Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association

 
 

42CrMo4 alloy steel seamless pipe/tube

 Steel Grade

ASTM A519 1010-1045, 4130-4142, 5135Alloy steel pipe|
JIS G3441 SCM 415 TK, SCM 418 TK, SCM 420 TK, SCM 430 TK, SCM 435 TK, SCM 440 TK
JIS G3444 STKM 11A, STKM 12, STKM 13, STKM 14, STKM 15, STKM 16, STKM 17, STKM 18
STKM 19, STKM 20
BS 6323 CFS 3, CFS 3Aa, CFS 4, CFS 5b, CFS 6, CFS 7, CFS 8d, CFS 9, CFS 10, CFS 11
 |Seamless steel pipe|API steel pipe|ERW steel pipe|
Size
Outer Diameter Hot finish 2" - 30", Cold drawn 0.875" - 18"  
Wall Thickness Hot finish 0.250" – 4.00", Cold drawn 0.035" – 0.875"
Length Random Length, Fixed Length, SRL, DRL
 spiral steel pipe|Galvanized steel pipe|
Heat treatment
Annealed, Full Annealed, Bright annealed, , Spheroidize annealed 
Normalized, Stress relieved, Cold finished, Quenched and TemperedCarbon steel pipe|
 

 


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