With the volatility of nickel prices causing concern in the industry, supplier Hart b.v. is keeping a close eye on the situation and acting accordingly. In response to the increased delivery time from mills, the Dutch supplier is increasing the quantity of its already high level of pipe inventory. The product offering already includes Nickel Alloy 200/201, 400, 600, 625, 825 and C276 in both seamless and welded pipes. Hart will soon also stock the full range of BW-fittings in Alloy 400 and C276.