ASME B16.9 平焊带颈法兰不锈钢法兰盐山县正大

正大管件制造有限公司是专业生产、销售管件的国内大型厂家之一；位于中国管件之乡河北盐山；拥有弯头、法兰、三通等管件生产线数条；可按客户要求生产ISO、ANSI、JIS、DIN、GB、HG等标准的碳钢、合金钢、不锈钢各种规格的弯头、法兰、异径管、三通、管帽、大弯、承插等系列高中低压工业管件1。5万吨。我公司技术力量雄厚；拥有冷成型、热挤型、机加型 、锻打、锻压、热处理等到先进工艺；多年来，坚持从选料、生产到售后服务，始终贯彻尽善尽美；精益求精；为电力、石化、化工、制药、锅炉、供热等行业提供了优质服务；其产品直接出口到欧美、东南亚及中东地区深受用户好评并长期合作至今。 

Yanshan Zhengda Pipe Fitting Manufacture Co,.Ltd is one of the specialized in the production and sales of large domestic manufacturers of pipe fittings, Located at the town of pipe fittings yanshan township,hebei province,china. With bend pipe fitting, flange pipe fitting, tee fittings production line several;Customers can request to produce ISO, ANSI, DIN, JIS, GB etc standard  of carbon steel, alloy steel, stainless steel various specifications of the bend pipe fitting, flange pipe fitting, different-diameter pipe, tee pipe fitting, pipe-cap, big bending and socket etc. Series high school low-pressure industrial fittings 1. 5 tons. My company technical force is abundant, Have cold forming, hot extruded, machine add type, forging, forging, heat treatment until the advanced technology, For many years, persisted from choosing materials, manufacturing and after-sales service, always implement the perfection; The perfection; For the electric power, petrochemical, chemical, pharmaceutical industry, boiler, heating industries provides quality service, Its products direct export to Europe and America, southeast Asia and Middle East praised by users and long-term cooperation today.

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