pumping unit

Shengji 15mm 316l cold rolled astm4130 precision seamless steel tube

2019-08-22 17:03:00 18

Shengji 15mm  316l cold rolled 316l astm4130 precision seamless steel tube

Product Description

 

Shengji is the leading manufacture of precision cold rolled steel tube. It is widely used as barrel & plunger, motor housing, gas springs, shock absorbers, cylinders, body-building instruments, automotive industry, etc. The precision cold rolled steel tube is recommended for applications where accuracy, roughness and cleanness of the pipe is a priority. The inner and outer walls of the precision cold rolled steel tube have high accuracy and excellent roughness (Ra=0.2 - 0.6).The materials can be altered to meet customers' requirements. Shengji cold rolled precision steel pipe can also withstand high pressure. Both the inner and outer walls have a smooth finish with no oxidation layer on the surface. Our precision cold rolled steel tube features the best technology in both domestic and international markets. 

Shengji 15mm  316l cold rolled astm4130 precision seamless steel tubeShengji 15mm  316l cold rolled astm4130 precision seamless steel tube

SpecificationsShengji 15mm  316l cold rolled astm4130 precision seamless steel tube
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Production Process

 Shengji 15mm  316l cold rolled astm4130 precision seamless steel tube

rig,mud pump,rotary table,drilling swivel,travelling block hookrig,mud pump,rotary table,drilling swivel,travelling block hook

Oilfield Application

 The cold rolled precision seamless steel tube can be  used for downhole pump barrel & plunger, sucker rod coupling, ESP housing, motor bearing and housing.

 1.Sucker Rod Pump

Barrel specification

Nominal Dia.(in)

I.D.  Tolerance(mm)

Wall thickness

Material

Plunger specification

O.D. tolerance(mm)

Length

(in)

Φ32

1 1/4

±0.05

3/50

1/8

1/4

3/8

3/4

7/8

1

1.Carbon steel 1020,1026,1045 etc);

2.Brass

3.Alloy steel

304,316,316L,S50100,

4130,13Cr,P9 etc.

Φ32

±0.05

4’-6’

Φ38

1 1/2

±0.05

Φ38

±0.05

Φ44

1 3/4

±0.05

Φ44

±0.05

Φ50

2

±0.05

Φ50

±0.05

Φ57

2 1/4

±0.05

Φ57

±0.05

Φ70

2 3/4

±0.10

Φ70

±0.10

Φ83

3 1/4”

±0.10

Φ83

±0.10

Φ95

3 3/4”

±0.10

Φ95

±0.10

Φ108

4 1/4”

±0.10

Φ108

±0.10

Φ220

8 5/8”

±0.10

Φ220

±0.10

Φ280

11

±0.10

 

 

 

 2.Brass Sucker rod pump

To solve downhole sucker rod pump corrosion, Shengji developed brass sucker rod pump using precise rolling after 2 year’s studying. Now, Shengji is the first manufacturer in China and the products have been successfully exported to America, Canada, Russia, Tunisia, Kazakhstan, Iran, Saudi Arabia,etc.

 3.Pump housing for Electric Submersible Pump (ESP)

ESP housing manufactured by shengji has high precision and can be assembled without honing. 

(Φ16~Φ210)

Specification

Nominal Dia.

Tolerance

Wall Thickness

Material

Φ139

139.7mm/

5 1/2”

±0.05mm

3.18mm/

1/8”

6.35mm/

1/4”

9.53mm/

3/8”

Alloy steel pipe

(16Mn,1Cr5Mo,35CrMo,9Cr1Mo,13Cr,22Cr,   

A 335P9,4130,K500,718)

Φ178

177.8mm/

7”

±0.05mm

Φ210

209.55mm/

8 1/2”

±0.05mm

Φ280

279.4mm/11”

±0.05mm

 

4.Cold Rolled Brass Pipe

Shengji 15mm  316l cold rolled astm4130 precision seamless steel tube


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Develpment History

 In 1964, our factory is established;

In 1995, we bought in the first tubing production line;

In 2007, our company is restuctured;

In 2015, we became the supplier for Schlumberger and Haliburton.

rig,mud pump,rotary table,drilling swivel,travelling block hookrig,mud pump,rotary table,drilling swivel,travelling block hook 

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Shengji 15mm  316l cold rolled astm4130 precision seamless steel tube 

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Shengji 15mm  316l cold rolled astm4130 precision seamless steel tube 

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