Terms&conditions

1

Packing

in bundle by steel belt;    bevelled ends;     paint varnish;

plastic caps;         marks on the pipe.

2

Tolerate

OD +/-1%;     Thickness:+12.5% / -10%;     length:+/-2 cm

3

Delivery time

15days for the minimum order.

4

Application

Pipeline ,for conveying fluid, such as water, oil ,etc.

Material

SAE5120

Chemical Composition

Mechanical Properties(In Quenched & Tempered State)

C

0.18-0.24

Tensile strength(MPA) 

835

Si

0.17-0.37

Yield strength (MPA)

540

Mn

0.50-0.80

Elongation(δ5/%)

10

Cr

0.70-1.00

Reduction in Area (ψ/%)

40

Mo

0.15-0.25

Impact  (J)

57

P

≤0.035

Hardness  

≤179HB

S

≤0.035

Cu

≤0.30

Ni

≤0.30