June 4 (Reuters) - U.S.-based equipment manufacturer

Chart Industries ( GTLS ) and flow control systems maker

Flowserve Corp ( FLS ) said on Wednesday they will merge in an

all-stock deal expected to have an enterprise value of about $19

billion.

Chart shareholders will receive 3.165 shares of Flowserve's ( FLS )

common stock for each share held, the companies said.

Shares of Chart Industries ( GTLS ) were up 2.3% in premarket

trading, while those of Flowserve ( FLS ) fell 1%.

Chart shareholders will own about 53.5% of the combined

company, while Flowserve ( FLS ) shareholders will hold the rest.

Chart CEO Jill Evanko will serve as the chair of the new

company's board, while Flowserve ( FLS ) CEO Scott Rowe will have the

top job at the combined company.

The deal is expected to generate about $300 million in

annual cost savings within three years of the transaction, which

is expected to close in the fourth quarter of 2025.

(Reporting by Anshuman Tripathy in Bengaluru; Editing by Leroy

Leo and Shinjini Ganguli)