ASTM A234 WPB, ASTM ASME A/SA 403 MSS SP43 & SP75 ANSI B16.9 ANSI B16.28 ASTM A815 ASTM B363 B366 DIN2605 DIN2615 DIN2616 DIN2617  

Carbon Steel:ASTM A234 WPB WPC A105 A106 A53 A283-D  API5LB  A671-CC-70  A515-50  A135-A  A179-C,etc
Stainless Steel:304/304L, 316/316L,316Ti,321,317L,310S,etc
Alloy Steel:A335-P1,P2 ,P5 ,P11,P12 ,P22,P91,P92,A369-FP1,P2  A250-T1 A209-T1 A213-T2,T9 ,T12  A199-T11,T22, 
Duplex Stainless Steel: S31803(SAF2205),S32750(SAF2507),S31500(3RE60)

Purchasing many tees from the company, the quality is good.


After services is nice and professinal.


Logistics is fast.


Packing is very soid.