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| Product Name: |
kelly
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| Specifications |
all sizes |
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Kellys are made from 4145H modified alloy steel in accordance with API Spec.7 latest edition, which are quenched and tempered along full length.
Size Length
m Upper box connection Lower pin connection I.D. Driving section
mm in Type(LH) O.D. Thread O.D. Cross flat For square kelly Cross corner for hexa kelly
Std. optional. Std. optional.
63.5 2 1/2 12.19 6 5/8
REG 4 1/2 REG 196.8 146.0 NC26 85.7 31.8 63.5 83.3
76.2 3 12.19 6 5/8
REG 4 1/2 REG 196.8 146.0 NC31 104.8 44.4 76.2 100.0 85.7
88.9 3 1/2 12.19 6 5/8
REG 4 1/2 REG 196.8 146.0 NC38 120.6 57.2 88.9 115.1 100.8
108.0 4 1/4 12.9 6 5/8
REG 196.8 146.0 NC46 158.8 71.4 108.0 141.3 122.2
6 5/8
REG 196.8 146.0 NC50 161.9 71.4 108.0 141.3 122.2
133.4 5 1/4 12.9 6 5/8
REG 196.8 5 1/2 FH 177.8 82.6 133.3 175.4 151.6
6 5/8
REG 196.8 NC56 177.8 82.6 133.3 175.4 151.6
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| Company: |
tianhe petroleum group
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| Contact: |
Mr. Dong Yong |
| Address: |
69 ChaoYang Road, the Fortune Center, Ste. 1-801,ChaoYang, BeiJing, 100025 China |
| Postcode: |
100025 |
| Tel: |
86-10-85787096 |
| Fax: |
86-10-85787238 |
| E-mail: |
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