API 5CT K55 Casing pipe 4 1/4 inch Water drilling wells BTC R2

Type:Casing pipe
Manufacture Method:Hot Rolled
Standard and material: API 5CT K55
Size: 4 1/4 inch R2
Surface Treatment:Black Painting/sand blast or as your requirement
Independence Inspection:Chemical Test,Mechanical Test
Third Party Inspection:SGS,BV,INTERNET ECT
Application:Oil&gas pipe line
Payment Terms：TT/LC,West Union,Paypal,O/A
Delivery Time:7-25 days after received the deposit

Grade

Chemical Composition

C

Mn

Mo

Cr

Ni

Cu

P

S

Si

Min

Max

Min

Max

Min

Max

Min

Max

Max

Max

Max

Max

Max

K55

-

-

-

-

-

-

-

-

-

-

0.03

0.03

-

Grade	Yield Strength				Tensile Strenth		Hardness		Allowable Hardness Variation
	Min		Max		Min		Max
	Psi	Mpa	Psi	Mpa	Psi	Mpa	HRC	BHN	hrc
K55	55000	379	80000	552	95000	655	-	-	-