Qattiq shakldagi aylanuvchan kelly tayoq. Ko'p kalitli dizayn, yuqori burilish momenti, maxsus standartga mos bo'lmagan xususiyatlar hamda mustaqil ilmiy tadqiqotlar.
| Turi | Tashqi trubka diametri | Bo'limdagi naychalar soni * uzunligi | Darzlash chuqurligi |
| ф377-4*14 | ф377mm/Ф1'3' | 4*14/4*45'1" | 52m/170'7.2" |
| ф445-4*14 | ф445mm/Ф1'5.5' | 4*15/4*45'5" | 56m/170'7,2" |
| ф470-4*15 | ф470mm/Ф1'6,5' | 4*15/4*45'5" | 56m/170'7,2" |
| ф508-4*15 | ф508mm/Ф1'8' | 4*15/4*45'5" | 56m/170'7,2" |
| ф508-5*15 | ф508mm/1'8' | 5*15/5*45'5" | 70m/170'7,2" |
| ф530-4*17 | ф530mm/Ф1'8,9' | 4*17/4*55'9" | 63m/206'8" |
| ф580-4*17 | ф580mm/Ф1'10,8' | 4*17/4*55'9" | 63m/206'8" |
YIJUE ni tanlang, muvaffaqiyatni tanlang
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