150LB pipefittings ,3000psi ,6000psi,10000psi pipefittings.flanges and the valves. Products comply with GB, ASTM, ASME, DIN, JIS, NFE, BS, HG and other international standards. The product material includes 304, 321, 316, 304L, 316L, 310S, 904 austenitic and 2205, 2507 super duplex stainless steel. The products are widely used in petroleum, chemical, pharmaceutical, food, electronics, automotive, military, papermaking, building, heat-exchanger, biochemical-technology, environmental engineering and other industries.