High Pressure Welded Cryogenic Cylinders 450 232

The welded insulated gas cylinder is a gas storage device manufactured using high-vacuum multi-layer insulation technology and precision welding processes. It is primarily designed for the safe storage and transportation of cryogenic liquefied gases (such as liquid oxygen, liquid nitrogen, liquid argon, LNG, etc.).

Product standards:	ISO11439、ECER110
Product model:	DPL450-234-1.38
External dimensions （mm）:	505×1921
Empty weight of gas cylinder （Kg）：	135
Working pressure （MPa）:	1.38
Base structure:	Rubber ring

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Specification
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[excel | 2025.05.06] High-Performance Welded Insulated Gas Cylinders
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Specifications

Our state-of-the-art welded insulated gas cylinders combine high-vacuum multilayer insulation with precision welding technology to ensure safe, efficient storage and transport of cryogenic liquids (O₂, N₂, Ar, LNG, etc.).

Product standards Base structure Working pressure （MPa） Normal use pressure （MPa） External dimensions （mm） Safety valve jumping uppressure （Mpa）
Surface treatment method
ISO11439 ECER110 Rubber ring 1.38 0.2~1.38 505×1921
1.59
Polishing

Range of Application:

With its innovative design, our welded vacuum-insulated cylinder delivers exceptionally low heat transfer rates, dramatically minimizing evaporation losses – the perfect solution for industrial, healthcare, energy and research sectors.

Workshop Display

Certification

Type Approval Certificate

Annex I to Certificate

Factory Approval Certificate
Product model

DPL450-

150-1.38

DPL450-

175-1.38

DPL450-

195-1.38

DPL450-

210-1.38

DPL450-

234-1.38

External dimensions mm(Outer diameter × height)

505×1391

505×1557

505×1672

505×1766

505×1921

Empty weight of gas cylinder （Kg）

104

115

123

129

135

Working pressure （MPa）

1.38

Normal use pressure （MPa）

0.2~1.38

Factory setting pressure (MPa)

0.52~1.03

Safety valve jumping uppressure (Mpa)

1.59

Explosive disc blasting pressure (Mpa)

2.41

Nominal volume (L)

150

175

195

210

234

Effective volume (L)

142

166

185

199

222

Maximum liquid filling capacity

(Kg)

LO2

126

147

164

177

197

LN2

83

98

109

117

131

LAr

154

180

200

215

240

Airflow rate Nm³/h

9.2

Static evaporation rate liquid nitrogen %/d

≤2.80

≤2.5

≤2.45

≤2.42

≤2.35

Type of liquid level gauge

Float rod type

Surface treatment method

Polishing

Base structure

Rubber ring

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Frequently asked questions

Q:Is it possible to customize?

A:Of course, we will provide customized services according to your requirements.
Q:Is the product's safety performance guaranteed?

A:We have ISO and ECE R certifications and manufacture our products in compliance with these standards.
Q:Is after-sales service guaranteed?

A:Yes, we provide reliable after-sales service.

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High Pressure Welded Cryogenic Cylinders 450 232

You can contact us any way that is convenientfor you. We are available 24/7 via email ortelephone.

Specifications

Range of Application:

Workshop Display

Certification

Related Products

Frequently asked questions

Product standards	Base structure	Working pressure （MPa）	Normal use pressure （MPa）	External dimensions （mm）	Safety valve jumping uppressure （Mpa）	Surface treatment method
ISO11439 ECER110	Rubber ring	1.38	0.2~1.38	505×1921	1.59	Polishing

Product model		DPL450- 150-1.38	DPL450- 175-1.38	DPL450- 195-1.38	DPL450- 210-1.38	DPL450- 234-1.38
External dimensions mm(Outer diameter × height)		505×1391	505×1557	505×1672	505×1766	505×1921
Empty weight of gas cylinder （Kg）		104	115	123	129	135
Working pressure （MPa）		1.38
Normal use pressure （MPa）		0.2~1.38
Factory setting pressure (MPa)		0.52~1.03
Safety valve jumping uppressure (Mpa)		1.59
Explosive disc blasting pressure (Mpa)		2.41
Nominal volume (L)		150	175	195	210	234
Effective volume (L)		142	166	185	199	222
Maximum liquid filling capacity (Kg)	LO2	126	147	164	177	197
	LN2	83	98	109	117	131
	LAr	154	180	200	215	240
Airflow rate Nm³/h		9.2
Static evaporation rate liquid nitrogen %/d		≤2.80	≤2.5	≤2.45	≤2.42	≤2.35
Type of liquid level gauge		Float rod type
Surface treatment method		Polishing
Base structure		Rubber ring