1.1.1 Standard Fittings. This Standard covers ratings, dimensions, tolerances, marking, and material requirements for titanium, titanium alloy, aluminum, and aluminum alloy forged fittings, both socket-welding and threaded ends.
1.1.2 Special Fittings. Fittings with special dimensions, threads, or counterbores may be made by agreement between the manufacturer and purchaser. When such fittings meet all other requirements of this Standard, they shall be considered in compliance with this Standard.
1.1.1 标准配件。本标准涵盖钛、钛合金、铝和铝合金锻造配件(包括承插焊接端和螺纹端)的额定值、尺寸、公差、标记和材料要求。
1.1.2 特殊配件。具有特殊尺寸、螺纹或沉头孔的配件可由制造商和购买者达成协议。当此类配件符合本标准的所有其他要求时,应视为符合本标准。