HELPING THE OTHERS REALIZE THE ADVANTAGES OF BAR 178 RTP

(ii) Taper threads being of length not less than as specified for American Regular taper pipe threads.(one) Openings are permitted in heads only. They have to be circular and will not exceed 3 inches in diameter or just one third on the cylinder diameter, whichever is a lot less. Each opening from the cylinder must be offered which has a fitting, m