GB T 5312 410I 410II 410III seamless steel tubes and pipes for ship and vessel

Approved classification society: ABS, LR, BV, DNV GL, RINA, CCS, NK, KR

GB T 5312 410I  410II  410III  seamless steel tubes and pipes chemical composition:

Grade	C	Si	Mn	S	P	Cr	Mo	Ni	Cu	Cr+Mo+Ni+Cu
410	≤0.21	≤0.35	0.40-1.20	≤0.020	≤0.025	≤0.25	≤0.10	≤0.30	≤0.30	≤0.70

GB T 5312 410I  410II  410III  seamless steel tubes and pipes mechanical properties:

Grade	Tensile Strength	Yield Strength	Elongation
	MPa	MPa	%
410	410-530	≥235	≥22

GB T 5312 410 high pressure shipbuilding steel tubes are carbon steel seamless tubes for building the I class pressure pipe system and second class pressure pipe system for ships, the boiler and the superheater use pipes. The working temperature of carbon steel seamless tube wall is no more than 450 degrees. GB T 5312 410 seamless steel tubes and pipes are used for the manufacture of marine boilers and superheater I, II, III pressure pipe system tubes, as well as the manufacture of LPG transport and bulk chemical ship pipes.

Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship GB/T 5312, Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship, GB/T 5312 410I 410II 410III Marine seamless steel Tube, GB 5312 410 Seamless Steel Pipe, Chi

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.

Packaging Details: Standard export seaworthy packing or as required.
Delivery Time: 30-50 days, 7 days for stock goods.
Loading Port: Shanghai ,Tianjin, Qingdao.
Offer Ability:5 000MT/Per Month.
MOQ: 1 Pcs.