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ASTM A106 tube,A53 tube,API-5L.GR.B tube

3 125

 1)Seamless steel tube per ASTM A106B/API-5L GR.B/A53 

2)Size: 1/4"-28"*SCH20\30\STD\60\80\100\120\140\160\XXS

ASTM A106 tube,A53 tube,API-5L.GR.B tube

1) Name of product: seamless steel tube
2) Application: pipes for usual structure and machines 
3) Model No.: ASTM A106 grade A/B, API 5L, X52, X42, ST52, K55, STK490, STPG, C20,etc. 
4) We also produce other specifications according to customers' requirements. 
5) Foreign standards implemented: DIN, JIS, ASTM (ASME),etc
 ASTM A-106 and ASTM A-53 Grade B

Chemical composition, %, no more

C

Mn

Si

P

S

Cr

0.17- 0.24

0.35- 0.65

0.17- 0.37

0.035

0.040

0.25

Mechanical properties of seamless carbon steel pipes, no less than

Tensile strength, MPa

Yield strength, MPa

Elongation, %

412

245

21

.

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We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification!