Diameter luar (+ 0,127, -0,254) |
Nilai nominal pin benang (mm) |
pengisap batang cocok (mm) |
Peralatan mekanis |
sifat lapisan |
kekasaran permukaan |
1 1/8 (28,6) |
15/16 (23,8) PR 1 1/16 (27) PR |
5/8 (15,9) 3/4 (19,1) |
1.Carbon baja: 620MPa≤ tarik strength≤827MPa 2.alloy baja: 655MPa≤ tarik strength≤1100MPa |
coating kekerasan ≥480HV200 ketebalan lapisan 0,254 ~ 0.508mm |
1.conventional rod≤0.4μm dipoles 2.sprayed rod≤0.8μm dipoles |
1 1/4 (31,8) |
1 3/16 (30,2) PR |
7/8 (22.2) |
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1 1/2 (38,1) |
1 3/8 (34,9) PR |
1 (25,4) |
Menandai: API 11B Sinker Bar | Padat Sinker Bar | Bar Tungsten Sinker | Tungsten Bar Alloy Sinker | tenggelam Bar
Menandai: Bar API 11B Stabilizer | D khusus Stabilizer Bar | Kelas KD Stabilizer Bar | Sway Bar