API 5L Grade & PSL Selector

Match service, pressure and size to a starting API 5L grade, PSL level and manufacturing route. Always confirm against your project stress calculation.

Application

Service environment

Pressure level

Outside diameter band

—

PSL Level—

Mfg Route—

Coating—

Key Test—

🧭 This is a starting point, not a stress calc. Send your design pressure to a Synbase engineer for a confirmed grade, wall and coating spec.

// Guidance per API 5L 46th / ISO 3183 grade-application practice. Sour service routes to SMLS or LSAW (never spiral) with Annex H HIC/SSC testing.

API 5L Grade & PSL Selector

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