上海昶生特殊钢有限公司，主要生产石油钻采行业用无磁钻铤。本公司是综合性跨多行业的企业，拥有炼钢，锻造，机械加工生产能力。在研制无磁钻铤钢有多年的经验，生产工艺娴熟，目前生产的无磁钻铤钢的标准有：美标P530，P550及15--15HS，并备有大量库存。

本公司还生产耐蚀合金和镍基合金产品，包括：圆钢、锻件、冷拉棒材、丝材、冷热轧板卷、不锈钢管件，法兰等，可根据客户要求定做、定制产品。

本公司生产的高精密不锈钢管，超薄薄壁管，小口径管具有高度的优势，质量过硬。

公司本着“诚信为本、以质求存”的经营理念和“品种全、规格齐、优、质量好、服务佳”的竞争优势来经营。同美、德、法、英、日、韩、澳大利亚等多个国家和地区建立了经济贸易关系，产品广泛应用于石油、化工、电力、食品、机械、核电、航天、、医药、建筑等多个行业，且获得国内外客户广泛好评与赞誉。无磁钻铤钢等特种材质、特种规格等产品更是在国际市场得到认可。

公司获得ISO9001证书，以及AIP 5DP,API Spec 7-1认证，为产品的质量提供了保证，同时也赢得了广大客户的认可。

我们愿以优良的产品质量、的技术性能、完善的售后服务与您取得良好的合作关系，共同进步，共同发展


Shanghai Changsheng Special Steel Co.,Ltd is mainly specialized in non magnetic drill collar which are widely used in Oil drilling industry.We are a Synthesis enterprise which Across multiple industries.We have full Steelmaking , forging , machining capacity.We have rich experience in the development of non-magnetic drill collar field with Skilled production process.At present,we can produce non magnetic drill collar as per standard ASTM P530,P550 and 15-15HS.Keep in large inventory in long term.Welcome to inquiry.

Shanghai Changsheng also a leading manufacturer of Corrosion resistant alloys and nickel-based alloy products and heat resistance steel, Ni-Cr alloy superior steel, including Bar, forgings , cold-drawn bars , wire, stainless steel pipe fittings, flanges, etc. And produce customized products according to customer requirements.

Shanghai Changsheng also have a good advantage in produce all kinds of high precision stainless steel pipe/tube,very thin wall stainless steel tube and very small diameter stainless steel tube.Advanced equipment and good experience in experience, and good knowledge of the staff,making the products quality good,and also price will not let you down.

Shanghai Changsheng adhere to “Honesty, quality for survival” as Enterprise Notion and competitive advantages of “Varieties, Full specifications, Excellent price, Good quality, Good service”.We have established good business relationship with many countries and regions.Such as USA, German, France, UK, Japan, Korea, Mexico, Canada, Turkey, Dubai, Australia,etc. Produces are widely used in Petroleum, chemical, power, food, machinery , nuclear power, aerospace, defense, medicine, construction and other industries,and warm welcomed by our clients. Especially our non magnetic drill collar products as key products are recognized in the international market .

We,Shanghai Changsheng wish to establish a good business relationship with you with our Excellent product quality , advanced technical performance and efficient after-sales service. Common progress and common development.