API STANDARD
SAIGAO
China
Nominal size | D | d | Lmm | DF(mm) | Bending Strength ratio | ||
mm | In | mm | in | ||||
NC31-41(2-7/8IF) | 104.8 | 2004-1-8 | 50.8 | 2 | 9150 | 100.4 | 2.43: 1 |
NC35-47 | 120.7 | 2004-3-4 | 50.8 | 2 | 9150 | 114.7 | 2.58: 1 |
NC38-50(3-1/2IF) | 127 | 5 | 57.2 | 2002-1-4 | 9150 | 121 | 2.38: 1 |
NC44-60 | 152.4 | 6 | 57.2 | 2002-1-4 | 9150/9450 | 144.5 | 2.49: 1 |
NC44-60 | 152.4 | 6 | 71.4 | 2-13/16 | 9150/9450 | 144.5 | 2.84: 1 |
NC44-62 | 158.8 | 2006-1-4 | 57.2 | 2002-1-4 | 9150/9450 | 149.2 | 2.91: 1 |
NC46-62(4IF) | 158.8 | 2006-1-4 | 71.4 | 2-13/16 | 9150/9450 | 150 | 2.63: 1 |
NC46-65(4IF) | 165.1 | 2006-1-2 | 57.2 | 2002-1-4 | 9150/9450 | 154.8 | 2.76: 1 |
NC46-65(4IF) | 165.1 | 2006-1-2 | 71.4 | 2-13/16 | 9150/9450 | 154.8 | 3.05: 1 |
NC46-67(4IF) | 171.4 | 2006-3-4 | 57.2 | 2002-1-4 | 9150/9450 | 159.5 | 3.18: 1 |
NC50-67(4-1/2IF) | 171.4 | 2006-3-4 | 71.4 | 2-13/16 | 9150/9450 | 159.5 | 2.37: 1 |
NC50-70(4-1/2IF) | 177.8 | 7 | 57.2 | 2002-1-4 | 9150/9450 | 164.7 | 2.54: 1 |
NC50-70(4-1/2IF) | 177.8 | 7 | 71.4 | 2-13/16 | 9150/9450 | 164.7 | 2.73: 1 |
NC50-72(4-1/2IF) | 184.2 | 2007-1-4 | 71.4 | 2-13/16 | 9150/9450 | 169.5 | 3.12: 1 |
NC56-77 | 196.8 | 2007-3-4 | 71.4 | 2-13/16 | 9150/9450 | 185.3 | 2.70: 1 |
NC56-80 | 203.2 | 8 | 71.4 | 2-13/16 | 9150/9450 | 190.1 | 3.02: 1 |
6-5/8REG | 209.6 | 2008-1-4 | 71.4 | 2-13/16 | 9150/9450 | 195.7 | 2.93: 1 |
NC61-90 | 228.6 | 9 | 71.4 | 2-13/16 | 9150/9450 | 212.7 | 3.17: 1 |
7-5/8REG | 241.3 | 2009-1-2 | 76.2 | 3 | 9150/9450 | 223.8 | 2.81: 1 |
NC70-97 | 247.6 | 2009-3-4 | 76.2 | 3 | 9150/9450 | 232.6 | 2.57: 1 |
NC70-100 | 254 | 10 | 76.2 | 3 | 9150/9450 | 237.3 | 2.81: 1 |
Nominal size | D | d | Lmm | DF(mm) | Bending Strength ratio | ||
mm | In | mm | in | ||||
NC31-41(2-7/8IF) | 104.8 | 2004-1-8 | 50.8 | 2 | 9150 | 100.4 | 2.43: 1 |
NC35-47 | 120.7 | 2004-3-4 | 50.8 | 2 | 9150 | 114.7 | 2.58: 1 |
NC38-50(3-1/2IF) | 127 | 5 | 57.2 | 2002-1-4 | 9150 | 121 | 2.38: 1 |
NC44-60 | 152.4 | 6 | 57.2 | 2002-1-4 | 9150/9450 | 144.5 | 2.49: 1 |
NC44-60 | 152.4 | 6 | 71.4 | 2-13/16 | 9150/9450 | 144.5 | 2.84: 1 |
NC44-62 | 158.8 | 2006-1-4 | 57.2 | 2002-1-4 | 9150/9450 | 149.2 | 2.91: 1 |
NC46-62(4IF) | 158.8 | 2006-1-4 | 71.4 | 2-13/16 | 9150/9450 | 150 | 2.63: 1 |
NC46-65(4IF) | 165.1 | 2006-1-2 | 57.2 | 2002-1-4 | 9150/9450 | 154.8 | 2.76: 1 |
NC46-65(4IF) | 165.1 | 2006-1-2 | 71.4 | 2-13/16 | 9150/9450 | 154.8 | 3.05: 1 |
NC46-67(4IF) | 171.4 | 2006-3-4 | 57.2 | 2002-1-4 | 9150/9450 | 159.5 | 3.18: 1 |
NC50-67(4-1/2IF) | 171.4 | 2006-3-4 | 71.4 | 2-13/16 | 9150/9450 | 159.5 | 2.37: 1 |
NC50-70(4-1/2IF) | 177.8 | 7 | 57.2 | 2002-1-4 | 9150/9450 | 164.7 | 2.54: 1 |
NC50-70(4-1/2IF) | 177.8 | 7 | 71.4 | 2-13/16 | 9150/9450 | 164.7 | 2.73: 1 |
NC50-72(4-1/2IF) | 184.2 | 2007-1-4 | 71.4 | 2-13/16 | 9150/9450 | 169.5 | 3.12: 1 |
NC56-77 | 196.8 | 2007-3-4 | 71.4 | 2-13/16 | 9150/9450 | 185.3 | 2.70: 1 |
NC56-80 | 203.2 | 8 | 71.4 | 2-13/16 | 9150/9450 | 190.1 | 3.02: 1 |
6-5/8REG | 209.6 | 2008-1-4 | 71.4 | 2-13/16 | 9150/9450 | 195.7 | 2.93: 1 |
NC61-90 | 228.6 | 9 | 71.4 | 2-13/16 | 9150/9450 | 212.7 | 3.17: 1 |
7-5/8REG | 241.3 | 2009-1-2 | 76.2 | 3 | 9150/9450 | 223.8 | 2.81: 1 |
NC70-97 | 247.6 | 2009-3-4 | 76.2 | 3 | 9150/9450 | 232.6 | 2.57: 1 |
NC70-100 | 254 | 10 | 76.2 | 3 | 9150/9450 | 237.3 | 2.81: 1 |