Konsepsyon:API 594;API 6D;B16.34;BS EN 12516;GB/T 12236
Kalite koneksyon:
1. END FLANGE(RF/RTJ): ASME B16.5 (2 "a 24") & ASME B16.47 seri A & B (≥ 26 ");BS EN 1092;GB/T 9113
2. BUTT WELD(BW):ASME B16.25
Fas a fas:ASME B16.10;BS EN 558;GB/T 12221
Tès:API 598;API 6D;BS EN 12266;GB/T 26480
Gamme pwodwi:
Gwosè: NPS 2 "~ 48" (DN50 ~ DN1200)
Evalyasyon presyon: ASME KLAS 900LB ~ 2500LB (PN150 ~ PN420)