Nickel Steel Plates for Pressure Vessels for Low Temperature Service

Inquiry	Steel Type	Standard	Country Code	C(%)	V(%)	Si(%)	Mn(%)	P(%)	S(%)
SL2N255	SL2N255	8698	CNS	<0.17		<0.3	<0.7	<0.025	<0.025
SL2N255	SL2N255	G3127	JIS	<0.17		<0.3	<0.7	<0.025	<0.025
Gr.A	Gr.A	A203	ASTM	<0.17		0.15-0.4	<0.7	<0.035	<0.035
SL3N255	SL3N255	8698	CNS	<0.15		<0.3	<0.7	<0.025	<0.025
SL3N255	SL3N255	G3127	JIS	<0.15		<0.3	<0.7	<0.025	<0.025
Gr.D	Gr.D	A203M	ASTM	<0.17		0.15-0.4	<0.7	<0.035	<0.035
SL3N275	SL3N275	8698	CNS	<0.17		<0.3	<0.7	<0.025	<0.025
SL3N275	SL3N275	G3127	JIS	<0.17		<0.3	<0.7	<0.025	<0.025
Gr.E	Gr.E	A203	ASTM	<0.2		0.15-0.40	<0.7	<0.035	<0.04
10Ni14	10Ni14	17280	DIN	<0.15	<0.05	<0.35	0.3-0.8	<0.025	<0.02
SL3N440	SL3N440	8698	CNS	<0.15		<0.3	<0.7	<0.025	<0.025
SL3N440	SL3N440	G3127	JIS	<0.15		<0.3	<0.7	<0.025	<0.025
Gr.F	Gr.F	A203	ASTM	<0.2		0.15-0.40	<0.7	<0.035	<0.04
SL9N520	SL9N520	8698	CNS	<0.12		<0.3	<0.9	<0.025	<0.025
SL9N520	SL9N520	G3127	JIS	<0.12		<0.3	<0.9	<0.025	<0.025
X8Ni9	X8Ni9	17280	ASTM	<0.1		<0.35	0.3-0.8	<0.025	<0.025
SL9N590	SL9N590	8698	CNS	<0.12		<0.3	<0.9	<0.025	<0.025
SL9N590	SL9N590	G3127	JIS	<0.12		<0.3	<0.9	<0.025	<0.025
Type 1	Type 1	A553	ASTM	<0.13		0.15-0.40	<0.9	<0.035	<0.035

Nickel steel plates for pressure vessels for low temperature service are specifically designed for use in applications where the material needs to withstand extreme cold temperatures. These plates typically have a higher nickel content compared to standard carbon steel plates, which gives them enhanced resistance to low temperatures and improved toughness.

The use of nickel steel plates is common in industries such as oil and gas, petrochemical, and power generation, where pressure vessels are used to store and transport substances at very low temperatures. These plates are specifically manufactured to meet the requirements of low temperature service, including the ability to withstand brittle fracture that can occur in sub-zero conditions.

The nickel content in these plates provides several benefits. It offers improved ductility and toughness, reducing the risk of material failure under low temperature conditions. Nickel also enhances the corrosion resistance of the steel, making it suitable for use in environments where harsh chemicals or corrosive substances are present.

Another critical factor in selecting nickel steel plates for pressure vessels operating at low temperatures is their ability to maintain their mechanical properties and dimensional stability under extreme conditions. These plates should have excellent weldability to facilitate the fabrication of pressure vessels and should exhibit minimal dimensional changes during and after welding.

Common specifications for nickel steel plates used in pressure vessels for low temperature service include ASTM A203/A203M, ASTM A516/A516M, and ASTM A738/A738M. These standards outline the requirements for chemical composition, tensile strength, impact toughness, and other mechanical properties necessary for low temperature applications.

In conclusion, nickel steel plates for pressure vessels for low temperature service are a specialized type of steel plates designed to withstand extreme cold temperatures and provide optimum performance in harsh environments. Their enhanced toughness, ductility, and corrosion resistance make them suitable for use in industries where materials are subjected to sub-zero conditions.