JIS B 2051:2020
Malleable iron and ductile iron valves

Standard No.

JIS B 2051:2020

Release Date

2020

Published By

SCC

Latest

JIS B 2051:2020

Scope

  Full Description JIS B 2051:2020 specifies requirements for screwed end valves and flanged end valves made of malleable cast iron and ductile cast iron used for general machinery (hereafter referred to as valves).

JIS B 2051:2020 history

• 2020 JIS B 2051:2020 Malleable iron and ductile iron valves
• 2015 JIS B 2051 AMD 1:2015 Malleable iron and ductile iron valves (Amendment 1)
• 2013 JIS B 2051:2013 Malleable iron and ductile iron valves
• 1994 JIS B 2051:1994 Malleable iron 10 K screwed valves