標準號：ANSI/ASTM F689-1997
中文標準名稱：測定內壁金屬鑄件塑料氣壓管道地面溫度慣例
英文標準名稱：Practice for Determination of the Temperature of Above-Ground Plastic Gas Pressure Pipe within Metallic Casings
標準類型：G33
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：G33
國際標準分類號：23.040.20
適用范圍：This practice describes a procedure for the determination of the temperature history of above-ground plastic gas pressure pipe encased in a metallic casing. Such temperature changes may be due to ambient air temperature, or solar exposure, or both. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.