PIPE SPECIFICATIONS Scope AP15L Industrial （管规格范围AP15L工业）.pdf

PIPE SPECIFICATIONS Scope AP15L Covers SEAMLESS and WELDED LINE PIPE in nominal sizes and walls through 12 inch or by OUTSIDE DIAMETERS and 1/8 - 48 nominal walls in all sizes. Dimensions may be specified in English STD, XS AND or metric units. Pipe to this specificationis suitable for use in XXS conveying gas, water, and oil in the oil and natural gas industries. Other sizes and dimensions may be furnished Hydrostatic Testing Lists STANDARD and higher ALTERNATIVE hydrostatic mill inspection test pressures. Each length of pipe must be tested. Welded pipe is struck while under pressure near the weld at both ends of the pipe. Permissible Variations in Weights Per Foot For STD, XS, XXS and other REGULAR weights Pipe shall not vary more than 10 percent over and 3.5 percent under weights shown in tables. For SPECIAL weights Pipe shall not vary more than 10 percent over and 5 percent under weights shown in tables. In carload (40,000 lbs) lots, weight of total pipe in car shall be not less than 1.75 percent under the calculated weight of total footage in the car. Sizes 4-1/2 inch OD and smaller may be weighed in convenient lots. Sizes 5-9/16 inch OD and larger shall be weighed individually. PIPE SPECIFICATIONS Permissible Variations in OD AP15L OUTSIDE DIAMETER shall not vary more than: 1/8 - 48 Pipe Body Over Under STD, XS and XXS 1.900 OD and smaller 0.016 0.031 2-3/8 through 4 OD 1% 1% Other sizes and 4-1/2 through 18 O