HF ERW pipe mill (Round pipe)

Details

No.	Type	Diameter	Thickness	Remark
1	A-HG89	φ32-89	2-6
2	A-HG168	φ60-168	2-10	API Standard
3	A-HG219	φ76-219	3-12	API Standard
4	A-HG340	φ114-340	3-14	API-5CT
5	A-HG406	φ168-406	4-16	API Standard
6	A-HG660	φ219-660	5-20	API Standard

Production flow:

Coil storage→ Coil car →Uncoiling →Peeler →Pinching →Leveling →Butt welding →Accumulator →Forming →HF welding →Squeezing →Bur removing →Polishing →Water cooling →UT →Annealing →Air cooling →water cooling →sizing →Cutting off → conveying → inspection → Facing and beveling → Hydrostatic testing →Ultrasonic testing →Inspeciton platform→ (Weighing, measuring, marking and painting) → packing → collecting