N80 steel has definite SCC sensibility in oilfield-water compared in air, but lower strain rate administer to relieving the ductility loss and the SCC sensibility of N80 steel.

• N80钢试样在油田水中较空气中具有一定的SCC敏感性，且较低的应变速率有助于减轻N80的韧性损失，降低SCC的敏感性。