Pass CE and ISO,good price and quality 1) Type: butt welded and seamless pipe fitting2) Size: we can also produce other ... 316L, 321, 321H, 310S, 347H)6) Our products are corrosion and high-temperature resistant7) Applications range: for use in the petroleum ... , power, papermaking, chemical, medical equipment, aviation, boiler heat exchanger, and other fieldsPacking: As per customers' requests