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Sell Drill Collar

Sell Drill Collar

离岸价格

获取最新报价

( Negotiable )

|

Minimum Order

位置:

Beijing

最小订单价格:

-

最小订单:

1 Piece

包装细节:

woodencase

交货时间:

10days

供应能力:

100 Piece per Week

付款方式:

-

现在联系
免费会员

联系人 Ms. Kiko

Huayuanyili ,Taipingqiao West Road,Fengtai District,Beijing, China, Beijing, Beijing

现在联系

详情


DRILL COLLAR
The drill collar is according to SY/T********7 and API **1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI ***5H alloy Structural steel to carry on the deep hole processing, before thread and spiral Groove processing against the total cross-section to quenching and the tempering Heat treatment. After thread examination qualified, and carries on cold rolling Processing to the thread root and the slips, reduces the thread part fatigue failure To increase the drill collar service life

Drill collar Outside diameter Inside diameter Length Bevel Diameter Ref. bending
 Number mm in mm in mm Strength Ratio
NC****1 *9.4 3 1/8 *1.8 1 1/4 ***0 *6.2 2.*7:1
  NC****5(2 3/8 IF)                          *8.9 3 1/2 *8.1 1 1/2 ***0 *2.9 2.*2:1
NC****1(2 7/8 IF) **4.8 4 1/8 *0.8 2 ***0 **0.4 2.*3:1
NC****7 **0.7 4 3/4 *0.8 2 ***0 **4.7 2.*8:1
NC****0(3 1/2 IF) **7 5 *7.2 2 1/4 ***0 **1 2.*8:1
NC****0 **2.4 6 *7.2 2 1/4 ***0/***0 **4.5 2.*9:1
NC****0 **2.4 6 *1.4 2 *3/*6 ***0/***0 **4.5 2.*4:1
NC****2 **8.8 6 1/4 *7.2 2 1/4 ***0/***0 **9.2 2.*1:1
NC****2(4IF) **8.8 6 1/4 *1.4 2 *3/*6 ***0/***0 **0 2.*3:1
NC****5(4IF) **5.1 6 1/2 *7.2 2 1/4 ***0/***0 **4.8 2.*6:1
NC****5(4IF) **5.1 6 1/2 *1.4 2 *3/*6 ***0/***0 **4.8 3.*5:1
NC****7(4IF) **1.4 6 3/4 *7.2 2 1/4 ***0/***0 **9.5 3.*8:1
NC****7(4 1/2 IF) **1.4 6 3/4 *1.4 2 *3/*6 ***0/***0 **9.5 2.*7:1
NC****0(4 1/2 IF) **7.8 7 *7.2 2 1/4 ***0/***0 **4.7 2.*4:1
NC****0(4 1/2 IF) **7.8 7 *1.4 2 *3/*6 ***0/***0 **4.7 2.*3:1
NC****2(4 1/2 IF) **4.2 7 1/4 *1.4 2 *3/*6 ***0/***0 **9.5 3.*2:1
NC****7 **6.8 7 3/4 *1.4 2 *3/*6 ***0/***0 **5.3 2.*0:1
NC****0 **3.2 8 *1.4 2 *3/*6 ***0/***0 **0.1 3.*2:1
6 5/8 REG **9.6 8 1/4 *1.4 2 *3/*6 ***0/***0 **5.7 2.*3:1
NC****0 **8.6 9 *1.4 2 *3/*6 ***0/***0 **2.7 3.*7:1
7 5/8 REG **1.3 9 1/2 *6.2 3 ***0/***0 **3.8 2.*1:1
NC****7 **7.6 9 3/4 *6.2 3 ***0/***0 **2.6 2.*7:1
NC*****0 **4 *0 *6.2 3 ***0/***0 **7.3 2.*1:1
8 5/8 REG **9.4 *1 *6.2 3 ***0/***0 **6.7 2.*4:1
Drill collar Outside diameter Inside diameter Length Bevel Diameter Ref. bending
 Number mm in mm in mm Strength Ratio
NC****1 *9.4 3 1/8 *1.8 1 1/4 ***0 *6.2 2.*7:1
  NC****5(2 3/8 IF)                          *8.9 3 1/2 *8.1 1 1/2 ***0 *2.9 2.*2:1
NC****1(2 7/8 IF) **4.8 4 1/8 *0.8 2 ***0 **0.4 2.*3:1
NC****7 **0.7 4 3/4 *0.8 2 ***0 **4.7 2.*8:1
NC****0(3 1/2 IF) **7 5 *7.2 2 1/4 ***0 **1 2.*8:1
NC****0 **2.4 6 *7.2 2 1/4 ***0/***0 **4.5 2.*9:1
NC****0 **2.4 6 *1.4 2 *3/*6 ***0/***0 **4.5 2.*4:1
NC****2 **8.8 6 1/4 *7.2 2 1/4 ***0/***0 **9.2 2.*1:1
NC****2(4IF) **8.8 6 1/4 *1.4 2 *3/*6 ***0/***0 **0 2.*3:1
NC****5(4IF) **5.1 6 1/2 *7.2 2 1/4 ***0/***0 **4.8 2.*6:1
NC****5(4IF) **5.1 6 1/2 *1.4 2 *3/*6 ***0/***0 **4.8 3.*5:1
NC****7(4IF) **1.4 6 3/4 *7.2 2 1/4 ***0/***0 **9.5 3.*8:1
NC****7(4 1/2 IF) **1.4 6 3/4 *1.4 2 *3/*6 ***0/***0 **9.5 2.*7:1
NC****0(4 1/2 IF) **7.8 7 *7.2 2 1/4 ***0/***0 **4.7 2.*4:1
NC****0(4 1/2 IF) **7.8 7 *1.4 2 *3/*6 ***0/***0 **4.7 2.*3:1
NC****2(4 1/2 IF) **4.2 7 1/4 *1.4 2 *3/*6 ***0/***0 **9.5 3.*2:1
NC****7 **6.8 7 3/4 *1.4 2 *3/*6 ***0/***0 **5.3 2.*0:1
NC****0 **3.2 8 *1.4 2 *3/*6 ***0/***0 **0.1 3.*2:1
6 5/8 REG **9.6 8 1/4 *1.4 2 *3/*6 ***0/***0 **5.7 2.*3:1
NC****0 **8.6 9 *1.4 2 *3/*6 ***0/***0 **2.7 3.*7:1
7 5/8 REG **1.3 9 1/2 *6.2 3 ***0/***0 **3.8 2.*1:1
NC****7 **7.6 9 3/4 *6.2 3 ***0/***0 **2.6 2.*7:1
NC*****0 **4 *0 *6.2 3 ***0/***0 **7.3 2.*1:1
8 5/8 REG **9.4 *1 *6.2 3 ***0/***0 **6.7 2.*4:1

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至:

Ms. Kiko < Beijing Tengyue Technology Co.Ltd >

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