines) Low pressure (water, structural, Class 3–4) Special service Standard (sweet) service Sour service (H₂S) Cyclic / fatigue loading Recommend a process → Recommended process— Get a quote for this spec → Guidance based on API 5L practice + size availability (seamless ≤ ~24″, ERW ½–20″, LSAW 16–60″, SSAW 20–100″). Confirm final selection against your project specification.