A106 Comparative Specifications

　　ASTM Specification A106 covers seamless carbon steel nominal wall pipe for high-temperature service, suitable for bending, flanging and similar forming operations. NPS 1-1/2 and under may be either hot finished or cold drawn. NPS 2 and larger shall be hot finished unless otherwise specified. Surface finish standards are outlined in the specification.
　　Butt weld fittings of high quality are manufactured by Hebei Shengtian Pipe-fitting Group Co., Ltd. Butt weld fittings have special quality finishing and duress for long life, high pressure and zero defects.