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RINA 320 marine steel tube is used for marine boiler, super-heater and I, II, III grade pressure tubing tube manufacturing, and the manufacture of liquefied gas transportation and bulk chemical shipbuilding tube.

RINA 320 marine steel tube specifications-OD: 14-340mm, Thickness: 2-30mm

RINA 320 marine steel tube Mechanical Property:

Grade

Rm(MPa)

Re(MPa)

A(%)

320

320-440

≥195

≥25

RINA 320 marine steel tube chemical composition:

Grade

C

Si

Mn

P

S

Cr

Mo

Ni

320

≤0.16

≤0.35

0.40～0.70

≤0.035

≤0.035

≤0.25

≤0.10

≤0.30

Related products: RINA 360 marine steel tube,RINA 410 marine steel tube

JW steel keeps more than 10,000 tons hot rolled and cold rolled RINA 320 marine steel tube, RINA 320 shipbuilding steel in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like: cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.