標(biāo)準(zhǔn) Standard:
API SPEC 5L
用途 Used:
用于石油、天然氣工業(yè)中的氣、水、油輸送。
For conveying gas,water,and oil in both the oil and natural gas industries
尺寸公差 Tolerances on Dimensions:
標(biāo)準(zhǔn)/Standard |
外徑公差/Outside Diameter Tolerance |
壁厚公差/Wall Thickness Tolerance |
API SPEC 5L |
D<60.3mm |
+0.41mm/-0.40mm |
+15.0%/-12.5% |
D≥60.4mm |
+0.75%/-0.40mm |