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仅用于MRP-1000，MRP-1500， MRP-2000，MRP-2500，MRP-3000，MRP-3500系列
螺纹标准杆的设计应用于MRP系列螺纹中径测量仪进行标准校对，精确测量API标准螺纹节箍。每付螺纹标准杆含有两根圆棒，均依据API Spec 5B标准制作。杆套被稳固连接在一起，并标明螺纹节箍大小及产品系列号。
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螺纹类型
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节箍
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外螺纹标准杆
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内螺纹标准杆
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NUE
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2 3/8 NUE
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MRP-238NUE-P
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MRP-238NUE-B
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2 7/8 NUE
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MRP-278NUE-P
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MRP-278NUE-B
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3 1/2 NUE
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MRP-312NUE-P
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MRP-312NUE-B
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4 NUE
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MRP-4NUE-P
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MRP-4NUE-B
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4 1/2 NUE
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MRP-412NUE-P
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MRP-412NUE-B
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EUE
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2 3/8 EUE
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MRP-238EUE-P
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MRP-238EUE-B
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2 7/8 EUE
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MRP-278EUE-P
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MRP-278EUE-B
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3 1/2 EUE
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MRP-312EUE-P
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MRP-312EUE-B
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4 EUE
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MRP-4EUE-P
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MRP-4EUE-B
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4 1/2 EUE
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MRP-412EUE-P
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MRP-412EUE-B
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Buttress
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4 1/2” Buttress
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MRP-412B-P
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MRP-412B-B
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5” Buttress
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MRP-5B-P
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MRP-5B-B
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5 1/2” Buttress
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MRP-512B-P
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MRP-512B-B
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6 5/8” Buttress
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MRP-658B-P
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MRP-658B-P
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7” Buttress
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MRP-7B-P
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MRP-7B-B
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7 5/8” Buttress
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MRP-758B-P
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MRP-758B-B
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8 5/8” Buttress
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MRP-858B-P
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MRP-858B-B
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9 5/8” Buttress
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MRP-958B-P
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MRP-958B-B
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10 3/4” Buttress
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MRP-1034B-P
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MRP-1034B-B
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11 3/4 Buttress
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MRP-1134B-P
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MRP-1134B-B
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13 3/8 Buttress
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MRP-1338B-P
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MRP-1338B-B
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16 Buttress
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MRP-16B-P
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MRP-16B-B
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18 5/8 Buttress
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MRP-1858B-P
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MRP-1858B-B
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20 Buttress
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MRP-20B-P
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MRP-20B-B
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