We specializes in the production of stainless steel elbow, stainless steel tee, stainless steel four-way, stainless steel reducer (eccentric, concentric), stainless steel flange, stainless steel pipe cap, stainless steel flange and stainless steel seamless pipe. This product strictly implements ASTM B16.9 / B16.5, GB / T12459, GB / T12459, SH3408, SH3409, DIN, JIS and other standard production. Use of materials for the 304,304 L, 321,316,316 L, 317 L, 310 S and other stainless steel. Longsheng company can be deduced DN10 - DN500 caliber seamless control elbow, welding molding DN600--1200DN diameter elbow, including A \ B series, long radius and short radius. But also the production of 180 ° U-seamless elbow. According to customer requirements production of non-standard pipe. The company has advanced production equipment: special automatic molding equipment, powerful power solid furnace, and is equipped with automatic recording temperature and time intelligent temperature controller, advanced shot blasting and pickling, passivation equipment and so on. The company has advanced detection equipment, and mastered the corresponding detection technology. X-ray, ultrasonic, liquid infiltration and other non-destructive testing; hardness tester for hardness testing; thickness of wall thickness testing and so on. Has nearly 20 years of production of stainless steel pipe fittings of the rich experience. Longsheng not only technical experience, but also through our professional metallurgical technology to help you make the right choice. The company's products are widely used in papermaking, shipbuilding, oil, chemicals, electricity, bio-engineering, natural gas, sewage, construction, medicine, food (dairy) and other industries. Zhitong products sell well in Europe and America, Japan, Malaysia and the Middle East and Vietnam and other international markets, and achieved good market share and customer satisfaction. In the quality of immortal, eternal purpose of the credit, in good faith to build customer-oriented trust to the quality to meet customer requirements, good after-sales service to solve customer worries, we sincerely welcome new and old customers at the provisional guidance, trade negotiations.