Technical parameters Product Description Non - magnetic drill pipe is the auxiliary equipment of measurement while drilling in directional drilling. It is an important part of direction
news more磁性能:相對(duì)磁導(dǎo)率ur<1005,磁感應(yīng)強(qiáng)度梯度≤0.04uT;晶間腐蝕:無(wú)磁制品按ASTMA262E法試驗(yàn),試樣無(wú)晶間腐蝕裂紋
news more超聲波探傷:按ASTME114的標(biāo)準(zhǔn)進(jìn)行100%的檢測(cè),驗(yàn)收標(biāo)準(zhǔn)符合AP17-1中的規(guī)定;晶粒度:鋼材的晶粒度應(yīng)大于5級(jí)。
news moreNon-magnetic drill collar types 1. Non-magnetic drill collars are generally produced in accordance with API7-1 standards, with a length of 30FT or 31FT, i.e. 9150mm or 9450mm. 2.2, according to t
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15922134617 Mr Mao
Technical director:
13511685966 Mr li