Specification Steel Grade Threads 4 1/2Ħħ, 11.6# J55, K55, N80, L80,P110 BTC, LTC, STC, 5Ħħ, 15# J55, K55, N80, L80,P110 BTC, LTC, STC, 5Ħħ, 18# J55, K55, N80, L80,P110 BTC, LTC, STC, 5 1/2Ħħ,17# J55, K55, N80, L80,P110 BTC, LTC, STC, 5 1/2Ħħ,20# J55, K55, N80, L80,P110 BTC, LTC, STC, 6 5/8Ħħ,24# J55, K55, N80, L80,P110 BTC, LTC, STC, 7Ħħ,23# J55, K55, N80, L80,P110 BTC, LTC, STC, 7Ħħ,26# J55, K55, N80, L80,P110 BTC, LTC, STC, 7Ħħ,29# J55, K55, N80, L80,P110 BTC, LTC, STC, 7Ħħ,32# J55, K55, N80, L80,P110 BTC, LTC, STC, 7 5/8Ħħ,29.7# J55, K55, N80, L80,P110 BTC, LTC, STC, 7 5/8Ħħ,39# J55, K55, N80, L80,P110 BTC, LTC, STC, 8 5/8Ħħ,28# J55, K55, N80, L80,P110 BTC, LTC, STC, 8 5/8Ħħ,32# J55, K55, N80, L80,P110 BTC, LTC, STC, 8 5/8Ħħ,36# J55, K55, N80, L80,P110 BTC, LTC, STC, 9 5/8Ħħ,36# J55, K55, N80, L80,P110 BTC, LTC, STC, 9 5/8Ħħ,40# J55, K55, N80, L80,P110 BTC, LTC, STC, 9 5/8Ħħ,43.5# J55, K55, N80, L80,P110 BTC, LTC, STC,
|