... oil equipment forging in China, our product include: Six-way forging (blank+rough maching+modulation), Casing head forging, tubing ... casing spool forging, tubing spool forging, three-way, six-way forging, eight-way forging, valve body forging, double-flange joint forging, locking coupling ... tests. We have 1000T friction press, 3T and 5T electric-liquid hammer, large board drop hammers and air hammer ...