pumping unit

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

2019-08-22 17:03:00 31

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

Product Description

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

 

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

Key Feature

1.Inner and outer walls of pipe have high accuracy, excellent roughness (Ra=0.2 - 0.6).

2.Materials can be altered to meet customers' requirements.

3.Inner and outer wall smooth finish.

4.Able to withstand high pressure.

SpecificationsShengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tubeProduction Process

 Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

Oilfield Application

The cold rolled precision 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

 

 

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

 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.

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube 3.Pump housing for Electric Submersible Pump (ESP)

ESP housing manufactured by shengji has high precision and can be assembled without honing. Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

(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 gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube

Quality Control

Shengji gb/jis/en/iso/astm 4130 cold rolled precision seamless steel tube 

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