OD WEIGHT WT ID DN COLLARGRADELENGTH
177.8 (7) | 25.52917.00) 29.79(20.00) 34.26(23.00) 38.73(26.00) 43.20(29.00) 47.66(32.00) 52.13(35.00) 56.60(38.00) | 5.87(0.231) 6.91(0.272) 8.05(0.317) 9.19(0.362) 10.36(0.408) 11.51(0.453) 12.65(0.498) 13.72(0.540) | 166.1(6.538) 164.2(6.456) 161.7(6.366) 159.4(6.276) 157.1(6.180) 154.8(6.090) 152.5(6.004) 150.4(5.430) | 162.9(6.413) 160.8(6.331) 158.5(6.204) 156.2(6.151) 153.9(6.059) 151.6(5.969) 149.3(5.879) 147.2(5.795) | 194.5 (7.656) | j55 n80 p110 | 8m-12m (2602-39.4) |
Packing details:
(1)Collar outer surface can not have fold, hairline, delamination, crack, rolling defects such as folding, scarring.
(1)Collar outer surface can not have fold, hairline, delamination, crack, rolling defects such as folding, scarring.
(2) the casing and coupling thread surface should be smooth, there is no burr, tear and enough to make the thread tied to interrupt impact strength and other defects.