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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

Beijing Tengyue Technology Co.Ltd

China

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	Bevel Diameter	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	Bevel Diameter	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

Sell Drill Collar

Beijing Tengyue Technology Co.Ltd

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Sell Drill Collar

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