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About The DIN1630 Standard

Shannxi Shew-E Steel Pipe Co.,Ltd | Updated: May 02, 2017

About the DIN1630 Standard

DIN 1630 (similar to JIS G3455)is a standard specification for unalloyed steel pipes which predominantly used in the construction of chemical plant, vessels, pipework and for general mechanical engineering purposes. Normally there are no the maximum permissible working pressure and the permissible working temperature shall not exceed 300℃.

DIN 1630 steel pipe are designed to meet High-performance carbon steel seamless pipe.The most commonly use of DIN 1630 pipe grades is St 37.4,St 44.4,St 52.4.

That is DIN 1630 St 37.4 pipe,DIN 1630 St 44.4 pipe,DIN 1630 St 52.4 pipe.

   

DIN1630 pipe

       

Chemical composition and mechanical property of steels for high - performance seamless circular pipes:  

Symbol

Material Number

Chemical composition

C

Si

Mn

P

S

St 37.4

1.0255

0.17

0.35

≥0.35

0.040

0.040

St 44.4

1.0257

0.20

0.35

≥0.35

0.040

0.040

St 52.4

1.0581

0.22

0.35

≥0.35

0.040

0.035

Grade

Min Yield point ReH for WT(mm)

Tensile strength

Rm

up to 16

over 16 up to 40

over 40 up to 65

St37.4

235

225

215

350~480

St44.4

275

265

255

420~550

St 52.4

350

340

335

500~650

As suppliers of seamless carbon steel pipe, SHEW-E STEEL PIPE specializes in DIN1630 pipes in grades St 37.4,St 44.4 and St 52.4. we also can provide customers with products based on their specified technical requirements.

please Email to :info@shew-esteelpipe.com to learn more!

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