Sammi Machinery, an expert fabricator

No products found...

Sammi Machinery, an expert fabricator

Sammi Machinery Co., Ltd is an expert fabricator in the line blind valve and goggle valve industry.
A Line Blind Valve fabricator and machine shop, is wholly owned subsidiary of line blinding technology and products.

Sammi Quick Line Blinds Offer a combination of two essential criteria:

  • Zero Leakage
  • Safe & Easy blinding by untrained one operator

Engineering and designs are based on ASME Section VIII, division 1.
Spectacle plates are designed based on ASME B31.1 and comparatively checked by API 590.
Hazard analyses for line blind valve have been implemented to identify hazards and risks to be detected around applicable valves in accordance with EN 1050. Quality Control.

Sammi line blinds does extensive physical testing to prove designs.
Designs are performed using developed design software and proven by finite element analysis.
Sammi keeps up strict quality policy and testing for all products.

Sammi focused on only line blocking technology for over 20 years. Lots of installation and site experiences with Sammi’s innovative Helical gear-set system proved as a most safe and successful products in the world.

Quality System
ISO9001:2008 CE-PED Module H API Spec.Q1 / API ISO /TS 29001 Engineering and designs are based on ASME Section VIII, division 1.

Company’s Philiosophy
Best quality material & product
Best service and quick answer
Best reputation from global customers



Absolute shutoff
Zero Leakage to Downstream

Quick change
Blinding by untrained operator within 30 seconds ~ 5 minutes safely

Only one operator
Blinding by one operator pipeline with ease and safety

Non line spread
No pipe stress during operation

Self sticking free machanism
Unique Gear-set system prevents sticking problem of blind plate

Cost saving
Not only Saving man-hour cost but also increasing production time

No need tools
Hand-wheel operation. No need any tools – Cranes, Bolts, Nuts, Gaskets etc.

Safety working
Prevention of potential hazard
– Inhalation of potentially toxic fumes, Spills of product and risk of explosion

Simple structure
Minimum maintenance to replace Sealing only

Gear-set system provides perfect isolation without any contacting or rubbing of gasket

Please accept cookies to help us improve this website Is this OK? Yes No More on cookies »