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产品工件的螺纹规格，决定了中径测量仪使用螺纹辊的型号；每套螺纹辊包含2件螺纹辊，储存在螺纹辊套中。具体规格详见下表：
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型号
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产品描述
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TR-8R
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All API 8 Round Tubing
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TR-10R
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All API 10 Round Tubing
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TR-8LP
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8V API Line Pipe, American Standard NPT
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TR-11LP
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11½” V API Line Pipe, American Standard NPT
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TR-B10I
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API Buttress Casing, Internal, 16” - 20”
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TR-B10E
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API Buttress Casing, External, 16” - 20”
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TR-B75I
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API Buttress Casing, Internal, 4½” - 13”
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TR-B75E
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API Buttress Casing, External, 4½” - 13”
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TR-41576
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P.A.C. Connections,
2” - 3½”, 2” - 4” American Open Hole
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TR-4238
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4”, 5½”, & 6” API Full Hole
2” - 6” API INT Flush
2” - 5” Hughes Xtra Hole
API Numbered Connections #23 - #50
2” - 4½” Hughes Slim Hole
3½" - 5½" Double Streamline
3½" & 4½" API EXT Flush
6” API REG
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TR-4338
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5½”, 7”, 8” API REG ,
API Numbered Connections #56 - #77
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TR-5340
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2” - 4½” API REG,
3½”, 4½” API Full Hole
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TR-6232
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2" & 2" External Flush
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TR-61555
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API Numbered Connections #10, #12, #13, #16 M.T. (Macaroni Tubing)
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TR-352H9
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3 ½” - 6” Hughes H-90
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TR-353H9
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7” - 8” Hughes H-90
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TR-312SLH9
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2” - 3½” Hughes Slim Line
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TR-BL
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Blank thread roll set
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