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System Design Tables

Type K Type L ACR Type Gas

Table 2 - Dimensions and Physical Characteristics of Copper Tube: TYPES K, L, ACR and Gas.

Table 3 - Maximum Capacity* for Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 0.5 inches wc, CFH.**

Table 4 - Maximum Capacity* for Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 1 inch wc, CFH.**

Table 5 - Maximum Capacity* for Copper Tube in an Elevated Pressure System of 2 psig and Pressure Drop of 1.0 psig., CFH.** (Based on atmospheric pressure at sea level)

Table 6 - Maximum Capacity* for Copper Tube in an Elevated Pressure System of 5 psig and Pressure Drop of 3.5 psig, CFH.** (Based on atmospheric pressure at sea level)

Table 7 - Multipliers to be Used with Tables 3 through 6 When Specific Gravity of Gas is Other than 0.60.

LP system - Tables for LP [Liquefied Petroleum] Gas System.

Notes:
* Includes a 20% factor for fittings
** See Table 7.

Useful Resources

Table 1 Copper Tube: For Gas Installation
Type K | Type L
ACR | Type Gas

Table 2 Dimensions and Physical Characteristics of Copper Tube: TYPES K, L, ACR and Gas.

Table 3 Maximum Capacity for Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 0.5 inches wc, CFH.

Table 4 Maximum Capacity for Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 1 inch wc, CFH.

Table 5 Maximum Capacity for Copper Tube in an Elevated Pressure System of 2 psig and Pressure Drop of 1.0 psig., CFH. (Based on atmospheric pressure at sea level.)

Table 6 Maximum Capacity for Copper Tube in an Elevated Pressure System of 5 psig and Pressure Drop of 3.5 psig, CFH. (Based on atmospheric pressure at sea level.)

Table 7 Multipliers to be Used with Tables 3 through 6 When Specific Gravity of Gas is Other than 0.60.

Table 3LP Maximum Capacity for the Flow of Undiluted LP Gases Through Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 0.5 inches wc, CFH.

Table 4LP Maximum Capacity for the Flow of Undiluted LP Gases Through Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 1 inch wc, CFH.

Table 5LP Maximum Capacity for the Flow of Undiluted LP Gases Through Copper Tube in an Elevated Pressure System of 2 psig and Pressure Drop of 1.0 psig., CFH. (Based on atmospheric pressure at sea level.)

Table 6LP Maximum Capacity for the Flow of Undiluted LP Gases Through Copper Tube in an Elevated Pressure System of 5 psig and Pressure Drop of 3.5 psig, CFH. (Based on atmospheric pressure at sea level.)

Table 8LP Maximum Capacity for the Flow of Undiluted LP Gases Through Copper Tube in a Low Pressure System of Less than 14 inches wc and Pressure Drop of 2.5 inches wc, CFH.