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Cold Drawn Seamless Tubing JIS G3429 STH22

Cold Drawn Seamless Tubing JIS G3429 STH22

Corresponding material: 34CrMo4 Outer diameter: 38 ~ 720mm Wall thickness: 3.5 ~ 120mm Length: 4-12m

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Cold Drawn Seamless Tubing JIS G3429 STH22

JIS G3429, This Japanese standard specifies seamless steel pipe used for manufacturing steel high-pressure gas cylinders. Pipes according JIS G3429 are manufactured through a combination of pipe manufacturing and finishing methods and usually, the pipe is not heat treated during manufacture. The end of the pipe shall be plain unless otherwise specified. Type STH22 is a widely used material in the high pressure application.

 

There are five kinds of types for the classification according the composition of chemical elements:

C-Mn steel:STH11, STH12;

Cr-Mo steel:STH21, STH22;

Ni-Cr-Mo steel: STH31.

 

SHEW-E STEEL supply JIS G3429 grade STH22 in the following size and specifications:

Corresponding material: 34CrMo4

Outer diameter: 38 ~ 720mm

Wall thickness: 3.5 ~ 120mm

Length: 4-12m

 

STH22 Chemical Composition:

C

Si

Mn

P

S

Cu

Ni

Mo

Cr

0.33~0.38

0.15~0.35

0.40~0.90

≤0.030

≤0.030

/

≤0.25

0.15~0.30

0.80~1.20

 

Cold-drawn Cylinder steel tubes are available for a variety of hydraulic cylinder manufacturing where close tolerances and smooth surface finishes are critical. STH22 Tubing Tolerances should conform to:

Outside diameter mm

Wall thickness

Wall thickness disparity

Length

±1

+300

20%

+30mm

 

SHEW-E STEEL product range consists of seamless and welded cylinder tubing and These precision tubes can be manufactured in either seamless, welded and cold drawn process, depending on you required. Any interest, call me today or email info@shew-esteelpipe.com 

 


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