... of oil equipment forging in China, our product include: Casing head forging, tubing head forging, casing spool forging, tubing spool forging, three-way, six ... , and so on. Materials are: 4130 4140 1040 1030. with factory area 50, 000m2 and production capacity above 35, 000T ... Forging Co.,LtdTel: 0086-13853179742Fax: 0086-531-83861079 Wellhead Casing head(for Christmas tree), forging blank modulation)