油管和套管标准中部分技术条款探讨

Discussion of the Tubing and Casing Standard Part of the Technical Terms

针对油管和套管标准中批的定义、硬度试验、硫化物应力开裂试验(SSC)、抗挤毁试验、接箍钢级替代、接箍承载面宽度以及偏梯形螺纹黑皮扣这7个未明确或存在疑义的条款进行分析。提出了一些合理化建议,为采购方在订货时和制造厂生产油管和套管产品时进行质量控制提供参考。

There are seven terms which are indefinite and still in doubt in tubing and casing stand-ard.The terms which include the definition of the lot,hardness test,sulfide stress cracking test (SSC),collapsing test,couplings alternative grade,width of coupling bearing face and black crest of buttress threads are analyzed.Some appropriate proposals are developed for purchaser to place order and manufacturer to control quality of tubing and casing.