Tus pas nrig txhuam

Kev Piav Qhia Luv:

Cov pas nrig txhuam yog ib hom pas nrig tshwj xeeb uas txuas nrog pas nrig txhuam thiab lub qhov dai ntawm lub nqaj. Nws nyob rau sab saum toj ntawm pas nrig txhuam, xav tau lub zog tshaj plaws, yog li nws muaj txoj kab uas hla loj dua thiab qib hlau siab dua li pas nrig txhuam, thiab qhov chaw du heev.

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Cov Lus Qhia Txog Khoom

Cov Cim Npe Khoom

Cov Khoom Siv Qhia Txog Khoom

1. Cov pas nrig txhuam yog ib hom pas nrig tshwj xeeb uas txuas nrog pas nrig txhuam thiab lub qhov dai ntawm lub nqaj. Nws nyob rau sab saum toj ntawm pas nrig txhuam, yuav tsum tau dais lub zog tshaj plaws, yog li nws muaj txoj kab uas hla loj dua thiab qib hlau siab dua li pas nrig txhuam, thiab qhov chaw du heev.

2. Lub luag haujlwm tseem ceeb:

Ua ke nrog cov khoom ntim rau hauv lub thawv ntim khoom kom kaw lub qhov dej thiab tiv thaiv roj, roj av, dej tawm.

Interim connector ntawm sucker rod thiab mule head hanger

Kev sim daim duab qhia txog qhov kawg.

Ua tiav ntau yam kev ua haujlwm ntawm lub qhov dej, xws li kev ntaus lub twj tso kua mis, kev tswj hwm kev teeb tsa lub twj tso kua mis.

Cov lus qhia txog hom

Tus nqi nominal	Lub cev pas nrig txoj kab uas hla D +0.127-0.254（+0.005-0.010） hli (hauv)	Ntev Lmm 士 50mm (Lft 士 2in)	Xov nominal txoj kab uas hla mm (hauv)	mm (hauv) Sab nraud xov lub xub pwg sab nraud	Qhov loj ntawm tus pas nrig nqus dej mm (hauv)
29	28. 6 (11/8)	2438, 3353, 4877, 6707, 7315, 7925 (8, 11. 16. 22. 24, 26)	24 （15/16） PR	Ib	16 (5/8)
29	28. 6 (11/8)	2438, 3353, 4877, 6707, 7315, 7925 (8, 11. 16. 22. 24, 26)	27 （1 1/16） PR	Ib	19 (3/4)
29	28. 6 (1 1/8) pas nrig-upset rau ib kawg	2438, 3353, 4877, 6707, 7315, 7925 (8. 11, 16. 22, 24, 26)	24 (15/16) SR	31.8+0.127-0.254 (1.250+0.005-0.010)	16 (5/8)
29	28. 6 (1 1/8) pas nrig-upset rau ib kawg	2438, 3353, 4877, 6707, 7315, 7925 (8. 11, 16. 22, 24, 26)	27 (1 1/16) SR	38.1+0.127-0.254 (1.500+0.005-0.010)	19 (3/4)
32	31.8 (1 1/4)	3353, 4877, ,6707,7315, 7925, 9144, 10973 (11, 16, 22. 24. 26, 30. 36)	30 (1 3/16) PR	Ib	22(7/8)
32	31.8 (1 1/4) pas nrig-upset rau ib kawg	3353, 4877, ,6707,7315, 7925, 9144, 10973 (11, 16, 22. 24. 26, 30. 36)	30 (1 3/16) SR	41.3+0.127-0.254 (1.625+0.005-0.010)	22(7/8)
38	38. 1 (1 1/2)	4877, 6707, 7315, 7925. 9144. 10973 (16, 22. 24, 26, 30. 36)	35（1 3/8）PR	Ib	25(1)
38	38. 1 (1 1/2) pas nrig-upset rau ib kawg	4877, 6707, 7315, 7925. 9144. 10973 (16, 22. 24, 26, 30. 36)	40 (1 9/16) SR	57.2+0.381-0.381 (2.250+0.015-0.015)	29(1 1/8)

● Khoom Siv Kho Tshuab ntawm Cov Hlau Polished Rod

QIB	Yam tsawg kawg nkaus Yield Zog (0.2% Residual Deformation)		Lub Zog Tensile Yam Tsawg Kawg Nkaus		Lub Zog Tensile Siab Tshaj Plaws		Kev ntev 200 hli%	Kev txo qis ntawm thaj chaw Z%	HRC	HB	Lub Neej Qaug Zog
	psi	MPa	psi	MPa	psi	MPa	≥13	≥50	/	/	≥1.0X106
C	60000	414	90000	621	115000	793	≥13	≥50	/	/	/
D	85000	586	115000	793	140000	965	≥13	≥50	/	/	/
KD	85000	590	115000	795	140000	965	≥13	≥50	/	/	/
H	115000	795	140000	965	173339	1195	≥13	≥45	/	/	/
EHL	/	/	188500	1300	217500	1500 xyoo	/	/	≥50	≥320	≥2.5X106
Lus Cim: Thaum lub zog tsawg kawg nkaus tsis tuaj yeem ntsuas tau, nws yuav tsum tau txiav txim siab tias yuav raug ua tiav rau hauv cov qauv txheem thiab nruab extensometer los ntsuas.
Feem ntau nws yog ua los ntawm cov hlau carbon zoo, uas tuaj yeem ncav cuag cov khoom siv kho tshuab ntawm lub rooj b Feem ntau siv cov hlau molybdenum (tab sis tsis txwv rau hom hlau no), thiab kev kho cua sov zoo tuaj yeem ua tiav cov khoom siv kho tshuab ntawm lub rooj no

● Cov Tshuaj Lom Zem ntawm Cov Qws Sucker Feem Ntau Siv

AISI	C	Si	Mn	P	S	Cr	Ni	Mo	V	Cu	Al
4130	0.26-0.33	0.17-0.37	0.4-0.7	≤0.025	≤0.025	0.8-1.1	≤0.3	0.15-0.25	/	≤0.2	/
4140	0.38-0.45	0.17-0.37	0.5-0.8	≤0.025	≤0.025	0.9-1.2	≤0.3	0.15-0.25	0.04-0.09	≤0.2	/
4142	0.38-0.45	0.17-0.37	0.5-0.8	≤0.025	≤0.025	0.9-1.2	≤0.3	0.15-0.25	0.04-0.09	≤0.2	/
4330	0.3-0.35	0.15-0.35	0.8-1.1	≤0.025	≤0.025	0.8-1.1	1.65-2.0	0.2-0.3	0.05-0.10	≤0.2	/
4720	0.19-0.23	0.15-0.35	0.85-1.05	≤0.025	≤0.025	0.8-1.05	0.9-1.2	0.22-0.30	0.02-0.05	0.40-0.60	/