Description

GB/T 12459 is Chinese national standard for steel butt‑weld seamless pipe fittings.
This elbow is hot‑push seamless manufactured per GB/T 12459 dimension requirements. Markings including SCH class, material, heat number are printed on elbow body.
Material A234 WPB / 20# carbon steel, black anti‑rust paint finish. Widely used for domestic chemical, petroleum and power‑engineering projects. Can also match ASME B16.9 international standard.