Propellant Tank Vessel

Assembly

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Seamless titanium or aluminum sphere, welded with internal stiffening rings, rated for pressurization and thermal cycling.

Direct parts	7
Total parts	10
Used in	1 assembly
Class	Assembly

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Seamless titanium or aluminum sphere, welded with internal stiffening rings, rated for pressurization and thermal cycling. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Propellant Tank Vessel parts and their functions

7 top-level parts · 10 parts in total · full bill of materials below

Propellant Tank Vessel parts diagram: 1 titanium seamless sphere blank, 2 hemispherical bulkhead dome, 3 tank equatorial weld, 4 internal slosh baffle, 5 tank access port nozzle, 6 fastener set, 7 silicone sealing gaskets. 10 parts in 7 top-level items. — Propellant Tank Vessel parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Titanium Seamless Sphere Blank	1×	Titanium Grade 2 seamless forged sphere, 600 mm diameter, 10 mm wall
2	Hemispherical Bulkhead Dome	2×	Hemispherical end domes for dual-hemisphere assembly (if not forged)
3	Tank Equatorial Weld	1×	Equatorial weld seam joining hemispheres, with post-weld annealing
4	Internal Slosh Baffle	2×	Aluminum or titanium internal baffles preventing slosh
5	Tank Access Port Nozzle	1×	Welded nozzle for fill, drain, and pressurization lines
6	Fastener Set	2×	Bolts and studs for internal baffles (cryogenic-rated)
7	Silicone Sealing Gaskets	1×	Elastomer or metal seals at access ports

3D model

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Build & assembly graph

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Bill of materials for Propellant Tank Vessel

7 top-level lines · 7 rows shown · 10 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Titanium Seamless Sphere Blank	spt-sphere-blank	1×	1	·	part
2	Hemispherical Bulkhead Dome	spt-hemispherical-bulkhead	2×	2	·	part
3	Tank Equatorial Weld	spt-weld-zone	1×	1	·	part
4	Internal Slosh Baffle	spt-internal-baffle	2×	2	·	part
5	Tank Access Port Nozzle	spt-access-port	1×	1	·	part
6	Fastener Set	fastener-set	2×	2	·	part
7	Silicone Sealing Gaskets	gasket-set	1×	1	·	part

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Where the propellant tank vessel is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Space Systems 1 Satellite Propellant Tank

Used in 1 assembly

Satellite Propellant Tank

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks